A. Ballestrero

Publication List Details

Period

1996 - 2009

Number

495

Co-Authors

Correlations between Polarisation States of W Particles in the Reaction $e^- e^+\to W^- W^+$ at LEP2 Energies 189-209 GeV (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

In a study of the reaction e-e+ -> W-W+ with the DELPHI detector, the probabilities of the two W particles occurring in the joint polarisation states transverse-transverse (TT),...

Inclusive single-particle production in two-photon collisions at LEP II with the DELPHI detector (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A study of the inclusive charged hadron production in two-photon collisions is described. The data were collected with the DELPHI detector at LEP II. Results on the inclusive single-particle p_T...

First three Meetings of the Workshop on Monte Carlo's, Physics and Simulations at the LHC, Part I (2009)

Nason, P, Ambroglini, F, Armillis, R, Azzi, P, Bagliesi, G, Ballestrero, A, ...

These proceedings collect the presentations given at the first three meetings of the INFN "Workshop on Monte Carlo's, Physics and Simulations at the LHC", held at the Frascati National Laboratories...

Proceedings of the Workshop on Monte Carlo's, Physics and Simulations at the LHC PART II (2009)

Ambroglini, F., Armillis, R., Azzi, P., Bagliesi, G., Ballestrero, A., Balossini, G., ...

These proceedings collect the presentations given at the first three meetings of the INFN "Workshop on Monte Carlo's, Physics and Simulations at the LHC", held at the Frascati National Laboratories...

Proceedings of the Workshop on Monte Carlo's, Physics and Simulations at the LHC PART I (2009)

Ambroglini, F., Armillis, R., Azzi, P., Bagliesi, G., Ballestrero, A., Balossini, G., ...

These proceedings collect the presentations given at the first three meetings of the INFN "Workshop on Monte Carlo's, Physics and Simulations at the LHC", held at the Frascati National Laboratories...

A Study of $b\overline{b}$ Production in $e^+e^-$ Collisions at $\sqrt(s) = 130-207 GeV$ (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Measurements are presented of R_b, the ratio of the b bbar cross-section to the q qbar cross-section in e+e- collisions, and the forward-backward asymmetry A^b_FB at twelve energy points in the range...

Search for one large extra dimension with the DELPHI detector at LEP (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Single photons detected by the DELPHI experiment at LEP2 in the years 1997-2000 are reanalysed to investigate the existence of a single extra dimension in a modified ADD scenario with slightly warped...

Observation of the Muon Inner Bremsstrahlung at LEP1 (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Muon bremsstrahlung photons converted in front of the DELPHI main tracker (TPC) in dimuon events at LEP1 were studied in two photon kinematic ranges: 0.2 < E_gamma

Di-jet production in $\gamma\gamma$ collisions at LEP2 (2009)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

The production of two high-p_T jets in the interactions of quasi-real photons in e+e- collisions at sqrt{s_ee} from 189 GeV to 209 GeV is studied with data corresponding to an integrated e+e-...

Study of b-quark mass effects in multijet topologies with the DELPHI detector at LEP (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

The effect of the heavy b-quark mass on the two, three and four-jet rates is studied using LEP data collected by the DELPHI experiment at the Z peak in 1994 and 1995. The rates of b-quark jets and...

Measurement of the Mass and Width of the W Boson in $e^{+}e^{-}$ Collisions at $\sqrt{s} = 161 - 209$ GeV (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A measurement of the W boson mass and width has been performed by the DELPHI collaboration using the data collected during the full LEP2 programme (1996-2000). The data sample has an integrated...

Higgs boson searches in CP-conserving and CP-violating MSSM scenarios with the DELPHI detector (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

This paper presents the final interpretation of the results from DELPHI on the searches for Higgs bosons in the Minimal Supersymmetric extension of the Standard Model (MSSM). A few representative...

PHANTOM: a Monte Carlo event generator for six parton final states at high energy colliders (2008)

Ballestrero, A., Belhouari, A., Bevilacqua, G., Kashkan, V., Maina, E.

PHANTOM is a tree level Monte Carlo for six parton final states at proton--proton, proton--antiproton and electron--positron collider at O(alpha_ew^6) and O(alpha_ew^4*alpha_s^2) including possible...

