M. Basile

A Lumped Specific Heat Capacity Approach for Predicting the Non-stationary Thermal Profile of Coffee During Roasting (2009)

Basile, M.; Department Of Chemical, Environmental And Raw Materials Engineering (DICAMP), University Of Trieste, Piazzale Europa 1, 34127 Trieste – Italy, Kikic, I.; Department Of Chemical, Environmental And Raw Materials Engineering (DICAMP), University Of Trieste, Piazzale Europa 1, 34127 Trieste – Italy; Ireneo.kikic@dicamp.units.it

Coffee undergoes numerous and relevant chemical and physical changes during roasting. These modifications lead to the development of those typical organoleptic properties of coffee, on which the...

Study of hadronic event shape in flavour tagged events in $e^{+} e^{-}$ annihilation at $(\sqrt{S}) = 197 GeV$ (2009)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, J, ...

Results are presented from a study of the structure of hadronic events in highenergy (e^+)(e^-) interactions detected by the L3 detector at LEP. Various event shape distributions and their moments...

Search for events with an isolated lepton and missing transverse momentum (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Measurement of Beauty Production from Dimuon Events at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Production of excited charm and charm-strange mesons at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Exclusive Photoproduction of Υ Mesons at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Internal report | Preprint

Deep Inelastic Scattering with Leading Protons or Large Rapidity Gaps at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Measurement of the Longitudinal Proton Structure Function at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Internal report | Preprint

Measurement of the charm fragmentation function in D* photoproduction at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Measurement of Charm and Beauty Production in Deep Inelastic ep Scattering from Decays into Muons at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Internal report | Preprint

Scaled Momentum Distributions of Charged Particles in Dijet Photoproduction at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Internal report | Preprint

A Measurement of the Q2, W and t Dependences of Deeply Virtual Compton Scattering at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Multi-lepton production at high transverse momentum at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, S. Antonelli, ...

Internal report | Preprint

Measurement of J/ψ helicity distributions in inelastic photoproduction at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, S. Antonelli, ...

Internal report | Preprint

Measurement of Charged Current Deep Inelastic Scattering Cross Sections with a Longitudinally Polarised Electron Beam at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Scaled Momentum Distributions of Charged Particles in Dijet Photoproduction at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Measurement of High-Q2 Neutral Current Deep Inelastic e−p Scattering Cross Sections with a Longitudinally Polarised Electron Beam at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Multi-Leptons with High Transverse Momentum at HERA (2009)

F.D. Aaron, DESY Forschung Hochenergiephysik, H. Abramowicz, I. Abt, L. Adamczyk, M. Adamus, ...

Internal report | Preprint

Measurement of D± and D0 Production in Deep Inelastic Scattering Using a Lifetime Tag at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Multi-Leptons with High Transverse Momentum at HERA (2009)

F.D. Aaron, DESY Forschung Hochenergiephysik, H. Abramowicz, I. Abt, L. Adamczyk, M. Adamus, ...

Internal report | Preprint

Measurement of J/ψ photoproduction at large momentum transfer at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, S. Antonelli, ...

Internal report | Preprint

Measurement of dijet photoproduction for events with a leading neutron at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, S. Antonelli, ...

Internal report | Preprint

Measurement of isolated photon production in deep inelastic ep scattering (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, S. Antonelli, ...

Internal report | Preprint

Multi-lepton production at high transverse momentum at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, S. Antonelli, ...

Journal article

Multi-Leptons with High Transverse Momentum at HERA (2009)

F.D. Aaron, DESY Forschung Hochenergiephysik, H. Abramowicz, I. Abt, L. Adamczyk, M. Adamus, ...

Journal article

Subjet Distributions in Deep Inelastic Scattering at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Exclusive Photoproduction of Υ Mesons at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Measurement of the Longitudinal Proton Structure Function at HERA (2009)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Events with an Isolated Lepton and Missing Transverse Momentum Measurement of W Production at HERA (2009)

F.D. Aaron, DESY Forschung Hochenergiephysik, H. Abramowicz, I. Abt, L. Adamczyk, M. Adamus, ...

Internal report | Preprint

K0SK0S resonance production in ep collisions at HERA (2008)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Beauty photoproduction using decays into electrons at HERA (2008)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

A Measurement of the Q2, W and t Dependences of Deeply Virtual Compton Scattering at HERA (2008)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Internal report | Preprint

Measurement of Charged Current Deep Inelastic Scattering Cross Sections with a Longitudinally Polarised Electron Beam at HERA (2008)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Internal report | Preprint

Energy Dependence of the Charged Multiplicity in Deep Inelastic Scattering at HERA (2008)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Deep Inelastic Scattering with Leading Protons or Large Rapidity Gaps at HERA (2008)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Internal report | Preprint

Multi-jet cross sections in charged current e±p scattering at HERA (2008)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, P.D. Allfrey, ...

Journal article

Inclusive (KSKS0)-K-0 resonance production in ep collisions at HERA (2008)

ZEUS Collaboration, Chekanov, S, Derrick, M, Magill, S, Musgrave, B, Nicholass, D, ...

1 The ZEUS Collaboration (2007)

J. Breitweg, M. Derrick, D. Krakauer, S. Magill, D. Mikunas, B. Musgrave, ...

We have searched for the production of a selectron and a squark in e p collisions at a center-of-mass energy of 300 GeV using the ZEUS detector at HERA. The selectron and squark are sought in the...

The ZEUS Collaboration (2007)

J. Breitweg, M. Derrick, D. Krakauer, S. Magill, D. Mikunas, B. Musgrave, ...

Using the ZEUS detector at HERA, we have searched for heavy excited states of electrons, neutrinos, and quarks in e p collisions at a center-of-mass energy of 300 GeV. With an integrated luminosity...

The ZEUS Collaboration (2007)

M. Derrick, D. Krakauer, S. Magill, D. Mikunas, B. Musgrave, J. R. Okrasinski, ...

Jet photoproduction, where the two highest transverse energy (E jet T) jets have E jet T above 6 GeV and a jet-jet invariant mass above 23 GeV, has been studied with the ZEUS detector at the HERA ep...

Search for Contact Interactions in Deep Inelastic (2007)

Scattering At Hera, J. Breitweg, S. Chekanov, M. Derrick, D. Krakauer, S. Magill, ...

In a search for signatures of physics processes beyond the Standard Model, various eeqq vector contact--interaction hypotheses have been tested using the high--Q 2 , deep inelastic neutral--current e...

Dijet Cross Sections in Photoproduction at HERA (2007)

The Zeus, M. Derrick, D. Krakauer, S. Magill, D. Mikunas, B. Musgrave, ...

Dijet production by almost real photons has been studied at HERA with the ZEUS detector. Jets have been identified using the cone algorithm. A cut on x OBS fl , the fraction of the photon energy...

Dijet Cross Sections in Photoproduction at HERA (2007)

Zeus Collaboration, J. Breitweg, M. Derrick, D. Krakauer, S. Magill, D. Mikunas, ...

Dijet cross sections are presented using photoproduction data obtained with the ZEUS detector during 1994. These measurements represent an extension of previous results, as the higher statistics...

Scaling in the charged particle multiplicity distributions at the ISR and comparison with $(e^{+}e^{-})$ data (2007)

Basile, M, Romeo, G C, Cifarelli, L, Contin, A, D'Ali, G, Del Papa, C, ...

The Solar Flare of the 14th of July 2000 (L3+C detector results) (2007)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Several experiments have reported observations on possible correlations between the flux of high energy muons and intense solar flares. If confirmed, these observations would have significant...

Diffractive Photoproduction of  D*±(2010) at HERA (2007)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, V. Adler, ...

Journal article

Measurement of D Mesons Production in Deep Inelastic Scattering at HERA (2007)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, V. Adler, ...

Journal article

Exclusive ρ 0 Production in Deep Inelastic Scattering at HERA (2007)

H. Abramowicz, DESY Forschung Hochenergiephysik, I. Abt, L. Adamczyk, M. Adamus, V. Adler, ...

Journal article

A search for flaring Very-High-Energy cosmic-ray sources with the L3+C muon spectrometer (2006)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The L3+C muon detector at the Cern electron-position collider, LEP, is used for the detection of very-high-energy cosmic \gamma-ray sources through the observation of muons of energies above 20, 30,...

Study of inclusive strange-baryon production and search for pentaquarks in two-photon collisions at LEP (2006)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Measurements of inclusive production of the Lambda, Xi- and Xi*(1530) baryons in two-photon collisions with the L3 detector at LEP are presented. The inclusive differential cross sections for Lambda...

Search for Neutral MSSM Higgs Bosons at LEP (2006)

Schael, S, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...

The solar flare of the 14th of July 2000 : L3+C detector results (2006)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Aims.Several experiments have reported observations on possible correlations between the flux of high energy muons and intense solar flares. If confirmed, these observations would have significant...

Search for neutral MSSM Higgs bosons at LEP (2006)

Achard, P., Adriani, O., Aguilar-Benítez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...

The solar flare of the 14th of July 2000 : L3+C detector results (2006)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Aims.Several experiments have reported observations on possible correlations between the flux of high energy muons and intense solar flares. If confirmed, these observations would have significant...

Search for neutral MSSM Higgs bosons at LEP (2006)

Achard, P., Adriani, O., Aguilar-Benítez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...

Precision Electroweak Measurements on the Z Resonance (2005)

Schael, S, Barate, R, Brunelière, R, Buskulic, Damir, De Bonis, I, Décamp, D, ...

We report on the final electroweak measurements performed with data taken at the Z resonance by the experiments operating at the electron-positron colliders SLC and LEP. The data consist of 17...

Study of Spin and Decay-Plane Correlations of W Bosons in the $e^{+} e^{-} \to W^{+} W^{-}$ Process at LEP (2005)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Data collected at LEP at centre-of-mass energies \sqrt(s) = 189 - 209 GeV are used to study correlations of the spin of W bosons using e+e- -> W+W- -> lnqq~ events. Spin correlations are favoured by...

Inclusive Jet Production in Two-Photon Collisions at LEP (2004)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Inclusive jet production, e+e- -> e+e- \ee$ jet X, is studied using 560/pb of data collected at LEP with the L3 detector at centre-of-mass energies between 189 and 209 GeV. The inclusive differential...

Inclusive Lambda Production in Two-Photon Collisions at LEP (2004)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The reactions e^+e^- -> e^+e^- Lambda X and e^+e^- -> e^+e^- Lambda X are studied using data collected at LEP with the L3 detector at centre-of-mass energies between 189 and 209 GeV. Inclusive...

Muon-Pair and Tau-Pair Production in Two-Photon Collisions at LEP (2004)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The QED processes e^+ e^- -> e^+ e^- \mu^+ \mu^- and e^+ e^- -> e^+ e^- \tau^+ \tau^- are studied with the L3 detector at LEP using an untagged data sample collected at centre-of-mass energies 161...

Measurement of Triple-Gauge-Boson Couplings of the W Boson at LEP (2004)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The CP-conserving triple-gauge-boson couplings, g1Z, kappa_gamma, lambda_gamma, g5Z, kappa_Z and lambda_Z are measured using hadronic and semi-leptonic W-pair events selected in 629 pb-1 of data...

Measurement of the Z-boson using $e^+ e^- \to Z \gamma$ events at centre-of-mass energies above the Z pole (2004)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Events from the e+e- -> Zgamma process with hard initial state radiation collected with the L3 detector at centre-of-mass energies between 183 GeV and 209 GeV are used to measure the mass of the Z...

Single- and Multi-Photon Events with Missing Energy in $e^+ e^-$ Collisions at LEP (2004)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Single- and multi-photon events with missing energy are selected in 619/pb of data collected by the L3 detector at LEP at centre-of-mass energies between 189GeV and 209GeV. The cross sections of the...

Flavour Independent Search for Neutral Higgs Bosons at LEP (2004)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A flavour independent search for the CP-even and CP-odd neutral Higgs bosons h and A is performed in 624/pb of data collected with the L3 detector at LEP at centre-of-mass energies between 189 and...

Search for colour singlet and colour reconnection effects in hadronic Z decays at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of the atmospheric muon spectrum from 20 to 300 GeV (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Vanden Akker, M., Alcaraz, J., Alemanni, G., ...

The absolute muon flux between 20 GeV and 300 GeV is measured with the L3 magnetic muon spectrometer for zenith angles ranging from 0 degree to 58 degrees. Due to the large exposure of about 150 m2...

Study of the e$^+$e$^- \to Z\gamma$ process at LEP and limits on triple neutral-gauge-boson couplings (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of exclusive $\rho+\rho^-$ production in high-Q^2 two-photon collisions at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Search for branons at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Search for anomalous couplings in the Higgs sector at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of triple-gauge-boson couplings of the W boson at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of the Z-boson mass using $e^+e- \to Z\gamma$ event at centre-of-mass energies above the Z pole (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Search for scalar leptons and scalar quarks at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Scalar partners of quarks and leptons, predicted in supersymmetric models, are searched for in e^+e^- collisions at centre-of-mass energies between 192GeV and 209GeV at LEP. No evidence for any such...

Search for colour singlet and colour reconnection effects in hadronic Z decays at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of the atmospheric muon spectrum from 20 to 300 GeV (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Vanden Akker, M., Alcaraz, J., Alemanni, G., ...

The absolute muon flux between 20 GeV and 300 GeV is measured with the L3 magnetic muon spectrometer for zenith angles ranging from 0 degree to 58 degrees. Due to the large exposure of about 150 m2...

Study of the e$^+$e$^- \to Z\gamma$ process at LEP and limits on triple neutral-gauge-boson couplings (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of exclusive $\rho+\rho^-$ production in high-Q^2 two-photon collisions at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Search for branons at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Search for anomalous couplings in the Higgs sector at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of triple-gauge-boson couplings of the W boson at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of the Z-boson mass using $e^+e- \to Z\gamma$ event at centre-of-mass energies above the Z pole (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Search for scalar leptons and scalar quarks at LEP (2004)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Scalar partners of quarks and leptons, predicted in supersymmetric models, are searched for in e^+e^- collisions at centre-of-mass energies between 192GeV and 209GeV at LEP. No evidence for any such...

Substructure dependence of jet cross sections at HERA and determination of alpha(S) (2004)

Chekanov, S., Derrick, M., Loizides, J.H., Magill, S., Miglioranzi, S., Musgrave, B., ...

Jet substructure and differential cross sections for jets produced in the photoproduction and deep inelastic ep scattering regimes have been measured with the ZEUS detector at HERA using an...

The dependence of dijet production on photon virtuality in ep collisions at HERA (2004)

Chekanov, S., Derrick, M., Loizides, J.H., Magill, S., Miglioranzi, S., Musgrave, B., ...

The dependence of dijet production on the virtuality of the exchanged photon, Q(2), has been studied by measuring dijet cross sections in the range 0 less than or similar to Q(2) lt 2000 GeV2 with...

Evidence for a narrow baryonic state decaying to K0s-p and K0s-pbar in deep inelastic scattering at HERA (2004)

Chekanov, S., Derrick, M., Loizides, J.H., Magill, S., Miglioranzi, S., Musgrave, B., ...

A resonance search has been made in the K(S)(0)p and K-S(0)(p) over bar invariant-mass spectrum measured with the ZEUS detector at HERA using an integrated luminosity of 121 pb(-1). The search was...

Photoproduction of D*(+/-) mesons associated with a leading neutron (2004)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Miglioranzi, S., ...

The photoproduction of D*(+/-)(2010) mesons associated with a leading neutron has been observed with the ZEUS detector in ep collisions at HERA using an integrated luminosity of 80 pb(-1). The...

Search for QCD-instanton induced events in deep inelastic ep scattering at HERA (2004)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Miglioranzi, S., ...

A search for QCD-instanton-induced events in deep inelastic ep scattering has been performed with the ZEUS detector at the HERA collider, using data corresponding to an integrated luminosity of 38...

Isolated tau leptons in events with large missing transverse momentum at HERA (2004)

Chekanov, S., Derrick, A., Krakauer, D., Loizides, J.H., Magill, S., Miglioranzi, S., ...

A search for events containing isolated tau leptons and large missing transverse momentum, not originating from the tau decay, has been performed with the ZEUS detector at the electron-proton...

Search for contact interactions, large extra dimensions and finite quark radius in ep collisions at HERA (2004)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Miglioranzi, S., ...

A search for physics beyond the Standard Model has been performed with high-Q(2) neutral current deep inelastic scattering events recorded with the ZEUS detector at HERA. Two data sets, e(+) p →...

High-Q(2) neutral current cross sections in e(+)p deep inelastic scattering at root s=318 GeV (2004)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Miglioranzi, S., ...

Cross sections for e(+)p neutral current deep inelastic scattering have been measured at a center-of-mass energy of roots=318 GeV with the ZEUS detector at HERA using an integrated luminosity of 63.2...

Exclusive electroproduction of J/psi mesons at HERA (2004)

Chekanov, S., Derrick, A., Loizides, J.H., Magill, S., Miglioranzi, S., Musgrave, B., ...

The exclusive electroproduction of J/psi mesons, ep → epJ/psi, has been studied with the ZEUS detector at HERA for virtualities of the exchanged photon in the ranges 0.15 lt Q(2) lt 0.8 GeV2 and 2...

Bottom photoproduction measured using decays into muons in dijet events in ep collisions at root s=318 GeV (2004)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Miglioranzi, S., ...

The photoproduction of bottom quarks in events with two jets and a muon has been measured with the ZEUS detector at HERA using an integrated luminosity of 110 pb(-1). The fraction of jets containing...

Measurement of Dstar(+/-) production in deep inelastic e(+/-)p scattering at DESY HERA (2004)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

Inclusive production of Dstar(+/-) (2010) mesons in deep inelastic scattering has been measured with the ZEUS detector at DESY HERA using an integrated luminosity of 81.9 pb-1. The decay channel...

Measurement of beauty production in deep inelastic scattering at HERA (2004)

Chekanov, S., Derrick, M., Loizides, J.H., Magill, S., Miglioranzi, S., Musgrave, B., ...

The beauty production cross section for deep inelastic scattering events with at least one hard jet in the Breit frame together with a union has been measured, for photon virtualities Q(2) gt 2 GeV2,...

Search for Colour Singlet and Colour Reconnection Effects in Hadronic Z Decays at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A search is performed in symmetric 3-jet hadronic Z decay events for evidence of colour singlet production or colour reconnection effects. Asymmetries in the angular separation of particles are found...

Search for Scalar Leptons and Scalar Quarks at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Scalar partners of quarks and leptons, predicted in supersymmetric models, are searched for in e^+e^- collisions at centre-of-mass energies between 192GeV and 209GeV at LEP. No evidence for any such...

Search for Doubly-Charged Higgs Bosons at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Doubly-charged Higgs bosons are searched for in e^+e^- collision data collected with the L3 detector at LEP at centre-of-mass energies up to 209 GeV. Final states with four leptons are analysed to...

Search for Charged Higgs Bosons at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 189 and 209GeV, corresponding to an integrated...

Z Boson Pair-Production at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Events stemming from the pair-production of Z bosons in e^+e^- collisions are studied using 217.4 pb^-1 of data collected with the L3 detector at centre-of-mass energies from 200 GeV up to 209 GeV....

Search for a Higgs Boson Decaying to Weak Boson Pairs at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A Higgs particle produced in association with a Z boson and decaying into weak boson pairs is searched for in 336.4 1/pb of data collected by the L3 experiment at LEP at centre-of-mass energies from...

Dijet angular distributions in photoproduction of charm at HERA (2003)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

Dijet angular distributions of photoproduction events in which a D/sup *+or-/ meson is produced in association with one of two energetic jets have been measured with the ZEUS detector at HERA, using...

Measurement of Exclusive $\rho^0 \rho^0$ Production in Two-Photon Collisions at High $Q^2$ at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Exclusive rho rho production in two-photon collisions involving a single highly virtual photon is studied with data collected at LEP at centre-of-mass energies 89GeV < \sqrt{s} < 209GeV with a total...

Search for single-top production in ep collisions at HERA (2003)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

A search for single-top production, ep to et X, has been made with the ZEUS detector at HERA using an integrated luminosity of 130.1 pb/sup -1/. Events from both the leptonic and hadronic decay...

Search for Excited Leptons at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A search for charged and neutral excited leptons is performed in 217 pb-1 of data collected with the L3 detector at LEP at centre-of-mass energies up to 209 GeV. The pair- and single-production...

Proton-Antiproton Pair Production in Two-Photon Collisions at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The reaction e+e- -> e+e- proton antiproton is studied with the L3 detector at LEP. The analysis is based on data collected at e+e- center-of-mass energies from 183 GeV to 209 GeV, corresponding to...

Measurement of event shapes in deep inelastic scattering at HERA (2003)

Chekanov, S., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., Repond, J., ...

Inclusive event-shape variables have been measured in the current region of the Breit frame for neutral current deep inelastic ep scattering using an integrated luminosity of 45.0 pb/sup -1/...

Search for Colour Reconnection Effects in $e^+ e^- \to W^+ W^- \to hadrons$ through Particle-Flow Studies at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A search for colour reconnection effects in hadronic decays of W pairs is performed with the L3 detector at centre-of-mass energies between 189 and 209 GeV. The analysis is based on the study of the...

Observation of the strange sea in the proton via inclusive phi -meson production in neutral current deep inelastic scattering at HERA (2003)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

Inclusive phi (1020)-meson production in neutral current deep inelastic e/sup +/p scattering has been measured with the ZEUS detector at HERA using an integrated luminosity of 45 pb/sup -1/. The phi...

Study of the $e^{+}e^{-}\to Ze^{+}e^{-}$ Process at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The cross section of the process $\rm e^+e^-\rightarrow Ze^+e^-$ is measured with ~0.7\,fb$^{-1}$ of data collected with the L3 detector at LEP. Decays of the Z boson into quarks and muons are...

Measurement of W Polarisation at LEP (2003)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The three different helicity states of W bosons produced in the reaction e+ e- -> W+ W- -> l nu q q~ at LEP are studied using leptonic and hadronic W decays. Data at centre-of-mass energies \sqrt s =...

Study of the azimuthal asymmetry of jets in neutral current deep inelastic scattering at HERA (2003)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

The azimuthal distribution of jets produced in the Breit frame in high-Q/sup 2/ deep inelastic e/sup +/p scattering has been studied with the ZEUS detector at HERA using an integrated luminosity of...

ZEUS next-to-leading-order QCD analysis of data on deep inelastic scattering (2003)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

Next-to-leading-order QCD analyses of the ZEUS data on deep inelastic scattering together with fixed-target data have been performed, from which the gluon and quark densities of the proton and the...

Search for excited leptons at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for charged and neutral excited leptons is performed in 217 pb-1 of data collected with the L3 detector at LEP at centre-of-mass energies up to 209 GeV. The pair- and single-production...

Search for a Higgs boson decaying to weak boson pairs at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Proton-Antiproton Pair Production in Two-Photon Collisions at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The reaction e+e- -> e+e- proton antiproton is studied with the L3 detector at LEP. The analysis is based on data collected at e+e- center-of-mass energies from 183 GeV to 209 GeV, corresponding to...

Z boson pair-production at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of W polarisation at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The three different helicity states of W bosons produced in the reaction e+ e- -> W+ W- -> l nu q q~ at LEP are studied using leptonic and hadronic W decays. Data at centre-of-mass energies \sqrt s =...

Search for charged Higgs bosons at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 189 and 209GeV, corresponding to an integrated...

Search for doubly-charged Higgs bosons at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Doubly-charged Higgs bosons are searched for in e^+e^- collision data collected with the L3 detector at LEP at centre-of-mass energies up to 209 GeV. Final states with four leptons are analysed to...

Study of the $e^{+}e^{-}\to Ze^{+}e^{-}$ Process at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The cross section of the process $\rm e^+e^-\rightarrow Ze^+e^-$ is measured with ~0.7\,fb$^{-1}$ of data collected with the L3 detector at LEP. Decays of the Z boson into quarks and muons are...

Search for colour reconnection effects in e$^+$e$^- \to$ W$^+$W$^- \to$ hadrons through particle-flow studies at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Search for excited leptons at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for charged and neutral excited leptons is performed in 217 pb-1 of data collected with the L3 detector at LEP at centre-of-mass energies up to 209 GeV. The pair- and single-production...

Search for a Higgs boson decaying to weak boson pairs at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Proton-Antiproton Pair Production in Two-Photon Collisions at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The reaction e+e- -> e+e- proton antiproton is studied with the L3 detector at LEP. The analysis is based on data collected at e+e- center-of-mass energies from 183 GeV to 209 GeV, corresponding to...

Z boson pair-production at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Measurement of W polarisation at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The three different helicity states of W bosons produced in the reaction e+ e- -> W+ W- -> l nu q q~ at LEP are studied using leptonic and hadronic W decays. Data at centre-of-mass energies \sqrt s =...

Search for charged Higgs bosons at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 189 and 209GeV, corresponding to an integrated...

Search for doubly-charged Higgs bosons at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Doubly-charged Higgs bosons are searched for in e^+e^- collision data collected with the L3 detector at LEP at centre-of-mass energies up to 209 GeV. Final states with four leptons are analysed to...

Study of the $e^{+}e^{-}\to Ze^{+}e^{-}$ Process at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The cross section of the process $\rm e^+e^-\rightarrow Ze^+e^-$ is measured with ~0.7\,fb$^{-1}$ of data collected with the L3 detector at LEP. Decays of the Z boson into quarks and muons are...

Search for colour reconnection effects in e$^+$e$^- \to$ W$^+$W$^- \to$ hadrons through particle-flow studies at LEP (2003)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Jet production in charged current deep inelastic e+p scattering at HERA (2003)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

The production rates and substructure of jets have been studied in charged current deep inelastic e(+)p scattering for Q(2) gt 200 GeV2 with the ZEUS detector at HERA using an integrated luminosity...

Leading proton production in e+ p collisions at HERA (2003)

Chekanov, S., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., Repond, J., ...

Events with a final-state proton carrying a large fraction of the proton beam momentum, x(L) gt 0.6, and the square of the transverse momentum p(T)(2) lt 0.5 GeV2 T, have been studied in e(+)p...

Measurement of deeply virtual Compton scattering at HERA (2003)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

The cross-section for deeply virtual Compton scattering in the reaction ep → egammap has been measured with the ZEUS detector at HERA using integrated luminosities of 95.0 pb(-1) of e(+) p and 16.7...

Measurement of high-Q2 charged current cross sections in e+ p deep inelastic scattering at HERA (2003)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

Cross sections for e (+) p charged current deep inelastic scattering at a centre-of-mass energy of 318 [LF]GeV have bee n determined with an integrated luminosity of 60.9 pb(-1) collected with the...

Measurement of high-Q e(-)p neutral current cross sections at HERA and the extraction of xF3 (2003)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

Cross sections for e(-)p neutral current deep inelastic scattering have been measured at a centre-of-mass energy of 318 GeV using an integrated luminosity of 15.9 pb(-1) collected with the ZEUS...

Measurement of proton-dissociative diffractive photoproduction of vector mesons at large momentum transfer at HERA (2003)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

Diffractive photoproduction of vector mesons, gammap → VY, where Y is a proton-dissociative system, has been measured in e(+)p interactions with the ZEUS detector at HERA using an integrated...

Measurement of the open-charm contribution to the diffractive proton structure function (2003)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

Production of D*+/-(2010) mesons in diffractive deep inelastic scattering has been measured with the ZEUS detector at HERA using an integrated luminosity of 82 pb(-1). Diffractive events were...

Measurements of inelastic J/psi and psi'photoproduction at HERA (2003)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

The cross sections for inelastic photoproduction of J/psi and psi' mesons have been measured in ep collisions with the ZEUS detector at HERA, using an integrated luminosity of 38.0 pb(- 1). The...

Scaling violations and determination of alpha(s) from jet production in gamma p interactions at HERA (2003)

Chekanov, S., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., Repond, J., ...

Differential cross sections for jet photoproduction in the reaction ep → e jet X have been measured with the ZEUS detector at HERA using 82.2 pb(-1) of integrated luminosity. Inclusive jet cross...

Search for resonance decays to lepton plus jet at DESY HERA and limits on leptoquarks (2003)

Chekanov, S., Derrick, M., Krakauer, D., Loizides, J.H., Magill, S., Musgrave, B., ...

A search for narrow-width resonances that decay into electron+jet or neutrino+jet has been performed with the ZEUS detector at the DESY ep collider HERA operating at center-of- mass energies of 300...

Preliminary report on nitric oxide-mediated oxidative damage in adolescent varicocele (2003)

Romeo, C., Ientile, R., Impellizzeri, P., Turiaco, N., Teletta, M., Antonuccio, P., ...

BACKGROUND: The current study was designed to characterize the process of nitric oxide (NO) and peroxynitrite generation through the determination of nitrotyrosine concentration in the dilated veins...

Inclusive Charged Hadron Production in Two-Photon Collisions at LEP (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Inclusive charged hadron production, $ m{e}^{+} m{e}^{-} ightarrow m{e}^{+} m{e}^{-}$ h$^{pm}$ X, is studied using 414 pb$^{-1}$ of data collected at LEP with the L3 detector at centre-of-mass...

Searches for excited fermions in ep collisions at HERA (2002)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

Searches in ep collisions for heavy excited fermions have been performed with the ZEUS detector at HERA. Excited states of electrons and quarks have been searched for in e/sup +/p collisions at a...

Measurement of Bose-Einstein Correlations in $e^{+}e^{-}\to W^{+}W^{-}$ Events at LEP (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Bose-Einstein correlations in W-pair production at LEP are investigated in a data sample of 629 pb$^{-1}$ collected by the L3 detector at $\sqrt{s}=$ 189--209\,GeV. Bose-Einstein correlations between...