Higgs boson searches in CP-conserving and CP-violating MSSM scenarios with the DELPHI detector (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

This paper presents the final interpretation of the results from DELPHI on the searches for Higgs bosons in the Minimal Supersymmetric extension of the Standard Model (MSSM). A few representative...

Study of W boson polarisations and Triple Gauge boson Couplings in the reaction $e^{+}e^{-} \to W^{+}W^{-}$ at LEP 2 (2008)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A determination of the single W Spin Density Matrix (SDM) elements in the reaction e+e- -> W+W- -> l nu q qbar (l=e/mu) is reported at centre-of-mass energies between 189 and 209 GeV. The data sample...

Di-jet production in gammagamma collisions at LEP2 (2008)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernandez, R., ...

The production of two high-p T jets in the interactions of quasi-real photons in e + e − collisions at $\sqrt{s_{ee}}$ from 189 GeV to 209 GeV is studied with data corresponding to an...

Observation of the muon inner bremsstrahlung at LEP1 (2008)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernandez, R., ...

Muon bremsstrahlung photons converted in front of the DELPHI main tracker (TPC) in dimuon events at LEP1 were studied in two photon kinematic ranges: 0.2 < Eγ ≤ 1 GeV and transverse...

Observation of the muon inner bremsstrahlung at LEP1 (2008)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernandez, R., ...

Muon bremsstrahlung photons converted in front of the DELPHI main tracker (TPC) in dimuon events at LEP1 were studied in two photon kinematic ranges: 0.2 < Eγ ≤ 1 GeV and transverse...

Di-jet production in gammagamma collisions at LEP2 (2008)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernandez, R., ...

The production of two high-p T jets in the interactions of quasi-real photons in e + e − collisions at $\sqrt{s_{ee}}$ from 189 GeV to 209 GeV is studied with data corresponding to an...

Observation of the muon inner bremsstrahlung at LEP1 (2008)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernandez, R., ...

Muon bremsstrahlung photons converted in front of the DELPHI main tracker (TPC) in dimuon events at LEP1 were studied in two photon kinematic ranges: 0.2 < Eγ ≤ 1 GeV and transverse...

Di-jet production in gammagamma collisions at LEP2 (2008)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernandez, R., ...

The production of two high-p T jets in the interactions of quasi-real photons in e + e − collisions at $\sqrt{s_{ee}}$ from 189 GeV to 209 GeV is studied with data corresponding to an...

Report Of The QCD Working Group (2007)

A. Ballestrero, P. Bambade, S. Bravo, M. Cacciari, M. Costa, W. DeBoer, ...

The activities of the QCD working group concentrated on improving the understanding and Monte Carlo simulation of multi-jet final states due to hard QCD processes at LEP, i.e. quark-antiquark plus...

a (2007)

A. Ballestrero, E. Maina, S. Moretti, W. J. Stirling

Perturbative rates and colour rearrangement effects in four--jet events at LEP2

Measurement of the Tau Lepton Polarisation at LEP2 (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A first measurement of the average polarisation P_tau of tau leptons produced in e+e- annihilation at energies significantly above the Z resonance is presented. The polarisation is determined from...

Search for Pentaquarks in the Hadronic Decays of the Z Boson with the DELPHI Detector at LEP (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

The quark model does not exclude states composed of more than three quarks, like pentaquark systems. Controversial evidence for such states has been published in the last years, in particular: for a...

Search for pentaquarks in the hadronic decays of the Z boson with the DELPHI detector at LEP (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

10 pages, 5 figures.-- ISI Article Identifier: 000250074000007.-- ArXiv pre-print available at: http://arxiv.org/abs/0708.0415.-- Printed version published on Sep 20, 2008.