Production of Single W Bosons at LEP and Measurement of $WW\gamma$ Gauge Coupling Parameters (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

\documentclass[12pt,a4paper,dvips]{article} \begin{document} \begin{center} {Production of Single W Bosons at LEP and \\ Measurement of \boldmath$\rm W W \gamma$ Gauge Coupling Parameters}...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^{+}e^{-}$ Interactions at $\sqrt{s}$ up to 209 GeV (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A search for the lightest neutral CP-even and neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 216.6 pb-1 of data collected with the L3 detector at LEP at...

Search for Single Top Production at LEP (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Single top production in e^+e^- annihilations is searched for in data collected by the L3 detector at centre-of-mass energies from 189 to 209 GeV, corresponding to a total integrated luminosity of...

Leading neutron production in e+p collisions at HERA (2002)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., Repond, J., ...

The production of neutrons carrying at least 20% of the proton beam energy (x/sub L/ gt 0.2) in e/sup +/ p collisions has been studied with the ZEUS detector at HERA for a wide range of Q/sup 2/, the...

The $e^+ e^- \to Z\gamma\gamma \to q\overline{q}\gamma\gamma$ Reaction at LEP and Constraints on Anomalous Quartic Gauge Boson Couplings (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The cross section of the process e^+ e^- -> Z \gamma\gamma -> qq~ \gamma \gamma is measured with 215 pb^-1 of data collected with the L3 detector during the final LEP run at centre-of-mass energies...

Measurement of Genuine Three-Particle Bose-Einstein Correlations in Hadronic Z decay (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

We measure three-particle Bose-Einstein correlations in hadronic Z decay with the L3 detector at LEP. Genuine three-particle Bose-Einstein correlations are observed. By comparing two- and...

Dijet photoproduction at HERA and the structure of the photon (2002)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

The dijet cross section in photoproduction has been measured with the ZEUS detector at HERA using an integrated luminosity of 38.6 pb/sup -1/. The events were required to have a virtuality of the...

High-mass dijet cross sections in photoproduction at HERA (2002)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

Dijet differential cross sections for the reaction e/sup +/p to e/sup +/+jet+jet+X in the photoproduction regime have been measured with the ZEUS detector at HERA using an integrated luminosity of...

Measurement of the photon-proton total cross section at a center-of-mass energy of 209 GeV at HERA (2002)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

The photon-proton total cross section has been measured in the process e/sup +/p to e/sup +/ gamma p to e/sup +/X with the ZEUS detector at HERA. Events were collected with photon virtuality Q/sup 2/...

Inclusive $D*^{+-}$ Production in Two-Photon Collisions at LEP (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Inclusive D^{*+-} production in two-photon collisions is studied with the L3 detector at LEP, using 683 pb^{-1} of data collected at centre-of-mass energies from 183 to 208 GeV. Differential cross...

$\Lambda$ and $\Sigma^{0}$ Pair Production in Two-Photon Collisions at LEP (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Strange baryon pair production in two-photon collisions is studied with the L3 detector at LEP. The analysis is based on data collected at e+e- centre-of-mass energies from 91 GeV to 208 GeV,...

Determination of $\alpha_s$ from Hadronic Event Shapes in $e^+ e^-$ Annihilation at $192 \le \sqrt{s} \le 208$ GeV (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Results are presented from a study of the structure of high energy hadronic events recorded by the L3 detector at sqrt(s)>192 GeV. The distributions of several event shape variables are compared to...

Search for a Higgs Boson Decaying into Two Photons at LEP (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A Higgs particle produced in association with a Z boson and decaying into two photons is searched for in the data collected by the L3 experiment at LEP. All possible decay modes of the Z boson are...

Properties of hadronic final states in diffractive deep inelastic ep scattering at DESY HERA (2002)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

Characteristics of the hadronic final state of diffractive deep inelastic scattering events ep to eXp were studied in the kinematic range 4 lt M/sub X/ lt 35 GeV, 4 lt Q/sup 2/ lt 150 GeV/sup 2/, 70...

Study of Multiphoton Final States and Tests of QED in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2002)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The process e+ e- -> n gamma with n>=2 is studied at centre-of-mass energies ranging from \root(s)=192 to 208 GeV. The data sample corresponds to a total integrated luminosity of 427 1/pb. The total...

Study of Multiphoton Final States and Tests of QED in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The process e+ e- -> n gamma with n =2 is studied at centre-of-mass energies ranging from \root(s)=192 to 208 GeV. The data sample corresponds to a total integrated luminosity of 427 1/pb. The total...

Inclusive $D^{\star\pm}$ Production in Two-Photon Collisions at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Inclusive D^{*+-} production in two-photon collisions is studied with the L3 detector at LEP, using 683 pb^{-1} of data collected at centre-of-mass energies from 183 to 208 GeV. Differential cross...

Inclusive $\pi^0$ and $K^0_S$ Production in Two-Photon Collisions at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The reactions $e^+e^- \to e^+e^-\pi^0$ X and $e^+e^- \to e^+e^-K^0_S$ X are studied using data collected at LEP with the L3 detector at centre-of-mass energies between 189 and 202 GeV. Inclusive...

Search for R-parity Violating Decays of Supersymmetric Particles in $e^+ e^-$ Collisions at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search, in $e^+ e^-$ collisions, for chargino, neutralino, scalar lepton and scalar quark pair-production is performed, without assuming R-parity conservation in decays, in the case that only one...

Study of the $W^+W^-\gamma$ Process and Limits on Anomalous Quartic Gauge Boson Couplings at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The process e+e- -> W+ W- gamma is studied using the data collected by the L3 detector at LEP. New results, corresponding to an integrated luminosity of 427.4 pb-1 at centre-of-mass energies from 192...

Search for a Higgs Boson Decaying into Two Photons at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A Higgs particle produced in association with a Z boson and decaying into two photons is searched for in the data collected by the L3 experiment at LEP. All possible decay modes of the Z boson are...

Determination of $\alpha_s$ from Hadronic Event Shapes in $e^+ e^-$ Annihilation at $192 \le \sqrt{s} \le 208$ GeV (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Results are presented from a study of the structure of high energy hadronic events recorded by the L3 detector at sqrt(s) 192 GeV. The distributions of several event shape variables are compared to...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ Interactions at $\sqrt{s}$ up to 209 GeV (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for the lightest neutral CP-even and neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 216.6 pb-1 of data collected with the L3 detector at LEP at...

Search for Single Top Production at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Single top production in e^+e^- annihilations is searched for in data collected by the L3 detector at centre-of-mass energies from 189 to 209 GeV, corresponding to a total integrated luminosity of...

Production of Single W Bosons at LEP and Measurement of $WW\gamma$ Gauge Coupling Parameters (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Study of Multiphoton Final States and Tests of QED in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The process e+ e- -> n gamma with n =2 is studied at centre-of-mass energies ranging from \root(s)=192 to 208 GeV. The data sample corresponds to a total integrated luminosity of 427 1/pb. The total...

Inclusive $D^{\star\pm}$ Production in Two-Photon Collisions at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Inclusive D^{*+-} production in two-photon collisions is studied with the L3 detector at LEP, using 683 pb^{-1} of data collected at centre-of-mass energies from 183 to 208 GeV. Differential cross...

Inclusive $\pi^0$ and $K^0_S$ Production in Two-Photon Collisions at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The reactions $e^+e^- \to e^+e^-\pi^0$ X and $e^+e^- \to e^+e^-K^0_S$ X are studied using data collected at LEP with the L3 detector at centre-of-mass energies between 189 and 202 GeV. Inclusive...

Search for R-parity Violating Decays of Supersymmetric Particles in $e^+ e^-$ Collisions at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search, in $e^+ e^-$ collisions, for chargino, neutralino, scalar lepton and scalar quark pair-production is performed, without assuming R-parity conservation in decays, in the case that only one...

Study of the $W^+W^-\gamma$ Process and Limits on Anomalous Quartic Gauge Boson Couplings at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

The process e+e- -> W+ W- gamma is studied using the data collected by the L3 detector at LEP. New results, corresponding to an integrated luminosity of 427.4 pb-1 at centre-of-mass energies from 192...

Search for a Higgs Boson Decaying into Two Photons at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A Higgs particle produced in association with a Z boson and decaying into two photons is searched for in the data collected by the L3 experiment at LEP. All possible decay modes of the Z boson are...

Determination of $\alpha_s$ from Hadronic Event Shapes in $e^+ e^-$ Annihilation at $192 \le \sqrt{s} \le 208$ GeV (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Results are presented from a study of the structure of high energy hadronic events recorded by the L3 detector at sqrt(s) 192 GeV. The distributions of several event shape variables are compared to...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ Interactions at $\sqrt{s}$ up to 209 GeV (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for the lightest neutral CP-even and neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 216.6 pb-1 of data collected with the L3 detector at LEP at...

Search for Single Top Production at LEP (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Single top production in e^+e^- annihilations is searched for in data collected by the L3 detector at centre-of-mass energies from 189 to 209 GeV, corresponding to a total integrated luminosity of...

Production of Single W Bosons at LEP and Measurement of $WW\gamma$ Gauge Coupling Parameters (2002)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Dijet production in neutral current deep inelastic scattering at HERA (2002)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

Dijet cross sections in neutral current deep inelastic ep scattering have been measured in the range 10 lt Q/sup 2/ lt 10/sup 4/ GeV/sup 2/ with the ZEUS detector at HERA using an integrated...

Exclusive photoproduction of J/psi mesons at HERA (2002)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., Repond, J., ...

The exclusive photoproduction of J/psi mesons, gammap → J/psip, has been studied in ep collisions with the ZEUS detector at HERA, in the kinematic range 20 lt W lt 290 GeV, where W is the...

Inclusive jet cross sections in the Breit frame in neutral current deep inelastic scattering at HERA and determination of alphas (2002)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

Inclusive jet differential cross sections have been measured in neutral current deep inelastic e(+)p scattering for boson virtualities Q(2) gt 125 GeV2. The data were taken using the ZEUS detector at...

Measurement of diffractive production of D-*+/- (2010) mesons in deep-inelastic scattering at HERA (2002)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

Diffractive production of D*+/-(2010) mesons in deep inelastic scattering has been measured with the ZEUS detector at HERA using an integrated luminosity of 44.3 pb(-1). Diffractive charm production...

Measurement of high-Q(2) charged current cross sections in e(- )p deep inelastic scattering at HERA (2002)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Repond, J., Yoshida, R., ...

Cross sections for e(-)p charged current deep inelastic scattering have been measured at a centre-of-mass energy of 318 GeV with an integrated luminosity of 16.4 pb(-1) using the ZEUS detector at...

Measurement of the Q(2) and energy dependence of diffractive interactions at HERA (2002)

Chekanov, S., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., Repond, J., ...

Diffractive dissociation of virtual photons, gamma*p → Xp, has beer, studied ill ep interactions with the ZEUS detector at HERA. The data cover photon virtualities 0.17 lt Q(2) lt 0.70 GeV and 3 lt...

Search for lepton-flavor violation in e(+)p collisions at DESY HERA (2002)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

A search has been made for lepton-flavor-violating interactions of the type e(+)p→lX, where l denotes a mu or tau with high transverse momentum, at a center-of-mass energy roots of 300 GeV with an...

Study of the $W^+ W^- \gamma$ Process and Limits on Anomalous Quartic Gauge Boson Couplings at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The process e+e- --> W+ W- \gamma is studied using the data collected by the L3 detector at LEP. New results, corresponding to an integrated luminosity of 427.4 pb-1 at centre-of-mass energies from...

Double-Tag Events in Two-Photon Collisions at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Double-tag events in two-photon collisions are studied using the L3 detector at LEP centre-of-mass energies from root(s)=189 GeV to 209 GeV. The cross sections of the e+e- -> e+e- hadrons and...

Measurement of charged-particle multiplicity distributions and their $H_q$ moments in hadronic Z decays at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The charged-particle multiplicity distribution and the inclusive momentum distribution, in terms of the variable $\xi$, are measured for all hadronic events as well as for light-quark and b-quark...

f$_1$(1285) Formation in Two-Photon Collisions at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The $\eta \pi^+ \pi^-$ final state in two-photon collisions is studied with the L3 detector at LEP, at centre-of-mass energies from 183 to 209~GeV with an integrated luminosity of 664.6~pb$^{-1}$....

Search for R-parity Violating Decays of Supersymmetric Particles in $e^+ e^-$ Collisions at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A search, in $e^+ e^-$ collisions, for chargino, neutralino, scalar lepton and scalar quark pair-production is performed, without assuming R-parity conservation in decays, in the case that only one...

Bose-Einstein Correlations of Neutral and Charged Pions in Hadronic Z Decays (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Bose-Einstein correlations of both neutral and like-sign charged pion pairs are measured in a sample of 2 million hadronic $\mathrm{Z}$ decays collected with the L3 detector at LEP. The analysis is...

Inclusive $\pi^0$ and $K^0_S$ Production in Two-Photon Collisions at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

The reactions $e^+e^- \to e^+e^-\pi^0$ X and $e^+e^- \to e^+e^-K^0_S$ X are studied using data collected at LEP with the L3 detector at centre-of-mass energies between 189 and 202 GeV. Inclusive...

Three-jet production in diffractive deep inelastic scattering at HERA (2001)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

Three-jet production in the reaction ep to eXp has been studied with the ZEUS detector at HERA using an integrated luminosity of 42.74 pb/sup -1/. The data were measured in the kinematic region 5 lt...

Measurement of the Topological Branching Fractions of the $\tau$ lepton at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Using data collected with the L3 detector at LEP from 1992 to 1995 on the Z peak, we determine the branching fractions of the $\tau$ lepton into one, three and five charged particles to be:...

Standard Model Higgs Boson with the L3 Experiment at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

Final results of the search for the Standard Model Higgs boson are presented for the data collected by the L3 detector at LEP at centre-of-mass energies up to about 209 GeV. These data are compared...

Search for Heavy Isosinglet Neutrino in $e^+ e^-$ Annihilation at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

We report on a search for the first generation heavy neutrino that is an isosinglet under the standard $SU(2)_L$ gauge group. The data collected with the L3 detector at center-of-mass energies...

Search for Heavy Neutral and Charged Leptons in $e^+ e^-$ Annihilation at LEP (2001)

Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, Allaby, James V, ...

A search for exotic unstable neutral and charged heavy leptons as well as for stable charged heavy leptons is performed with the L3 detector at LEP. Sequential, vector and mirror natures of heavy...

Study of the effective transverse momentum of partons in the proton using prompt photons in photoproduction at HERA (2001)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

The photoproduction of prompt photons, together with an accompanying jet, has been measured with the ZEUS detector at HERA using an integrated luminosity of 38.6 pb/sup -1/. A study of the effective...

Measurement of the Tau Branching Fractions into Leptons (2001)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Using data collected with the L3 detector near the Z resonance, corresponding to an integrated luminosity of 150pb-1, the branching fractions of the tau lepton into electron and muon are measured to...

Total Cross Section in $\gamma\gamma$ Collisions at LEP (2001)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The reaction e+e- -> e+e- gamma* gamma* -> e+e- hadrons for quasi-real photons is studied using data from root(s) = 183 GeV up to 202 GeV. Results on the total cross sections sigma(e+e- -> e+e-...

Study of the $e^+ e^- \to Z\gamma\gamma \to q\overline{q}\gamma\gamma$ Process at LEP (2001)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The process e^+e^- -> Z gamma gamma -> q q~ gamma gamma$ is studied in 0.5\,fb-1$ of data collected with the L3 detector at centre-of-mass energies between 130.1 GeV and 201.7 GeV. Cross sections are...

Measurement of dijet cross sections for events with a leading neutron in photoproduction at HERA (2001)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

Differential cross sections for dijet photoproduction in association with a leading neutron using the reaction e/sup +/+p to e/sup +/+n+jet+jet+X/sub r/ have been measured with the ZEUS detector at...

Measurement of the Charm Production Cross Section in gamma gamma Collisions at LEP (2001)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Open charm production in gamma-gamma collisions is studied with data collected at e+e- centre-of-mass energies from 189 GeV to 202 GeV corresponding to a total integrated luminosity of 410 pb-1. The...

Measurement of open beauty production in photoproduction at HERA (2001)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The production and semi-leptonic decay of heavy quarks have been studied in the photoproduction process e/sup +/p to e/sup +/+dijet+e/sup -/+X with the ZEUS detector at HERA using an integrated...

Measurement of dijet production in neutral current deep inelastic scattering at high Q**2 and determination of alpha(s) (2001)

ZEUS Collaboration, Breitweg, J, Chekanov, S, Derrick, M, Krakauer, D, Magill, S, ...

Study of Z Boson Pair Production in $e^{+}e^{-}$ -Interactions at $\sqrt{s}=192-202$ GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The cross section for the production of Z boson pairs is measured using the data collected by the L3 detector at LEP in 1999 in e^+e^- collisions at centre-of-mass energies ranging from 192 GeV up to...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ Interactions at $\sqrt{s}$=192-202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for the lightest neutral CP-even and the neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 233.2 pb-1 of integrated luminosity collected with the L3...

Search for Excited Leptons in $e^+ e^-$ Interactions at $\sqrt{s}$=192 - 202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Excited leptons are searched for using the L3 detector at LEP. The data collected at centre-of-mass energies in the range from 192 up to 202 GeV correspond to a total luminosity of 233 $\rm pb^{-1}$....

Study of the $e^+ e^- \to Z\gamma\gamma \to q\overline{q}\gamma\gamma$ Process at LEP (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The process e^+e^- -> Z gamma gamma -> q q~ gamma gamma$ is studied in 0.5\,fb-1$ of data collected with the L3 detector at centre-of-mass energies between 130.1 GeV and 201.7 GeV. Cross sections are...

Search for R-parity Violating Decays of Supersymmetric Particles in e+e- Collisions at root(s)= 189 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for chargino, neutralino and scalar lepton pair-production in e+e- collisions at the centre-of-mass energy of 189 GeV is performed under the assumptions that R-parity is not conserved in...

Measurement of the Charm Production Cross Section in $\gamma \gamma$ Collisions at LEP (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Open charm production in gamma-gamma collisions is studied with data collected at e+e- centre-of-mass energies from 189 GeV to 202 GeV corresponding to a total integrated luminosity of 410 pb-1. The...

Measurements of the Cross Sections for Open Charm and Beauty Production in $\gamma\gamma$ Collisions at $\sqrt{s}$ = 189-202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The production of c and b quarks in gamma-gamma collisions is studied with the L3 detector at LEP with 410 pb^-1 of data, collected at centre-of-mass energies from 189 GeV to 202 GeV. Hadronic final...

Search for Heavy Isosinglet Neutrino in $e^+ e^-$ Annihilation at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

We report on a search for the first generation heavy neutrino that is an isosinglet under the standard $SU(2)_L$ gauge group. The data collected with the L3 detector at center-of-mass energies...

Search for Heavy Neutral and Charged Leptons in $e^+ e^-$ Annihilation at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for exotic unstable neutral and charged heavy leptons as well as for stable charged heavy leptons is performed with the L3 detector at LEP. Sequential, vector and mirror natures of heavy...

Standard Model Higgs Boson with the L3 Experiment at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Final results of the search for the Standard Model Higgs boson are presented for the data collected by the L3 detector at LEP at centre-of-mass energies up to about 209 GeV. These data are compared...

Measurement of the Topological Branching Fractions of the $\tau$ lepton at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Using data collected with the L3 detector at LEP from 1992 to 1995 on the Z peak, we determine the branching fractions of the $\tau$ lepton into one, three and five charged particles to be:...

Total Cross Section in $\gamma\gamma$ Collisions at LEP (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The reaction e+e- -> e+e- gamma* gamma* -> e+e- hadrons for quasi-real photons is studied using data from root(s) = 183 GeV up to 202 GeV. Results on the total cross sections sigma(e+e- -> e+e-...

Search for the Standard Model Higgs boson $e^+ e^-$ collisions at $\sqrt{s}$ up to 202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The Standard Model Higgs boson is searched for in 233.2 pb-1 of data collected by the L3 detector at centre of mass energies from 192 GeV to 202 GeV. These data are consistent with the expectations...

Study of Z Boson Pair Production in $e^{+}e^{-}$ -Interactions at $\sqrt{s}=192-202$ GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The cross section for the production of Z boson pairs is measured using the data collected by the L3 detector at LEP in 1999 in e^+e^- collisions at centre-of-mass energies ranging from 192 GeV up to...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ Interactions at $\sqrt{s}$=192-202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for the lightest neutral CP-even and the neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 233.2 pb-1 of integrated luminosity collected with the L3...

Search for Excited Leptons in $e^+ e^-$ Interactions at $\sqrt{s}$=192 - 202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Excited leptons are searched for using the L3 detector at LEP. The data collected at centre-of-mass energies in the range from 192 up to 202 GeV correspond to a total luminosity of 233 $\rm pb^{-1}$....

Study of the $e^+ e^- \to Z\gamma\gamma \to q\overline{q}\gamma\gamma$ Process at LEP (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The process e^+e^- -> Z gamma gamma -> q q~ gamma gamma$ is studied in 0.5\,fb-1$ of data collected with the L3 detector at centre-of-mass energies between 130.1 GeV and 201.7 GeV. Cross sections are...

Search for R-parity Violating Decays of Supersymmetric Particles in e+e- Collisions at root(s)= 189 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for chargino, neutralino and scalar lepton pair-production in e+e- collisions at the centre-of-mass energy of 189 GeV is performed under the assumptions that R-parity is not conserved in...

Measurement of the Charm Production Cross Section in $\gamma \gamma$ Collisions at LEP (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Open charm production in gamma-gamma collisions is studied with data collected at e+e- centre-of-mass energies from 189 GeV to 202 GeV corresponding to a total integrated luminosity of 410 pb-1. The...

Measurements of the Cross Sections for Open Charm and Beauty Production in $\gamma\gamma$ Collisions at $\sqrt{s}$ = 189-202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The production of c and b quarks in gamma-gamma collisions is studied with the L3 detector at LEP with 410 pb^-1 of data, collected at centre-of-mass energies from 189 GeV to 202 GeV. Hadronic final...

Search for Heavy Isosinglet Neutrino in $e^+ e^-$ Annihilation at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

We report on a search for the first generation heavy neutrino that is an isosinglet under the standard $SU(2)_L$ gauge group. The data collected with the L3 detector at center-of-mass energies...

Search for Heavy Neutral and Charged Leptons in $e^+ e^-$ Annihilation at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

A search for exotic unstable neutral and charged heavy leptons as well as for stable charged heavy leptons is performed with the L3 detector at LEP. Sequential, vector and mirror natures of heavy...

Standard Model Higgs Boson with the L3 Experiment at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Final results of the search for the Standard Model Higgs boson are presented for the data collected by the L3 detector at LEP at centre-of-mass energies up to about 209 GeV. These data are compared...

Measurement of the Topological Branching Fractions of the $\tau$ lepton at LEP (2001)

Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

Using data collected with the L3 detector at LEP from 1992 to 1995 on the Z peak, we determine the branching fractions of the $\tau$ lepton into one, three and five charged particles to be:...

Total Cross Section in $\gamma\gamma$ Collisions at LEP (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The reaction e+e- -> e+e- gamma* gamma* -> e+e- hadrons for quasi-real photons is studied using data from root(s) = 183 GeV up to 202 GeV. Results on the total cross sections sigma(e+e- -> e+e-...

Search for the Standard Model Higgs boson $e^+ e^-$ collisions at $\sqrt{s}$ up to 202 GeV (2001)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The Standard Model Higgs boson is searched for in 233.2 pb-1 of data collected by the L3 detector at centre of mass energies from 192 GeV to 202 GeV. These data are consistent with the expectations...

Measurement of dijet production in neutral current deep inelastic scattering at high Q(2) and determination of alpha(s) (2001)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

Dijet production has been studied in neutral current deep inelastic e(+)p scattering for 470 lt Q(2) lt 20000 GeV2 with the ZEUS detector at HERA using an integrated luminosity of 38.4 pb(-1). Dijet...

A search for resonance decays to antineutrino-jet in e^+p scattering at HERA (2001)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

A study of the [([nu])over bar]-jet mass spectrum in e(+) p→[([nu])over bar]X events at a center-of-mass energy 300 GeV has been performed with the ZEUS detector at the HERA collider at DESY using...

Measurement of the neutral current cross section and F-2 structure function for deep inelastic e(+)p scattering at HERA (2001)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

The cross section and the proton structure function F-2 fur neutral current deep inelastic e(+)p scattering have been measured with the ZEUS detector at HERA using an integrated luminosity of 30...

Multiplicity moments in deep inelastic scattering at HERA (2001)

Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., Pellegrino, A., ...

Multiplicity moments of charged particles in deep inelastic e(+) p scattering have been measured with the ZEUS detector at HERA using an integrated luminosity of 38.3 pb(-1). The moments for Q(2) gt...

Search for the Standard Model Higgs boson in $e^+ e^-$ collisions at $\sqrt{s}$ up to 202 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The Standard Model Higgs boson is searched for in 233.2 pb-1 of data collected by the L3 detector at centre of mass energies from 192 GeV to 202 GeV. These data are consistent with the expectations...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ Interactions at $\sqrt{s}$=192-202 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for the lightest neutral CP-even and the neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 233.2 pb-1 of integrated luminosity collected with the L3...

Measurements of the Cross Sections for Open Charm and Beauty Production in $\gamma\gamma$ Collisions at $\sqrt{s}$ = 189-202 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The production of c and b quarks in gamma-gamma collisions is studied with the L3 detector at LEP with 410 pb^-1 of data, collected at centre-of-mass energies from 189 GeV to 202 GeV. Hadronic final...

Search for Excited Leptons in $e^+ e^-$ Interactions at $\sqrt{s}$=192 - 202 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Excited leptons are searched for using the L3 detector at LEP. The data collected at centre-of-mass energies in the range from 192 up to 202 GeV correspond to a total luminosity of 233 $\rm pb^{-1}$....

Higgs Candidates in $e^+ e^-$ Interactions at $\sqrt{s}$= 206.6 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

In a search for the Standard Model Higgs boson, carried out on 212.5~$\mathrm{pb^{-1}}$ of data collected by the L3 detector at the highest LEP centre-of-mass energies, including...

$K^{0}_{S} K^{0}_{S}$ Final State in Two-Photon Collisions and Implications for Glueballs (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The $\mbox{K}^0_{\rm S}\mbox{K}^0_{\rm S}$ final state in two-photon collisions is studied with the L3 detector at LEP. The mass spectrum is dominated by the formation of the $f'_{2}$(1525) tensor...

Light Resonances in $K^{0}_{S} K^{\pm}\pi^{\mp}$ and $\eta \pi^{+}\pi^{-}$ final states in $\gamma\gamma$ collisions at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The $e^+ e^- \rightarrow e^+ e^- K^{0}_{s} K^{\pm} pi^{\mp}$ and $e^+ e^- \rightarrow e^+ e^- \eta \pi^{+} \pi^{-}$ final states are studied with the L3 detector at LEP using data collected at...

Search for R-parity Violating Decays of Supersymmetric Particles in $e^{+}e^{-}$ Collisions at $\sqrt{s}$= 189 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for chargino, neutralino and scalar lepton pair-production in $\mathrm{e^+e^-}$ collisions at the centre-of-mass energy of 189 GeV is performed under the assumptions that R-parity is not...

Study of Z Boson Pair Production in $e^+ e^-$ Interactions at $\sqrt{s}$ = 192-202 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The cross section for the production of Z boson pairs is measured using the data collected by the L3 detector at LEP in 1999 in $\rm e^+e^-$ collisions at centre--of--mass energies ranging from 192...

Search for Charged Higgs Bosons in $e^{+}e^{-}$ Collisions at Centre-of-Mass Energies up to 202 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 192 and 202 GeV, corresponding to an integrated...

Measurement of Bose-Einstein Correlations in $e^{+}e^{-} \to W^{+}W^{-}$ at $\sqrt{s}\simeq$ 189 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We investigate \BE\ correlations (BEC) in W-pair production at $\sqrt{s}\simeq189 \GeV$ using the L3 detector at LEP. We observe BEC between particles from a single W~decay in good agreement with...

Measurement of exclusive omega electroproduction at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The exclusive electroproduction of omega mesons, ep to e omega p, has been studied in the kinematic range 3 lt Q/sup 2/ lt 20 GeV/sup 2/, 40 lt W lt 120 GeV and |t| lt 0.6 GeV/sup 2/ with the ZEUS...

Measurement of the $W^{+}W^{-}\gamma$ Cross Section and Direct Limits on Anomalous Quartic Gauge Couplings at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The process e$^+$e$^-\rightarrow {\rm W}^+{\rm W}^-\gamma$ is analysed using the data collected with the L3 detector at LEP at a centre-of-mass energy of $188.6$ GeV, corresponding to an integrated...

Search for anomalous couplings in the Higgs sector at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We search for a Higgs particle with anomalous couplings in the $\mathrm{e}^+\mathrm{e}^-\rightarrow\mathrm{H}\gamma$, $\mathrm{e}^+\mathrm{e}^-\rightarrow\mathrm{H}\mathrm{Z}$ and...

Search for a Higgs Boson Decaying into Two Photons in $e{^+} e^{-}$ Interactions at $\sqrt{s}$= 189 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search is performed for a Higgs boson produced in association with a Z boson and decaying into two photons, using the L3 data collected at LEP at a centre-of-mass energy of 189 GeV. All decay modes...

Measurement of the W-Pair Production Cross Section and W-Decay Branching Fractions in $e^{+}e^{-}$ Interactions at $\sqrt{s}$= 189 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The data collected by the L3 experiment at LEP at a centre-of-mass energy of $188.6~\rm{Ge\kern -0.1em V}$ are used to measure the W-pair production cross section and the W-boson decay branching...

Determination of $\gamma/Z$ interference in $e^+ e^-$ annihilation at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

An S--Matrix ansatz is used to determine the mass and width of the Z boson, aswell as the contributions of $\gamma$/Z interference and Z boson exchange tofermion--pair production. For this purpose we...