Zγ* production in e(+)e(-) interactions at sqrt{s}=183-209 GeV (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

21 pages, 13 figures.-- ISI Article Identifier: 000248390700001.-- ArXiv pre-print available at: http://arxiv.org/abs/0706.2565

Study of triple-gauge-boson couplings ZZZ, ZZγ and Zγγ at LEP (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

18 pages, 10 figures.-- ISI Article Identifier: 000248390700002.-- Printed version published on Aug 2007.-- ArXiv pre-print available at: http://arxiv.org/abs/0706.2741

$Z\gamma*$ production in $e^+ e^-$ interactions at $\sqrt{s}$ = 183 - 209 GeV (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Measurements of Zgamma* production are presented using data collected by the DELPHI detector at centre-of-mass energies ranging from 183 to 209 GeV, corresponding to an integrated luminosity of about...

Study of Triple-Gauge-Boson Couplings ZZZ, ZZ$\gamma$ and Z$\gamma\gamma$ at LEP (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

Neutral triple-gauge-boson couplings ZZZ, ZZgam and Zgamgam have been studied with the DELPHI detector using data at energies between 183 and 208 GeV. Limits are derived on these couplings from an...

Study of multi-muon bundles in cosmic ray showers detected with the DELPHI detector at LEP (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

14 pages, 17 figures.-- PACS nrs.: 98.70.Sa, 13.85.Tp, 96.40.De.-- ISI Article Identifier: 000250887400002.-- ArXiv pre-print available at: http://arxiv.org/abs/0706.2561.-- Printed version published...

Investigation of colour reconnection in WW events with the DELPHI detector at LEP-2 (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

21 pages, 18 figures.-- ISI Article Identifier: 000248261900001.-- ArXiv pre-print available at: http://arxiv.org/abs/0704.0597

Investigation of Colour Reconnection in WW Events with the DELPHI detector at LEP-2 (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

In the reaction e+e- -> WW -> (q_1 qbar_2)(q_3 qbar_4) the usual hadronization models treat the colour singlets q_1 qbar_2 and q_3 qbar_4 coming from two W bosons independently. However, since the...

Search for a fourth generation b'-quark at LEP-II at sqrt{s}=196-209 GeV (2007)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alemany-Fernandez, R, ...

A search for the pair production of fourth generation b'-quarks was performed using data taken by the DELPHI detector at LEP-II. The analysed data were collected at centre-of-mass energies ranging...

Search for a fourth generation b'-quark at LEP-II at sqrt{s}=196-209 GeV (2007)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alemany-Fernández, R., ...

12 pages, 12 figures.-- ISI Article Identifier: 000245853100001.-- ArXiv pre-print available: http://arxiv.org/pdf/0704.0594

CMS physics technical design report, volume II: Physics performance (2007)

Bayatian, G. L., Chatrchyan, S., Hmayakyan, G., Sirunyan, A. M., Adam, W., Bergauer, T., ...

CMS is a general purpose experiment, designed to study the physics of pp collisions at 14 TeV at the Large Hadron Collider ( LHC). It currently involves more than 2000 physicists from more than 150...

Study of Leading Hadrons in Gluon and Quark Fragmentation (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The study of quark jets in e+e- reactions at LEP has demonstrated that the hadronisation process is reproduced well by the Lund string model. However, our understanding of gluon fragmentation is less...

A standard format for Les Houches Event Files (2006)

Alwall, J, Ballestrero, A, Bartalini, P, Belov, S, Boos, E, Buckley, A, ...

A standard file format is proposed to store process and event information, primarily output from parton-level event generators for further use by general-purpose ones. The information content is...

A standard format for Les Houches Event Files (2006)

Alwall, J., Ballestrero, A., Bartalini, P., Belov, S., Boos, E., Buckley, A., ...

A standard file format is proposed to store process and event information, primarily output from parton-level event generators for further use by general-purpose ones. The information content is...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2006)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

Masses, lifetimes and production rates of $\Xi-$ and $anti\Xi+$ at LEP 1 (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Measurements of the Xi- and anti-Xi+ masses, mass differences, lifetimes and lifetime differences are presented. The anti-Xi+ sample used is much larger than those used previously for such...

Study of double-tagged $\gamma\gamma$ events at LEP2 (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Double-tagged interactions of photons with virtualities Q^2 between 10GeV^2 and 200GeV^2 are studied with the data collected by DELPHI at LEP2 from 1998 to 2000, corresponding to an integrated...

Evidence for an excess of soft photons in hadronic decays of $Z^{0}$ (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Soft photons inside hadronic jets converted in front of the DELPHI main tracker (TPC) in events of qqbar disintegrations of the Z^0 were studied in the kinematic range 0.2 < E_gamma < 1 GeV and...

Les Houches Physics at TeV Colliders 2005, Standard Model and Higgs working group: Summary report (2006)

Buttar, C, Dittmaier, S, Drollinger, V, Frixione, Stefano, Nikitenko, A, Abdullin, S W S, ...

This Report summarises the activities of the "SM and Higgs" working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 2-20 May, 2005. On the one hand, we performed a variety of...

A Measurement of the Tau Hadronic Branching Ratios (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h- v_t, h- pi0 v_t, h- pi0 pi0 v_t, h- \geq 2pi0 v_t, h- \geq 3pi0 v_t, 2h- h+ v_t, 2h- h+ pi0 v_t, 2h- h+...

Search for excited leptons in $e^{+}e^{-}$ collisions at $\sqrt{s}=189-209 GeV$ (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for excited lepton production in e+e- collisions was performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies ranging from 189 GeV to 209 GeV,...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quarks events (light= \ell \equiv u,d,s) has been performed using the CAMBRIDGE and DURHAM jet...

Boson Fusion and Higgs production at the LHC in six fermion final states with one charged lepton pair (2006)

Accomando, E., Ballestrero, A., Belhouari, A., Maina, E.

Boson boson scattering and Higgs production in boson boson fusion will be actively investigated at the LHC. We have performed a parton level study of all processes of the type $q_1 q_2 \to q_3 q_4...

Search for neutral MSSM Higgs bosons at LEP (2006)

Schael, S, Barate, R, Brunelière, R, De Bonis, I, Décamp, D, Goy, C, ...

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...

Study of double-tagged $\gamma\gamma$ events at LEP2 (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Double-tagged interactions of photons with virtualities Q^2 between 10GeV^2 and 200GeV^2 are studied with the data collected by DELPHI at LEP2 from 1998 to 2000, corresponding to an integrated...

A determination of the centre-of-mass energy at LEP2 using radiative two-fermion events (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Using e+e- -> mu+mu-(gamma) and e+e- -> qqbar(gamma) events radiative to the Z pole, DELPHI has determined the centre-of-mass energy, sqrt{s}, using energy and momentum constraint methods. The...

Single intermediate vector boson production in $e^{+}e^{-}$ collisions at $\sqrt{s}$ = 183 - 209 GeV (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production of single charged and neutral intermediate vector bosons in e+e- collisions has been studied in the data collected by the DELPHI experiment at LEP at centre-of-mass energies between...

Search for $\eta_b$ in two-photon collisions at LEP II with the DELPHI detector (2006)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The pseudoscalar meson \eta_b has been searched for in two-photon interactions at LEP II. The data sample corresponds to a total integrated luminosity of 617 pb^-1 at centre-of-mass energies ranging...

Search for neutral MSSM Higgs bosons at LEP (2006)

Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...

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...

A measurement of the tau hadronic branching ratios (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h^-nu_tau, h^-pi0nu_tau, h^-pi0pi0nu_tau, h^- >= 2pi0nu_tau, h^- >= 3pi0nu_tau, 2h^-h^+nu_tau,...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quark events (light= l = u,d,s) has been performed using the CAMBRIDGE and DURHAM jet algorithms. The...

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...

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...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quark events (light= l = u,d,s) has been performed using the CAMBRIDGE and DURHAM jet algorithms. The...

A measurement of the tau hadronic branching ratios (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h^-nu_tau, h^-pi0nu_tau, h^-pi0pi0nu_tau, h^- >= 2pi0nu_tau, h^- >= 3pi0nu_tau, 2h^-h^+nu_tau,...

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...

Determination of the b quark mass at the $M_Z$ scale with the DELPHI detector at LEP (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

An experimental study of the normalized three-jet rate of b quark events with respect to light quark events (light= l = u,d,s) has been performed using the CAMBRIDGE and DURHAM jet algorithms. The...