Production of Single W Bosons at $\sqrt{s}$ = 189 GeV and Measurement of WW$\gamma$ Gauge Couplings (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Single W boson production in electron-positron collisions is studied with the L3 detector at LEP. The data sample collected at a centre-of-mass energy of $\sqrt{s} = 188.7 \mathrm{\ Ge\kern -0.1em...

QCD studies in $e^{+}e^{-}$ annihilation from 30 GeV to 189 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at various centre-of-mass energies.The distributions of event shape variables and the energy...

Search for Manifestations of New Physics in Fermion-Pair Production at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The measurements of hadron and lepton-pair production cross sections and leptonic forward-backward asymmetries performed with the L3 detector at centre-of-mass energies between 130 GeV and 189 GeV...

Search for Anomalous $ZZ\gamma$ and $Z\gamma\gamma$ couplings in the process $e^{+}e^{-} \to Z\gamma$ at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We search for anomalous trilinear gauge couplings in the ${\rm ZZ}\gamma$ and ${\rm Z}\gamma\gamma$ vertices using data collected with the L3 detectorat LEP at a centre--of--mass energy...

Measurement of azimuthal asymmetries in deep inelastic scattering (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The distribution of the azimuthal angle for the charged hadrons has been studied in the hadronic centre-of-mass system for neutral current deep inelastic positron-proton scattering with the ZEUS...

Measurement of diffractive photoproduction of vector mesons at large momentum transfer at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

Elastic and proton-dissociative photoproduction of rho /sup 0/, phi and J/ psi vector mesons ( gamma p to Vp, gamma p to VN, respectively) have been measured in e/sup +/p interactions at HERA up to...

Measurements of the $b\overline{b}$ production cross section and forward- backward asymmetry at centre-of-mass energies above the Z pole at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The measurements of $R_{b} = \sigma(e^+e^-} \to b\overline{b})/\sigma( e^+e^-} \to{m q\overline{q})$ and of the b quarkforward--backward charge asymmetry,$A_fb}^{b}$, at centre--of--mass energies...

Photon structure functions and azimuthal correlations of lepton pairs in tagged $\gamma\gamma$ collisions (2000)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Measurements of the QED structure of the photon based on the reaction ee to ee gamma /sup (*)/(P/sup 2/) gamma *(Q/sup 2/) to ee mu mu are discussed. This review is an update of the discussion of the...

Search for an invisibly decaying Higgs boson in $e^{+} e^{-}$ collisions at $\sqrt{s}$ = 183-189 GeV (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for a Higgs boson decaying into invisible particles is performed using the datacollected at LEP by the L3 experiment at centre-of-mass energies of$183\gev{}$ and $189\gev{}$. The integrated...

Measurement of the Photon Structure Function at High $Q^{2}$ at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The structure functions of real and virtual photons are derivedfrom cross section measurements of the reaction$\rm e^+e^-\rightarrow e^+e^- + \hbox{hadrons}$ at LEP.The reaction is studied at...

Inclusive $\Sigma^{+}$ and $\Sigma^{0}$ Production in Hadronic Z Decays (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report on measurements of the inclusive production rate of $\Sigma^+$ and $\Sigma^0$ baryons in hadronic Z decays collected with the L3 detector at LEP. The $\Sigma^+$ baryons are detected through...

Measurements of Cross Sections and Forward-Backward Asymmetries at the Z Resonance and Determination of Electroweak Parameters (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report on measurements of hadronic and leptonic cross sections and leptonic forward-backward asymmetries performed with the L3 detector in the years $1993-95$.A total luminosity of 103 pb$^{-1}$...

Search for Charginos with a Small Mass Difference to the Lightest Supersymmetric Particle at $\sqrt{s} = 189 GeV$ (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for charginos nearly mass-degenerate with the lightestsupersymmetric particle isperformed using the 176 {pb$^{-1}$ of data collected at 189 {Ge\kern -0.1em V} in 1998 with the L3detector....

Hard-Photon Production and Tests of QED at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The total and differential cross sections of the process $\epem \ra n \gamma$ with $n \geq 2$ are measuredusing data collected by the L3 experiment at centre--of--mass energies of $\sqrt{s}=183$ and...

Measurement of the $e^{+}e^{-} \to Z\gamma\gamma$ Cross Section and Determination of Quartic Gauge Boson Couplings at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A first measurement of the cross section of the process$\rm e^+e^-\rightarrow Z\gamma\gamma$ is reported using a total integrated luminosity of 231\,pb$^{-1}$collected with the L3 detector at...

Measurement of the Running of the Fine-Structure Constant (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Small-angle Bhabha scattering data recorded at the Z resonance and large-angleBhabha scattering data recorded at $\sqrt{s} = 189$ \textrm{Ge\kern -0.1em V} bythe L3 detector at LEP are used to...

Measurement of Hadron and Lepton-Pair Production at 130 GeV $ < \sqrt{s} < $ 189 GeV at LEP (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report on measurements of $\mathrm{e^{+}e^{-}}$ annihilation into hadronsand lepton pairs.The data have been collected with the L3 detector at LEP at centre-of-massenergies between 130 and...

Direct Observation of Longitudinally Polarised $W^{\pm}$ Bosons (2000)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The three different helicity states of W bosons, produced in the reaction $e^+e^- \rightarrow W^+W^- \rightarrow \ell \nu q \overline{q}$are studied using leptonic and hadronic W decaysat $\sqrt{s}$...

Angular and current-target correlations in deep inelastic scattering at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

Correlations between charged particles in deep inelastic e/sup +/p scattering have been studied in the Breit frame with the ZEUS detector at HERA using an integrated luminosity of 6.4 pb/sup -1/....

Measurement of inclusive prompt photon photoproduction at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

First inclusive measurements of isolated prompt photons in photoproduction at the HERA ep collider have been made with the ZEUS detector, using an integrated luminosity of 38.4 pb/sup -1/. Cross...

W production and the search for events with an isolated high-energy lepton and missing transverse momentum at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgave, B., ...

A search for the leptonic decays of W bosons produced in the reaction e/sup +/p to e/sup +/W/sup +or-/X at a centre-of-mass energy of 300 GeV has been performed with the ZEUS detector at HERA using...

Measurement of azimuthal asymmetries in deep inelastic scattering (2000)

ZEUS Collaboration, Breitweg, J, Chekanov, S, Derrick, M, Krakauer, D, Magill, S, ...

Search for an invisibly decaying Higgs boson in $e^+ e^-$ collisions at $\sqrt{s}$ = 183-189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for a Higgs boson decaying into invisible particles is performed using the datacollected at LEP by the L3 experiment at centre-of-mass energies of$183\gev{}$ and $189\gev{}$. The integrated...

Search for Charginos and Neutralinos in $e^+ e^-$ collisions at $\sqrt{s}$ = 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report the result of a search for charginos and neutralinos, in $\rm e^+e^-$ collisions at 189 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 176...

Measurement of $R_{b}$ and $BR(b \to \ell \nu X)$ at LEP Using Double-Tag Methods (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We present a combined measurement of $\Rb = \Gamma(\mathrm{Z \rightarrow b\overline{b}}) / \Gamma(\mathrm{Z} \rightarrow\mbox{hadro ns})$ and the semileptonic branching ratio of b quarks in Z decays,...

Search for Excited Leptons at $\sqrt{s}$= 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for excited leptons, $\rm e^*,~\mu^*, ~\tau^*, ~\nu_e^*, ~\nu_{\mu}^*$ and $\nu_{\tau}^*$, was performed with the L3 detector at LEP using data collected at a centre--of--mass energy of 189...

Search for charginos with a small mass difference to the lightest supersymmetric particle at $\sqrt{s}$ = 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for charginos nearly mass-degenerate with the lightestsupersymmetric particle isperformed using the 176 {pb$^{-1}$ of data collected at 189 {Ge\kern -0.1em V} in 1998 with the L3detector....

Measurement of the Photon Structure Function at High $Q^2$ at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The structure functions of real and virtual photons are derivedfrom cross section measurements of the reaction$\rm e^+e^-\rightarrow e^+e^- + \hbox{hadrons}$ at LEP.The reaction is studied at...

Inclusive $\Sigma^+$ and $\Sigma^0$ Production in Hadronic Z Decays (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report on measurements of the inclusive production rate of $\Sigma^+$ and $\Sigma^0$ baryons in hadronic Z decays collected with the L3 detector at LEP. The $\Sigma^+$ baryons are detected through...

Measurements of the $b\overline{b}$ production cross section and forward- backward asymmetry at centre-of-mass energies above the Z pole at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The measurements of $R_{b} = \sigma(e^+e^-} \to b\overline{b})/\sigma(e^+e^-} \to{m q\overline{q})$ and of the b quarkforward--backward charge asymmetry,$A_fb}^{b}$, at centre--of--mass energies...

Measurement of the Lifetime of the $\tau$ Lepton (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The tau lepton lifetime is measured with the L3 detector at LEP using the complete data taken at centre-of-mass energies around the Z pole resulting in...

Measurements of Cross Sections and Forward-Backward Asymmetries at the Z Resonance and Determination of Electroweak Parameters (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report on measurements of hadronic and leptonic cross sections and leptonic forward-backward asymmetries performed with the L3 detector in the years $1993-95$.A total luminosity of 103 pb$^{-1}$...

Production of Single W Bosons at $\sqrt{s}$ = 189 GeV and Measurement of WW$\gamma$ Gauge Couplings (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Single W boson production in electron-positron collisions is studied with the L3 detector at LEP. The data sample collected at a centre-of-mass energy of $\sqrt{s} = 188.7 \mathrm{\ Ge\kern -0.1em...

Search for a Higgs boson decaying into two photons in $e^{+}e^{-}$ interactions at $sqrt{s}= 189 GeV$ (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search is performed for a Higgs boson produced in association with a Z boson and decaying into two photons, using the L3 data collected at LEP at a centre-of-mass energy of 189 GeV. All decay modes...

Search for anomalous couplings in the Higgs sector at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We search for a Higgs particle with anomalous couplings in the e+e- -> H gamma, e+e- -> HZ and e+e- -> He+e- processes with the L3 detector at LEP. We explore the mass range 70GeV m_H 170GeV using...

Determination of $\gamma/Z$ interference in $e^+ e^-$ annihilation at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

An S--Matrix ansatz is used to determine the mass and width of the Z boson, aswell as the contributions of $\gamma$/Z interference and Z boson exchange tofermion--pair production. For this purpose we...

Search for manifestations of new physics in fermion-pair production at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The measurements of hadron and lepton-pair production cross sections and leptonic forward-backward asymmetries performed with the L3 detector at centre-of-mass energies between 130 GeV and 189 GeV...

QCD studies in $e^{+}e^{-}$ annihilation from 30 GeV to 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at various centre-of-mass energies.The distributions of event shape variables and the energy...

Measurement of the W+W-gamma Cross Section and Direct Limits on Anomalous QuarticGauge Boson Couplings at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The process $e+e- ->$ W+W-gamma is analysed using the data collected with the L3 detector at LEP at a centre-of-mass energy of 188.6GeV, corresponding to an integrated luminosity of 176.8pb$^{-1}$....

Search for Charged Higgs Bosons in $e^{+}e^{-}$ Collisions at Centre-of-Mass Energies up to 202 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 192 and 202 GeV, corresponding to an integrated...

Measurement of the W-Pair Production Cross Section and W-Decay Branching Fractions in $e^{+}e^{-}$ Interactions at $\sqrt{s}= 189 GeV$ (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The data collected by the L3 experiment at LEP at a centre-of-mass energy of 188.6 GeV are used to measure the W-pair production cross section and the W-boson decay branching fractions. These data...

Measurement of the Probability of Gluon Splitting into Charmed Quarks in Hadronic Z Decays (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We have measured the probability, $\overline{n}_{\rm{g} \rightarrow c\overline{c}}$, of a gluon splitting into a charm-quark pair using 1.7 million hadronic Z decays collected by the L3 detector. Two...

Leptons in near earth orbit (2000)

Alcaraz, J., Alpat, B., Ambrosi, G., Anderhub, H., Ao, L., Arefiev, A., ...

Cosmic protons (2000)

Alcaraz, J., Alpat, B., Ambrosi, G., Anderhub, H., Ao, L., Arefiev, A., ...

Helium in near earth orbit (2000)

Alcaraz, J., Alpat, B., Ambrosi, G., Anderhub, H., Ao, L., Arefiev, A., ...

Search for an invisibly decaying Higgs boson in $e^+ e^-$ collisions at $\sqrt{s}$ = 183-189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for a Higgs boson decaying into invisible particles is performed using the datacollected at LEP by the L3 experiment at centre-of-mass energies of$183\gev{}$ and $189\gev{}$. The integrated...

Search for Charginos and Neutralinos in $e^+ e^-$ collisions at $\sqrt{s}$ = 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report the result of a search for charginos and neutralinos, in $\rm e^+e^-$ collisions at 189 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 176...

Measurement of $R_{b}$ and $BR(b \to \ell \nu X)$ at LEP Using Double-Tag Methods (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We present a combined measurement of $\Rb = \Gamma(\mathrm{Z \rightarrow b\overline{b}}) / \Gamma(\mathrm{Z} \rightarrow\mbox{hadro ns})$ and the semileptonic branching ratio of b quarks in Z decays,...

Search for Excited Leptons at $\sqrt{s}$= 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for excited leptons, $\rm e^*,~\mu^*, ~\tau^*, ~\nu_e^*, ~\nu_{\mu}^*$ and $\nu_{\tau}^*$, was performed with the L3 detector at LEP using data collected at a centre--of--mass energy of 189...

Search for charginos with a small mass difference to the lightest supersymmetric particle at $\sqrt{s}$ = 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for charginos nearly mass-degenerate with the lightestsupersymmetric particle isperformed using the 176 {pb$^{-1}$ of data collected at 189 {Ge\kern -0.1em V} in 1998 with the L3detector....

Measurement of the Photon Structure Function at High $Q^2$ at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The structure functions of real and virtual photons are derivedfrom cross section measurements of the reaction$\rm e^+e^-\rightarrow e^+e^- + \hbox{hadrons}$ at LEP.The reaction is studied at...

Inclusive $\Sigma^+$ and $\Sigma^0$ Production in Hadronic Z Decays (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report on measurements of the inclusive production rate of $\Sigma^+$ and $\Sigma^0$ baryons in hadronic Z decays collected with the L3 detector at LEP. The $\Sigma^+$ baryons are detected through...

Measurements of the $b\overline{b}$ production cross section and forward- backward asymmetry at centre-of-mass energies above the Z pole at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The measurements of $R_{b} = \sigma(e^+e^-} \to b\overline{b})/\sigma(e^+e^-} \to{m q\overline{q})$ and of the b quarkforward--backward charge asymmetry,$A_fb}^{b}$, at centre--of--mass energies...

Measurement of the Lifetime of the $\tau$ Lepton (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The tau lepton lifetime is measured with the L3 detector at LEP using the complete data taken at centre-of-mass energies around the Z pole resulting in...

Measurements of Cross Sections and Forward-Backward Asymmetries at the Z Resonance and Determination of Electroweak Parameters (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report on measurements of hadronic and leptonic cross sections and leptonic forward-backward asymmetries performed with the L3 detector in the years $1993-95$.A total luminosity of 103 pb$^{-1}$...