A measurement of the tau hadronic branching ratios (2006)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The exclusive and semi-exclusive branching ratios of the tau lepton hadronic decay modes (h^-nu_tau, h^-pi0nu_tau, h^-pi0pi0nu_tau, h^- >= 2pi0nu_tau, h^- >= 3pi0nu_tau, 2h^-h^+nu_tau,...

Boson-boson scattering and Higgs production at the LHC from a six fermion point of view: four jets + l$\nu$ processes at $\O(\alpha_{em}^6)$ (2005)

Accomando, E., Ballestrero, A., Bolognesi, S., Maina, E., Mariotti, C.

Boson-boson scattering and Higgs production in boson-boson fusion hold the key to electroweak symmetry breaking. In order to analyze these essential features of the Standard Model we have performed a...

Measurement and Interpretation of Fermion-Pair Production at LEP energies above the Zo Resonance (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

This paper presents DELPHI measurements and interpretations of cross-sections, forward-backward asymmetries, and angular distributions, for the e+e- -> ffbar process for centre-of-mass energies above...

The measurement of $\alpha_{s}$ from event shapes with the DELPHI detector at the highest LEP energies (2005)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Hadronic event shape distributions are determined from data in e+e- collisions between 183 and 207 GeV. From these the strong coupling alpha_s is extracted in O(alpha_s^2), NLLA and matched...

Flavour Independent Searches for Hadronically Decaying Neutral Higgs Bosons (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

This paper describes flavour independent searches for hadronically decaying neutral Higgs bosons in the data collected by the DELPHI experiment at LEP, at centre-of-mass energies between 189 and 209...

Charged-particle multiplicity in three-jet events and two-gluon systems (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The charged particle multiplicity in hadronic three-jet events from Z decays is investigated. The topology dependence of the event multiplicity is found to be well described by a modified leading...

Production of $\Xi_{c}^{0}$ and $\Xi_{b}$ in Z decays and lifetime measurement of $\Xi_{b}$ (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The charmed strange baryon Xi_c^0 was searched for in the decay channel Xi_c^0 -> Xi- pi+, and the beauty strange baryon Xi_b in the inclusive channel Xi_b -> Xi- l- anti-nu X, using the 3.5 million...

Determination of heavy quark non-perturbative parameters from spectral moments in semileptonic B decays (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Moments of the hadronic invariant mass and of the lepton energy spectra in semileptonic B decays have been determined with the data recorded by the DELPHI detector at LEP. From measurements of the...

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...

Bose-Einstein correlations in $W^{+}W^{-}$ events at LEP2 (2005)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Bose-Einstein correlations (BEC) between final state particles in the reaction e+e- -> W+W- -> q_1 anti-q_2 q_3 anti-q_4 have been studied. Data corresponding to a total integrated luminosity of 550...

PHASE, a Monte Carlo event generator for six-fermion physics at the LHC (2005)

Accomando, E., Ballestrero, A., Maina, E.

PHASE is a new event generator dedicated to the study of Standard Model processes with six fermions in the final state at the LHC. The code is intended for analyses of vector boson scattering, Higgs...

Electroweak Physics (2005)

Hollik, W, Accomando, A, Del Águila, F, Awramik, M, Ballestrero, A, Van Der Bij, J J, ...

Work on electroweak precision calculations and event generators for electroweak physics studies at current and future colliders is summarized.

Measurement of the energy dependence of hadronic jet rates and the strong coupling $\alpha_{s}$ from the four-jet rate with the DELPHI detector at LEP (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Hadronic events from the data collected with the DELPHI detector at LEP within the energy range from 89 GeV to 209 GeV are selected, their jet rates are determined and compared to predictions of four...

Coherent soft particle production in Z decays into three jets (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Low-energy particle production perpendicular to the event plane in three-jet events produced in Z decays in e+e- annihilation is measured and compared to that perpendicular to the event axis in...

Searches for Neutral Higgs Bosons in Extended Models (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for neutral Higgs bosons produced at LEP in association with Z bosons, in pairs and in the Yukawa process are presented in this paper. Higgs boson decays into b quarks, tau leptons, or other...