Production of Single W Bosons at $\sqrt{s}$ = 189 GeV and Measurement of WW$\gamma$ Gauge Couplings (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Single W boson production in electron-positron collisions is studied with the L3 detector at LEP. The data sample collected at a centre-of-mass energy of $\sqrt{s} = 188.7 \mathrm{\ Ge\kern -0.1em...

Search for a Higgs boson decaying into two photons in $e^{+}e^{-}$ interactions at $sqrt{s}= 189 GeV$ (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search is performed for a Higgs boson produced in association with a Z boson and decaying into two photons, using the L3 data collected at LEP at a centre-of-mass energy of 189 GeV. All decay modes...

Search for anomalous couplings in the Higgs sector at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We search for a Higgs particle with anomalous couplings in the e+e- -> H gamma, e+e- -> HZ and e+e- -> He+e- processes with the L3 detector at LEP. We explore the mass range 70GeV m_H 170GeV using...

Determination of $\gamma/Z$ interference in $e^+ e^-$ annihilation at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

An S--Matrix ansatz is used to determine the mass and width of the Z boson, aswell as the contributions of $\gamma$/Z interference and Z boson exchange tofermion--pair production. For this purpose we...

Search for manifestations of new physics in fermion-pair production at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The measurements of hadron and lepton-pair production cross sections and leptonic forward-backward asymmetries performed with the L3 detector at centre-of-mass energies between 130 GeV and 189 GeV...

QCD studies in $e^{+}e^{-}$ annihilation from 30 GeV to 189 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at various centre-of-mass energies.The distributions of event shape variables and the energy...

Measurement of the W+W-gamma Cross Section and Direct Limits on Anomalous QuarticGauge Boson Couplings at LEP (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The process $e+e- ->$ W+W-gamma is analysed using the data collected with the L3 detector at LEP at a centre-of-mass energy of 188.6GeV, corresponding to an integrated luminosity of 176.8pb$^{-1}$....

Search for Charged Higgs Bosons in $e^{+}e^{-}$ Collisions at Centre-of-Mass Energies up to 202 GeV (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 192 and 202 GeV, corresponding to an integrated...

Measurement of the W-Pair Production Cross Section and W-Decay Branching Fractions in $e^{+}e^{-}$ Interactions at $\sqrt{s}= 189 GeV$ (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The data collected by the L3 experiment at LEP at a centre-of-mass energy of 188.6 GeV are used to measure the W-pair production cross section and the W-boson decay branching fractions. These data...

Measurement of the Probability of Gluon Splitting into Charmed Quarks in Hadronic Z Decays (2000)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We have measured the probability, $\overline{n}_{\rm{g} \rightarrow c\overline{c}}$, of a gluon splitting into a charm-quark pair using 1.7 million hadronic Z decays collected by the L3 detector. Two...

Leptons in near earth orbit (2000)

Alcaraz, J., Alpat, B., Ambrosi, G., Anderhub, H., Ao, L., Arefiev, A., ...

Cosmic protons (2000)

Alcaraz, J., Alpat, B., Ambrosi, G., Anderhub, H., Ao, L., Arefiev, A., ...

Helium in near earth orbit (2000)

Alcaraz, J., Alpat, B., Ambrosi, G., Anderhub, H., Ao, L., Arefiev, A., ...

Measurement of D*(+/-) production and the charm contribution to F-2 in deep inelastic scattering at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The production of D*(+/-)(2010) mesons in deep inelastic scattering has been measured in the ZEUS detector at HERA using an integrated luminosity of 37 pb(-1). The decay channels D*(+) → D(0)pi(+)...

Measurement of inclusive (D-s(+/-)) photoproduction at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The first measurement of inclusive D-s(+/-) photoproduction at HERA has been performed with the ZEUS detector for photon- proton centre-of-mass energies; 130 lt W lt 280 GeV The measured cross...

Measurement of the E-T(2),jet/Q(2) dependence of forward-jet production at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The forward-jet cross section in deep inelastic e(+)p scattering has been measured using the ZEUS detector at HERA with an integrated luminosity of 6.36 pb(-1). The jet cross section is presented as...

Measurement of the proton structure function F-2 at very low Q(2) at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

A measurement of the proton structure function F-2(x, Q(2)) is presented in the kinematic range 0.045 GeV2 lt Q(2) lt 0.65 GeV2 and 6 . 10(-7) lt x lt 1 . 10(-3). The results were obtained using a...

Measurement of the spin-density matrix elements in exclusive electroproduction of rho(0) mesons at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

Exclusive electroproduction of rho(o) mesons has been measured using the ZEUS detector at HERA in two Q(2) ranges, 0.25 lt Q(2) lt 0.85 GeV2 and 3 lt Q(2) lt 30 GeV2. The low-Q(2) data span the range...

Search for contact interactions in deep inelastic e(+)p → e(+)X scattering at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

In a search for signatures of physics processes beyond the Standard Model, various eeqq vector contact-interaction hypotheses have been tested using the high-Q(2) deep inelastic neutral-current e(+)p...

Search for resonances decaying to e(+)-jet in e(+)p interactions at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The e(+)-jet invariant mass spectrum produced in the reaction e(+)p → e(+)X has been studied at a center-of-mass energy of 300 GeV. The data were collected. using the ZEUS detector operating at the...

The Q(2) dependence of dijet cross sections in gamma p interactions at HERA (2000)

Breitweg, J., Chekanov, S., Derrick, M., Krakauer, D., Magill, S., Musgrave, B., ...

The dependence of the photon structure on the photon virtuality, Q(2), is studied by measuring the reaction e(+) p - → e(+) + jet + jet + X at photon-proton centre-of-mass energies 134 lt W lt 223...

Measurement of the Probability of Gluon Splitting into Charmed Quarks in Hadronic Z Decays (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We have measured the probability, $\overline{n}_{\rm{g} \rightarrow c\overline{c}}$, of a gluon splitting into a charm-quark pair using 1.7 million hadronic Z decays collected by the L3 detector. Two...

Search for extra dimensions in boson and fermion pair production in $e^{+}e^{-}$ interactions at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Extra spatial dimensions are proposed by recent theories that postulate the scale of gravity to be of the same order as the electroweak scale. A sizeable interaction between gravitons and Standard...

Search for neutral higgs bosons of the minimal supersymmetric standard model in $e^{+}e^{-}$ Interactions at $\sqrt{s}= 189$ GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for the lightest neutral scalar and neutral pseudoscalar Higgs bosons in the Minimal Supersymmetric Standard Model is performed using 176.4 pb$^{-1}$ of integrated luminosity collected by L3...

Searches for scalar quarks in $e^{+}e^{-}$ interactions at $\sqrt{s}$= 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Searches for scalar top and scalar bottom quarks, as well as for mass-degenerate scalar quarks of the first two families are performed at 189 GeV centre-of-mass energy with the L3 detector at LEP. No...

Search for Excited Leptons at $\sqrt{s}$= 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for excited leptons, $\rm e^*,~\mu^*, ~\tau^*, ~\nu_e^*, ~\nu_{\mu}^*$ and $\nu_{\tau}^*$, was performed with the L3 detector at LEP using data collected at a centre--of--mass energy of 189...

Measurement of Triple-Gauge-Boson Couplings of the W Boson at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report on measurements of the triple-gauge-boson couplings of the W boson in $\mathrm{e^+e^-}$ collisions with the L3 detector at LEP. W-pair, single-W and single-photon events are analysed in a...

Search for scalar leptons in $e^{+}e^{-}$ collisions at $\sqrt{s}$= 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report the result of a search for scalar leptons in $\rm e^+e^-$, collisions at 189 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 176 pb$^{-1}$....

Search for Charginos and Neutralinos in $e^{+}e^{-}$ collisions at $\sqrt{s}$ = 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report the result of a search for charginos and neutralinos, in $\rm e^+e^-$ collisions at 189 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 176...

Single and Multi-Photon Events with Missing Energy in $e^{+}e^{-}$ Collisions at $\sqrt{s}$ = 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Single and multi-photon events with missing energy are analysed using data collected with the L3 detector at LEP at a centre-of-mass energy of 189 GeV, for a total of 176 pb$^{-1}$ of integrated...

Measurement of $R_{b}$ and $B_{r}(b \to l\nu X)$ at LEP Using Double-Tag Methods (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We present a combined measurement of $\Rb = \Gamma(\mathrm{Z \rightarrow b\overline{b}}) / \Gamma(\mathrm{Z} \rightarrow\mbox{hadro ns})$ and the semileptonic branching ratio of b quarks in Z decays,...

Study of Z boson pair production in $e^{+}e^{-}$ collisions at LEP at $\sqrt{s}$ = 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The pair production of Z bosons is studied using the data collected by the L3 detector at LEP in 1998 in $\rm e^+e^-$ collisions at a centre--of--mass energy of 189\,GeV. All the visible final states...

Search for Charged Higgs Bosons in $e^{+}e^{-}$ Collisions at $\sqrt{s}$ = 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at a centre-of-mass energy of 188.6 GeV, corresponding to an integrated luminosity of...

Measurement of the Spectroscopy of Orbitally Excited B Mesons at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We measure the masses, decay widths and relative production rate of orbitally excited B mesons using $1.25$ million hadronic Z decays recorded by the L3 detector. B-meson candidates are inclusively...

Search for Low Scale Gravity Effects in $e^+ e^-$ Collisions at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Recent theories propose that quantum gravity effects may be observable at LEP energies via gravitons that couple to Standard Model particles and propagate into extra spatial dimensions. The...

Measurement of inclusive $D^{star plus minus}$ production in two-photon collisions at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Inclusive production of $\mathrm{D^{*\pm}}$ mesons in two-photon collisions was measured by the L3 experiment at LEP. The data were collected at a centre-of-mass energy $\sqrt{s} = 189$ GeV with an...

Search for the Standard Model Higgs boson in $e^+ e^-$ interactions at $\sqrt{s} = 189 GeV$ (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for the Standard Model Higgs boson is carried out on $176.4\ \mathrm{pb}^{-1}$ of data collected by the L3 detector at a center-of-mass energy of $189 \mathrm{\ Ge\kern -0.1em V}$. The data...

Search for Heavy Neutral and Charged Leptons in $e^+ e^-$ Annihilation at $\sqrt{s}$= 183 GeV and 189 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for unstable neutral and charged heavy leptons as well as for stable charged heavy leptons is performed at center-of-mass energies $\sqrt{s}$ = 183 and 189 GeV with the L3 detector at LEP....

Formation of the $\eta_c$ in Two-Photon Collisions at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The two-photon width $\Gamma_{\gamma\gamma}$ of the $\eta_{\mathrm{c}}$ meson has been measured with the L3 detector at LEP. The $\eta_{\mathrm{c}}$ is studied in the decay modes...

Measurement of an elongation of the pion source in Z decays (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We measure Bose-Einstein correlations between like-sign charged pion pairs in hadronic Z~decays with the L3 detector at LEP. The analysis is performed in three dimensions in the longitudinal...

Search for R-parity Violating Chargino and Neutralino Decays in $e^+ e^-$ Collisions up to $\sqrt{s}$= 183 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

A search for chargino and neutralino pair production in $\mathrm{ e^+e^-}$ collisions at center-of-mass energies between 161~\textrm{Ge\kern -0.1em V} and 183~\textrm{Ge\kern -0.1em V} is performed...

Search for Scalar Leptons in $e^+ e^-$ collisions at $\sqrt{s}$= 183 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report the result of a search for scalar leptons in $\mathrm{ e^+ e^-}$ collisions at 183 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 55.2...

Measurement of Mass and Width of the W Boson at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report on measurements of the mass and total decay width of the W boson with the L3 detector at LEP. W-pair events produced in e+e- interactions between 161 GeV and 183 GeV centre-of-mass energy...

Heavy Quarkonium Production in Z Decays (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

We report measurements of the inclusive production of heavy quarkonium states in $\mathrm {Z}$ decays based on the analysis of 3.6 million hadronic events collected by the L3 detector at LEP. The...

Measurement of the cross-section for the process $\gamma^* \gamma^* \to$ hadrons at LEP (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Measurements of the two-photon interaction e+e- --> e+e- hadrons at sqrt(s) = 91 GeV and sqrt(s) = 183 GeV are presented. The double-tag events, collected with the L3 detector, correspond to...

Study of Neutral-Current Four-Fermion and ZZ Production in $e^+ e^-$ Collisions at $\sqrt{s}$= 183 GeV (1999)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Study of Neutral--Current Four--Fermion and ZZ \\ Production in $\rm e^+ e^-$ Collisions at $\rm \sqrt{s}=$ 183 GeV A study of neutral--current four--fermion processes is performed using a data...

Searches for Scalar Top and Scalar Bottom Quarks in $e^+ e^-$ Interactions at 161 GeV $\leq \sqrt{s} \leq$ 183 Gev (1999)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Search for charged Higgs bosons in $e^+ e^-$ collisions at centre-of-mass energies between 130 and 183 GeV (1999)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies from \mbox{130 to 183 \GeV{}}, corresponding to an integrated...

Measurement of the $e^+ e^- \to Z \to b\overline{b}$ forward-backward asymmetry and the $B^{0}\overline{B}^0$ mixing parameter using prompt leptons (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The time-integrated $\mathrm{B}^{0}\bar{\mathrm{B}}^{0}$ mixing parameter and the forward-backward charge asymmetry in the process $\mathrm{e}^{+}\mathrm{e}^{-} \rightarrow...

The Q$^2$ evolution of the Hadronic Photon Structure Function $F^\gamma_2$ at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

New measurements at a centre-of-mass energy of 183 GeV of the hadronic photon structure function F2(x) in the Q2 interval, 9 GeV2 Q2 30 GeV2, are presented. The data, collected in 1997, with the L3...

Heavy Quarkonium Production in Z Decays (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report measurements of the inclusive production of heavy quarkonium states in $\mathrm {Z}$ decays based on the analysis of 3.6 million hadronic events collected by the L3 detector at LEP. The...

Inclusive Charm Production in Two-Photon Collisions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The cross section of charm production in $\mathrm{\gamma \gamma}$ collisions $\mathrm{\sigma (e^+e^- \rightarrow e^+e^-c\bar{c} X)}$ is measured at LEP with the L3 detector at centre of mass energies...

Measurement of the cross-section for the process $\gamma^{\star}\gamma^{\star} \to$ hadrons at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Measurements of the two-photon interaction e+e- --> e+e- hadrons at sqrt(s) = 91 GeV and sqrt(s) = 183 GeV are presented. The double-tag events, collected with the L3 detector, correspond to...

$\chi_{c2}$ formation in two-photon collisions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Two-photon formation of the charmonium resonance $\chi_{{\rm c}2}$ has been studied with the L3 detector at LEP. The $\chi_{{\rm c}2}$ is identified through its decay $\chi_{{\rm c}2} \rightarrow...

Study of Neutral-Current Four-Fermion and ZZ Production in $e^+ e^-$ Collisions at $\sqrt{s}$= 183 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Study of Neutral--Current Four--Fermion and ZZ \\ Production in $\rm e^+ e^-$ Collisions at $\rm \sqrt{s}=$ 183 GeV A study of neutral--current four--fermion processes is performed using a data...

Study of Z Boson Pair Production in $e^{+}e^{-}$ Collisions at LEP at $\sqrt{s}$=189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The pair production of Z bosons is studied using the data collected by the L3 detector at LEP in 1998 in $\rm e^+e^-$ collisions at a centre--of--mass energy of 189\,GeV. All the visible final states...

Search for Low Scale Gravity Effects in $e^+ e^-$ Collisions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Recent theories propose that quantum gravity effects may be observable at LEP energies via gravitons that couple to Standard Model particles and propagate into extra spatial dimensions. The...

Measurement of the Spectroscopy of Orbitally Excited B Mesons at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We measure the masses, decay widths and relative production rate of orbitally excited B mesons using $1.25$ million hadronic Z decays recorded by the L3 detector. B-meson candidates are inclusively...

Measurement of Triple-Gauge-Boson Couplings of the W Boson at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report on measurements of the triple-gauge-boson couplings of the W boson in $\mathrm{e^+e^-}$ collisions with the L3 detector at LEP. W-pair, single-W and single-photon events are analysed in a...

Search for Extra Dimensions in Boson and Fermion Pair Production in $e^+ e^-$ Interactions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Extra spatial dimensions are proposed by recent theories that postulate the scale of gravity to be of the same order as the electroweak scale. A sizeable interaction between gravitons and Standard...

Searches for Scalar Quarks in $e^+ e^-$ Interactions at $\sqrt{s}$= 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Searches for scalar top and scalar bottom quarks, as well as for mass-degenerate scalar quarks of the first two families are performed at 189 GeV centre-of-mass energy with the L3 detector at LEP. No...

Search for Scalar Leptons in $e^+ e^-$ collisions at $\sqrt{s}$= 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report the result of a search for scalar leptons in $\rm e^+e^-$, collisions at 189 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 176 pb$^{-1}$....

Search for Heavy Isosinglet Neutrinos in $e^+ e^-$ Annihilation at 130 $< \sqrt{s} (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for heavy neutrinos that are isosinglets under the standard $SU(2)_L$ gauge group is made at center-of-mass energies 130 $< \sqrt{s}

Search for the standard model Higgs boson in $e^+ e^-$ interactions at $\sqrt{s}$ = 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for the Standard Model Higgs boson is carried out on $176.4\ \mathrm{pb}^{-1}$ of data collected by the L3 detector at a center-of-mass energy of $189 \mathrm{\ Ge\kern -0.1em V}$. The data...

Search for heavy neutral and charged leptons in e$^+$e$^-$ annihilation at $\sqrt{s}$ = 183 and 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for heavy neutrinos that are isosinglets under the standard $SU(2)_L$ gauge group is made at center-of-mass energies 130 $< \sqrt{s}

Search for R-parity Violating Chargino and Neutralino Decays in $e^+ e^-$ Collisions up to $\sqrt{s}$= 183 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for chargino and neutralino pair production in $\mathrm{ e^+e^-}$ collisions at center-of-mass energies between 161~\textrm{Ge\kern -0.1em V} and 183~\textrm{Ge\kern -0.1em V} is performed...

Search for Scalar Leptons in $e^+ e^-$ collisions at $\sqrt{s}$= 183 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report the result of a search for scalar leptons in $\mathrm{ e^+ e^-}$ collisions at 183 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 55.2...

Searches for Scalar Top and Scalar Bottom Quarks in $e^+ e^-$ Interactions at 161 GeV $\leq \sqrt{s} \leq$ 183 Gev (1999)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Search for charged Higgs bosons in $e^+ e^-$ collisions at centre-of-mass energies between 130 and 183 GeV (1999)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies from \mbox{130 to 183 \GeV{}}, corresponding to an integrated...

Measurement of the $e^+ e^- \to Z \to b\overline{b}$ forward-backward asymmetry and the $B^{0}\overline{B}^0$ mixing parameter using prompt leptons (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The time-integrated $\mathrm{B}^{0}\bar{\mathrm{B}}^{0}$ mixing parameter and the forward-backward charge asymmetry in the process $\mathrm{e}^{+}\mathrm{e}^{-} \rightarrow...

The Q$^2$ evolution of the Hadronic Photon Structure Function $F^\gamma_2$ at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

New measurements at a centre-of-mass energy of 183 GeV of the hadronic photon structure function F2(x) in the Q2 interval, 9 GeV2 Q2 30 GeV2, are presented. The data, collected in 1997, with the L3...

Heavy Quarkonium Production in Z Decays (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report measurements of the inclusive production of heavy quarkonium states in $\mathrm {Z}$ decays based on the analysis of 3.6 million hadronic events collected by the L3 detector at LEP. The...

Inclusive Charm Production in Two-Photon Collisions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The cross section of charm production in $\mathrm{\gamma \gamma}$ collisions $\mathrm{\sigma (e^+e^- \rightarrow e^+e^-c\bar{c} X)}$ is measured at LEP with the L3 detector at centre of mass energies...

Measurement of the cross-section for the process $\gamma^{\star}\gamma^{\star} \to$ hadrons at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Measurements of the two-photon interaction e+e- --> e+e- hadrons at sqrt(s) = 91 GeV and sqrt(s) = 183 GeV are presented. The double-tag events, collected with the L3 detector, correspond to...

$\chi_{c2}$ formation in two-photon collisions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Two-photon formation of the charmonium resonance $\chi_{{\rm c}2}$ has been studied with the L3 detector at LEP. The $\chi_{{\rm c}2}$ is identified through its decay $\chi_{{\rm c}2} \rightarrow...

Study of Neutral-Current Four-Fermion and ZZ Production in $e^+ e^-$ Collisions at $\sqrt{s}$= 183 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Study of Neutral--Current Four--Fermion and ZZ \\ Production in $\rm e^+ e^-$ Collisions at $\rm \sqrt{s}=$ 183 GeV A study of neutral--current four--fermion processes is performed using a data...

Study of Z Boson Pair Production in $e^{+}e^{-}$ Collisions at LEP at $\sqrt{s}$=189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

The pair production of Z bosons is studied using the data collected by the L3 detector at LEP in 1998 in $\rm e^+e^-$ collisions at a centre--of--mass energy of 189\,GeV. All the visible final states...

Search for Low Scale Gravity Effects in $e^+ e^-$ Collisions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Recent theories propose that quantum gravity effects may be observable at LEP energies via gravitons that couple to Standard Model particles and propagate into extra spatial dimensions. The...

Measurement of the Spectroscopy of Orbitally Excited B Mesons at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We measure the masses, decay widths and relative production rate of orbitally excited B mesons using $1.25$ million hadronic Z decays recorded by the L3 detector. B-meson candidates are inclusively...

Measurement of Triple-Gauge-Boson Couplings of the W Boson at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report on measurements of the triple-gauge-boson couplings of the W boson in $\mathrm{e^+e^-}$ collisions with the L3 detector at LEP. W-pair, single-W and single-photon events are analysed in a...

Search for Extra Dimensions in Boson and Fermion Pair Production in $e^+ e^-$ Interactions at LEP (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Extra spatial dimensions are proposed by recent theories that postulate the scale of gravity to be of the same order as the electroweak scale. A sizeable interaction between gravitons and Standard...

Searches for Scalar Quarks in $e^+ e^-$ Interactions at $\sqrt{s}$= 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

Searches for scalar top and scalar bottom quarks, as well as for mass-degenerate scalar quarks of the first two families are performed at 189 GeV centre-of-mass energy with the L3 detector at LEP. No...

Search for Scalar Leptons in $e^+ e^-$ collisions at $\sqrt{s}$= 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report the result of a search for scalar leptons in $\rm e^+e^-$, collisions at 189 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 176 pb$^{-1}$....

Search for Heavy Isosinglet Neutrinos in $e^+ e^-$ Annihilation at 130 $< \sqrt{s} (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for heavy neutrinos that are isosinglets under the standard $SU(2)_L$ gauge group is made at center-of-mass energies 130 $< \sqrt{s}

Search for the standard model Higgs boson in $e^+ e^-$ interactions at $\sqrt{s}$ = 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for the Standard Model Higgs boson is carried out on $176.4\ \mathrm{pb}^{-1}$ of data collected by the L3 detector at a center-of-mass energy of $189 \mathrm{\ Ge\kern -0.1em V}$. The data...

Search for heavy neutral and charged leptons in e$^+$e$^-$ annihilation at $\sqrt{s}$ = 183 and 189 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for heavy neutrinos that are isosinglets under the standard $SU(2)_L$ gauge group is made at center-of-mass energies 130 $< \sqrt{s}

Search for R-parity Violating Chargino and Neutralino Decays in $e^+ e^-$ Collisions up to $\sqrt{s}$= 183 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

A search for chargino and neutralino pair production in $\mathrm{ e^+e^-}$ collisions at center-of-mass energies between 161~\textrm{Ge\kern -0.1em V} and 183~\textrm{Ge\kern -0.1em V} is performed...

Search for Scalar Leptons in $e^+ e^-$ collisions at $\sqrt{s}$= 183 GeV (1999)

Acciarri, M., Achard, P., Adriani, O., Aguilar-Benitez, M., Alcaraz, J., Alemanni, G., ...

We report the result of a search for scalar leptons in $\mathrm{ e^+ e^-}$ collisions at 183 GeV centre-of-mass energy at LEP. No evidence for such particles is found in a data sample of 55.2...

Measurement of high-Q(2) neutral-current e(+)p deep inelastic scattering cross-sections at HERA (1999)

Breitweg, J., Chekanov, S., Derrick, R., Krakauer, D., Magill, S., Musgrave, B., ...

The e(+)p neutral-current deep inelastic scattering differential cross-sections d sigma/dQ(2), for Q(2) gt 400 GeV2, d sigma/dx and d sigma/dy, for Q(2) gt 400, 2500 and 10000 GeV2, have been...

Learning styles of deaf college students and instructors' teaching emphases (1999)

Lang, H, Stinson, M, Kavanagh, F, Liu, Y, Basile, M

$\chi_{c2}$ formation in two-photon collisions at LEP (1998)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

Two-photon formation of the charmonium resonance $\chi_{{\rm c}2}$ has been studied with the L3 detector at LEP. The $\chi_{{\rm c}2}$ is identified through its decay $\chi_{{\rm c}2} \rightarrow...

Inclusive Charm Production in Two-Photon Collisions at LEP (1998)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The cross section of charm production in $\mathrm{\gamma \gamma}$ collisions $\mathrm{\sigma (e^+e^- \rightarrow e^+e^-c\bar{c} X)}$ is measured at LEP with the L3 detector at centre of mass energies...

Measurement of the anomalous magnetic and electric dipole moments of the $\tau$ lepton (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

The Q$^2$ evolution of the Hadronic Photon Structure Function $F^\gamma_2$ at LEP (1998)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

New measurements at a centre-of-mass energy of 183 GeV of the hadronic photon structure function F2(x) in the Q2 interval, 9 GeV2 < Q2 < 30 GeV2, are presented. The data, collected in 1997, with the...

Measurement of the $e^+ e^- \to Z \to b\overline{b}$ forward-backward asymmetry and the $B^{0}\overline{B}^0$ mixing parameter using prompt leptons (1998)

Acciarri, M, Achard, P, Adriani, O, Aguilar-Benítez, M, Alcaraz, J, Alemanni, G, ...

The time-integrated $\mathrm{B}^{0}\bar{\mathrm{B}}^{0}$ mixing parameter and the forward-backward charge asymmetry in the process $\mathrm{e}^{+}\mathrm{e}^{-} \rightarrow...

QCD results from studies of hadronic events produced in $e^+ e^-$ annihilations at $\sqrt{s}$ = 183 GeV (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at a centre-of-mass energy of 183 GeV. The data sample corresponds to an integrated luminosity...

Search for charged Higgs bosons in $e^+ e^-$ collisions at centre-of-mass energies between 130 and 183 GeV (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies from \mbox{130 to 183 \GeV{}}, corresponding to an integrated...

Single and multi-photon events with missing energy in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 GeV (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

An analysis of single and multi-photon events with missing energy is performed using data collected with the L3 detector at LEP at centre-of-mass energies around 183\gev, for a total of 55.3...

Measurement of the effective weak mixing angle by jet-charge asymmetry in hadronic decays of the Z boson (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

The coupling of the Z boson to quarks is studied in a sample of about 3.5 million hadronic Z decays collected by the L3 experiment at LEP from 1991 to 1995. The forward-backward quark charge asymmet...

Searches for scalar top and scalar bottom quarks in $e^+ e^-$ interactions at 161 GeV $\leq \sqrt{s} \leq$ 183 GeV (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Upper limit on the lifetime difference of short- and long-lived $B^0_s$ mesons (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

An upper limit on the lifetime difference of short- and long-lived $\rm B^0_s$ mesons has been obtained using an inclusive bottom hadron sample from 2 million hadronic Z decays collected by the L3...

Measurement of W-pair cross sections in $e^{+}e^{-}$ interactions at $\sqrt{s}$ = 183 GeV and W-decay branching fractions (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on the measurement of W-boson pair-production with the L3 detector at LEP. In a data sample corresponding to a total luminosity of 55.47~pb$^{-1}$ collected at an average centre-of-mass...

Measurement of the Michel parameters and the average $\tau$-neutrino helicity from $\tau$ decays at LEP (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Four of the Michel parameters and the average tau-neutrino helicity have been measured by analysing tau decay spectra in 147 \pb ~of data collected by the L3 detector. The decays \tte, ~\ttm, ~\ttp,...

Production of single W bosons in $e^+ e^-$ interactions at $130 \leq \sqrt{s} \leq 183 GeV$ and limits on anomalous $WW\gamma$ couplings (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on a study of single W boson production in a data sample collected by the L3 detector at centre-of-mass energies from 130 to 183 GeV. The signal consists of large missing energy final...

Test of CP invariance in $Z \to \mu^+ \mu^- \gamma$ decay (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on the first test of CP invariance in Z decays with hard photon radiation. The data recorded with the L3 detector at centre-of-mass energies near the Z resonance are used to search for CP...

Measurement of radiative Bhabha and quasi-real Compton scattering (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We report on a study of radiative Bhabha and quasi-real Compton scattering at centre-of-mass energies between 50~{\GeV} and 170~{\GeV} and 20~{\GeV} and 140~{\GeV}, respectively, using the L3...

Study of the hadronic photon structure function $F^\gamma_2$ at LEP (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

The hadronic photon structure function $F^\gamma_2$ is studied in the reaction $\mathrm{e^+e^-} \rightarrow \mathrm{e^+e^-hadrons}$ at LEP with the L3 detector. The data, collected from 1991 to 1995...

Study of anomalous ZZ$\gamma$ and Z$\gamma\gamma$ couplings at LEP (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

We search for anomalous $\ZZG$ and $\ZGG$ couplings with the L3 detector at LEP. The analysis is based on the study of the process $\EEZG$ at center-of-mass energies in the range $161 \GeV < \rts <...

Measurement of the inclusive charmless semileptonic branching fraction of beauty hadrons and a determination of |$V_{ub}$| at LEP (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A measurement of the inclusive charmless semileptonic branching fraction of beauty hadrons, $\mathrm{b}\rightarrow\mathrm{X}_\mathrm{u }\ell\nu$, has been performed using almost two million hadronic...

Search for neutral Higgs bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ interactions at $\sqrt{s}$ = 130-183 GeV (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A search for the lightest neutral scalar and neutral pseudoscalar Higgs bosons in the Minimal Supersymmetric Standard Model is performed on data collected at LEP by the L3 detector at center-of-mass...

Search for the Standard Model Higgs boson in $e^+ e^-$ interactions at $\sqrt{s}$ = 183 GeV (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A search for the Standard Model Higgs boson is performed with the L3 detector at LEP. The data sample, corresponding to a luminosity of 55.3 $pb^-1$, was collected at an average centre-of-mass energy...

Search for new physics phenomena in fermion-pair production at LEP (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

The measurements of hadron and lepton--pair production cross sections and lepton--pair forward--backward asymmetries performed with the L3 detector at centre--of--mass energies between 130 GeV and...

Determination of the number of light neutrino species from single photon production at LEP (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

A determination of the number of light neutrino families performed by measuring the cross section of single photon production in \ee\ collision near the \Zo\ resonance is reported. From an integrated...

Measurement of $\tau$ polarisation at LEP (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Using the data collected with the L3 detector at LEP between 1990 and 1995, corresponding to an integrated luminosity of 149 pb$^{-1}$, the $\tau$ longitudinal polarisation has been measured as a...

Measurement of the $B_{d}^{0} - \overline{B}_{d}^{0}$ oscillation frequency (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Time-dependent ${\mathrm{B^{0}}\mbox{-}\bar{\mathrm{B}} ^{0}}$ mixing is studied using about two million hadronic Z decays registered by L3 in 1994 and 1995. For this study three techniques are used....

Angular multiplicity fluctuations in hadronic Z decays and comparison to QCD models and analytical calculations (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Local multiplicity fluctuations in angular phase space intervals are studied using factorial moments measured in hadronic events at $\sqrt{s}\simeq 91.2\GeV$, which were collected by the L3 detector...

Measurement of the Weak Dipole Moments of the $\tau$ Lepton (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Using the data collected by the L3 experiment at LEP from 1991 to 1995 at energies around the $\Zo$ mass, a measurement of the weak anomalous magnetic dipole moment, $a^w_{\tau}$,~ and of the weak...

Local multiplicity fluctuations in hadronic Z decay (1998)

Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...

Local multiplicity fluctuations in hadronic Z decays are studied using the L3 detector at LEP. Bunching parameters are used for the first time in addition to the normalised factorial moment method....

Measurement of Radiative Bhabha and Quasi-Real Compton Scattering (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We report on a study of radiative Bhabha and quasi-real Compton scattering at centre-of-mass energies between 50~{\GeV} and 170~{\GeV} and 20~{\GeV} and 140~{\GeV}, respectively, using the L3...

Measurement of the Average Lifetime of b-Hadrons in Z Decays (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We present a measurement of the average b-hadron lifetime ${\rm \tau_b}$ at the $\mathrm{e^+e^-} \, $ collider LEP. Using hadronic Z decays collected in the period from 1991 to 1994, two independent...

Measurement of the anomalous magnetic and electric dipole moments of the $\tau$ lepton (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Measurement of the Weak Dipole Moments of the $\tau$ Lepton (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Using the data collected by the L3 experiment at LEP from 1991 to 1995 at energies around the $\Zo$ mass, a measurement of the weak anomalous magnetic dipole moment, $a^w_{\tau}$,~ and of the weak...

Measurement of the Effective Weak Mixing Angle by Jet-Charge Asymmetry in Hadronic Decays of the Z Boson (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

The coupling of the Z boson to quarks is studied in a sample of about 3.5 million hadronic Z decays collected by the L3 experiment at LEP from 1991 to 1995. The forward-backward quark charge asymmet...

Measurement of the Inclusive Charmless Semileptonic Branching Fraction of Beauty Hadrons and a Determination of $\mid V_{ub} \mid$ at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A measurement of the inclusive charmless semileptonic branching fraction of beauty hadrons, $\mathrm{b}\rightarrow\mathrm{X}_\mathrm{u }\ell\nu$, has been performed using almost two million hadronic...

Search for New Physics Phenomena in Fermion-Pair Production at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

The measurements of hadron and lepton--pair production cross sections and lepton--pair forward--backward asymmetries performed with the L3 detector at centre--of--mass energies between 130 GeV and...

Determination of the Number of Light Neutrino Species from Single Photon Production at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A determination of the number of light neutrino families performed by measuring the cross section of single photon production in \ee\ collision near the \Zo\ resonance is reported. From an integrated...

Measurement of the Michel Parameters and the Average $\tau$-Neutrino Helicity from $\tau$ Decays at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Four of the Michel parameters and the average tau-neutrino helicity have been measured by analysing tau decay spectra in 147 \pb ~of data collected by the L3 detector. The decays \tte, ~\ttm, ~\ttp,...

Upper Limit on the Lifetime Difference of Short- and Long-lived $B^0_s$ Mesons (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

An upper limit on the lifetime difference of short- and long-lived $\rm B^0_s$ mesons has been obtained using an inclusive bottom hadron sample from 2 million hadronic Z decays collected by the L3...

Measurement of $\tau$ Polarisation at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Using the data collected with the L3 detector at LEP between 1990 and 1995, corresponding to an integrated luminosity of 149 pb$^{-1}$, the $\tau$ longitudinal polarisation has been measured as a...

Local multiplicity fluctuations in hadronic Z decay (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Local multiplicity fluctuations in hadronic Z decays are studied using the L3 detector at LEP. Bunching parameters are used for the first time in addition to the normalised factorial moment method....

Production of Single W Bosons in $e^+ e^-$ Interactions at 130 $\leq \sqrt{s} \leq$ 183 GeV and Limits on Anomalous WW$\gamma$ Couplings (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We report on a study of single W boson production in a data sample collected by the L3 detector at centre-of-mass energies from 130 to 183 GeV. The signal consists of large missing energy final...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ Interactions at $\sqrt{s}$ = 130-183 GeV (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A search for the lightest neutral scalar and neutral pseudoscalar Higgs bosons in the Minimal Supersymmetric Standard Model is performed on data collected at LEP by the L3 detector at center-of-mass...

Study of the Hadronic Photon Structure Function $F^\gamma_2$ at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

The hadronic photon structure function $F^\gamma_2$ is studied in the reaction $\mathrm{e^+e^-} \rightarrow \mathrm{e^+e^-hadrons}$ at LEP with the L3 detector. The data, collected from 1991 to 1995...

Measurement of W-Pair Cross Sections in $e^{+}e^{-}$ Interactions at $\sqrt{s}$ =183 GeV and W-Decay Branching Fractions (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We report on the measurement of W-boson pair-production with the L3 detector at LEP. In a data sample corresponding to a total luminosity of 55.47~pb$^{-1}$ collected at an average centre-of-mass...

Missing mass spectra in hadronic events from $e^+ e^-$ collisions at $\sqrt{s}$=161-172 GeV and limits on invisible Higgs decays (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Events characterised by large hadronic energy and transverse momentum are selected from the data collected by the L3 detector at LEP at centre-of-mass energies between 161 and 172 GeV, corresponding...

Study of anomalous ZZ$\gamma$ and Z$\gamma\gamma$ couplings at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We search for anomalous $\ZZG$ and $\ZGG$ couplings with the L3 detector at LEP. The analysis is based on the study of the process $\EEZG$ at center-of-mass energies in the range $161 \GeV \rts 183...

Angular multiplicity fluctuations in hadronic Z decays and comparison to QCD models and analytical calculations (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Local multiplicity fluctuations in angular phase space intervals are studied using factorial moments measured in hadronic events at $\sqrt{s}\simeq 91.2\GeV$, which were collected by the L3 detector...

Search for Scalar Leptons, Charginos and Neutralinos in $e^+ e^-$ collisions at $\sqrt{s}$ = 161-172 Ge (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

QCD Results from Studies of Hadronic Events produced in $e^+ e^-$ Annihilations at $\sqrt{s}$ = 183 GeV (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at a centre-of-mass energy of 183 GeV. The data sample corresponds to an integrated luminosity...

Single and Multi-Photon Events with Missing Energy in $e^+ e^-$ Collisions at $\sqrt{s}$ = 183 GeV (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

An analysis of single and multi-photon events with missing energy is performed using data collected with the L3 detector at LEP at centre-of-mass energies around 183\gev, for a total of 55.3...

Photon structure functions and azimuthal correlations of lepton pairs in tagged gamma gamma collisions (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Test of CP Invariance in Z $\to \mu^+\mu^-\gamma$ decay (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We report on the first test of CP invariance in Z decays with hard photon radiation. The data recorded with the L3 detector at centre-of-mass energies near the Z resonance are used to search for CP...

Measurement of Radiative Bhabha and Quasi-Real Compton Scattering (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We report on a study of radiative Bhabha and quasi-real Compton scattering at centre-of-mass energies between 50~{\GeV} and 170~{\GeV} and 20~{\GeV} and 140~{\GeV}, respectively, using the L3...

Measurement of the Average Lifetime of b-Hadrons in Z Decays (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We present a measurement of the average b-hadron lifetime ${\rm \tau_b}$ at the $\mathrm{e^+e^-} \, $ collider LEP. Using hadronic Z decays collected in the period from 1991 to 1994, two independent...

Measurement of the anomalous magnetic and electric dipole moments of the $\tau$ lepton (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Measurement of the Weak Dipole Moments of the $\tau$ Lepton (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Using the data collected by the L3 experiment at LEP from 1991 to 1995 at energies around the $\Zo$ mass, a measurement of the weak anomalous magnetic dipole moment, $a^w_{\tau}$,~ and of the weak...

Measurement of the Effective Weak Mixing Angle by Jet-Charge Asymmetry in Hadronic Decays of the Z Boson (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

The coupling of the Z boson to quarks is studied in a sample of about 3.5 million hadronic Z decays collected by the L3 experiment at LEP from 1991 to 1995. The forward-backward quark charge asymmet...

Measurement of the Inclusive Charmless Semileptonic Branching Fraction of Beauty Hadrons and a Determination of $\mid V_{ub} \mid$ at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A measurement of the inclusive charmless semileptonic branching fraction of beauty hadrons, $\mathrm{b}\rightarrow\mathrm{X}_\mathrm{u }\ell\nu$, has been performed using almost two million hadronic...

Search for New Physics Phenomena in Fermion-Pair Production at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

The measurements of hadron and lepton--pair production cross sections and lepton--pair forward--backward asymmetries performed with the L3 detector at centre--of--mass energies between 130 GeV and...

Determination of the Number of Light Neutrino Species from Single Photon Production at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A determination of the number of light neutrino families performed by measuring the cross section of single photon production in \ee\ collision near the \Zo\ resonance is reported. From an integrated...

Measurement of the Michel Parameters and the Average $\tau$-Neutrino Helicity from $\tau$ Decays at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Four of the Michel parameters and the average tau-neutrino helicity have been measured by analysing tau decay spectra in 147 \pb ~of data collected by the L3 detector. The decays \tte, ~\ttm, ~\ttp,...

Upper Limit on the Lifetime Difference of Short- and Long-lived $B^0_s$ Mesons (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

An upper limit on the lifetime difference of short- and long-lived $\rm B^0_s$ mesons has been obtained using an inclusive bottom hadron sample from 2 million hadronic Z decays collected by the L3...

Measurement of $\tau$ Polarisation at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Using the data collected with the L3 detector at LEP between 1990 and 1995, corresponding to an integrated luminosity of 149 pb$^{-1}$, the $\tau$ longitudinal polarisation has been measured as a...

Local multiplicity fluctuations in hadronic Z decay (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Local multiplicity fluctuations in hadronic Z decays are studied using the L3 detector at LEP. Bunching parameters are used for the first time in addition to the normalised factorial moment method....

Production of Single W Bosons in $e^+ e^-$ Interactions at 130 $\leq \sqrt{s} \leq$ 183 GeV and Limits on Anomalous WW$\gamma$ Couplings (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We report on a study of single W boson production in a data sample collected by the L3 detector at centre-of-mass energies from 130 to 183 GeV. The signal consists of large missing energy final...

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in $e^+ e^-$ Interactions at $\sqrt{s}$ = 130-183 GeV (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

A search for the lightest neutral scalar and neutral pseudoscalar Higgs bosons in the Minimal Supersymmetric Standard Model is performed on data collected at LEP by the L3 detector at center-of-mass...

Study of the Hadronic Photon Structure Function $F^\gamma_2$ at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

The hadronic photon structure function $F^\gamma_2$ is studied in the reaction $\mathrm{e^+e^-} \rightarrow \mathrm{e^+e^-hadrons}$ at LEP with the L3 detector. The data, collected from 1991 to 1995...

Measurement of W-Pair Cross Sections in $e^{+}e^{-}$ Interactions at $\sqrt{s}$ =183 GeV and W-Decay Branching Fractions (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We report on the measurement of W-boson pair-production with the L3 detector at LEP. In a data sample corresponding to a total luminosity of 55.47~pb$^{-1}$ collected at an average centre-of-mass...

Missing mass spectra in hadronic events from $e^+ e^-$ collisions at $\sqrt{s}$=161-172 GeV and limits on invisible Higgs decays (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Events characterised by large hadronic energy and transverse momentum are selected from the data collected by the L3 detector at LEP at centre-of-mass energies between 161 and 172 GeV, corresponding...

Study of anomalous ZZ$\gamma$ and Z$\gamma\gamma$ couplings at LEP (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We search for anomalous $\ZZG$ and $\ZGG$ couplings with the L3 detector at LEP. The analysis is based on the study of the process $\EEZG$ at center-of-mass energies in the range $161 \GeV \rts 183...

Angular multiplicity fluctuations in hadronic Z decays and comparison to QCD models and analytical calculations (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

Local multiplicity fluctuations in angular phase space intervals are studied using factorial moments measured in hadronic events at $\sqrt{s}\simeq 91.2\GeV$, which were collected by the L3 detector...

Search for Scalar Leptons, Charginos and Neutralinos in $e^+ e^-$ collisions at $\sqrt{s}$ = 161-172 Ge (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

QCD Results from Studies of Hadronic Events produced in $e^+ e^-$ Annihilations at $\sqrt{s}$ = 183 GeV (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at a centre-of-mass energy of 183 GeV. The data sample corresponds to an integrated luminosity...

Single and Multi-Photon Events with Missing Energy in $e^+ e^-$ Collisions at $\sqrt{s}$ = 183 GeV (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J., Alemanni, G., ...

An analysis of single and multi-photon events with missing energy is performed using data collected with the L3 detector at LEP at centre-of-mass energies around 183\gev, for a total of 55.3...

Photon structure functions and azimuthal correlations of lepton pairs in tagged gamma gamma collisions (1998)

Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S., Alcaraz, J.,