A Precise Measurement of the Tau Lifetime (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The tau lepton lifetime has been measured with the e+e- -> tau+tau- events collected by the DELPHI detector at LEP in the years 1991-1995. Three different methods have been exploited, using both...

Determination of the $e^+ e^- \to \gamma \gamma (\gamma)$ cross-section at LEP 2 (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A test of the benchmark QED process e+e- -> gamma gamma (gamma) is reported, using the data collected with the DELPHI detector at LEP 2. The data analysed were recorded at centre-of-mass energies...

Photon Events with Missing Energy in $e^{+}e^{-}$ Collisions at $\sqrt{s}$ = 130 to 209 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production of single- and multi-photon events has been studied in the reaction e+e- -> gamma (gamma) + invisible particles. The data collected with the DELPHI detector during the years 1999 and...

Search for supersymmetric particles assuming R-parity non-conservation in $e^+e^-$ collisions at $\sqrt{s}$ = 192 to 208 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for pair-production of supersymmetric particles under the assumption of non-conservation of R-parity with a dominant LLEbar or UbarDbarDbar term have been performed using the data collected...

Study of Tau-pair Production in Photon-Photon Collisions at LEP and Limits on the Anomalous Electromagnetic Moments of the Tau Lepton (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Tau-pair production in the process e+e- -> e+e-tau+tau- was studied using data collected by the DELPHI experiment at LEP2 during the years 1997 - 2000. The corresponding integrated luminosity is 650...

The measurement of $\alpha_s$ from event shapes with the DELPHI detector at the highest LEP energies (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Hadronic event shape distributions are determined from data in e+e- collisions between 183 and 207 GeV. From these the strong coupling alpha_s is extracted in O(alpha_s^2), NLLA and matched...

Search for fermiophobic Higgs bosons in final states with photons at LEP 2 (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Higgs boson production with subsequent decay to photons was searched for in the data collected by the DELPHI detector at centre-of-mass energies between 183 GeV and 209 GeV, corresponding to a total...

Search for single top production via FCNC at LEP at $\sqrt{s}$ = 189-208 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for single top production (e+e- -> t cbar) via Flavour Changing Neutral Currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analysed have been...

Search for Charged Higgs Bosons at LEP in General Two Higgs Doublet Models (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for pair-produced charged Higgs bosons was performed in the data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 209 GeV. Five different final states,...

Search for $B^{0}_{s}-\overline{B^{0}_{s}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Measurement of the $\Lambda_{b}^{0}$ Decay Form Factor (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The form factor of Lambda_b^0 baryons is estimated using 3.46 10^6 hadronic Z decays collected by the DELPHI experiment between 1992 and 1995. Charmed Lambda_c^+ baryons fully reconstructed in the...

Measurement of the Forward-Backward Asymmetries of $e^+ e^- \to Z \to b\bar{b}$ and $e^+ e^- \to Z \to c\bar{c}$ using prompt leptons (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The forward-backward asymmetries of the processes e+e- -> Z -> b bbar and e+e- -> Z -> c cbar were measured from a sample of hadronic Z decays collected by the DELPHI experiment between 1993 and...

Measurement of the W-pair Production Cross-section and W Branching Ratios in $e^+ e^-$ Collisions at $\sqrt{s}$ = 161-209 GeV (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

These final results on e+e- -> W+W- production cross-section measurements at LEP2 use data collected by the DELPHI detector at centre-of-mass energies up to 209 GeV. Measurements of total...

Search for SUSY in the AMSB scenario with the DELPHI detector (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The DELPHI experiment at the LEP e+e- collider collected almost 700 pb^-1 at centre-of-mass energies above the Z0 mass pole and up to 208 GeV. Those data were used to search for SUSY in the Anomaly...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for HZ production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Measurement of |$V_{cb}$| using the semileptonic decay $\overline{B^{0}_{d}} \to D*^{+} l^{-}\overline{\nu}_{l}$ (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Data from Z decays in DELPHI have been searched for anti-B0d -> D*+ l- anti-nu_l with the D*+ decaying to D0 pi+ and D0 -> K- pi+, K- pi+ pi+ pi- or K- pi+ (pi0). These events are used to measure the...

A Precise Measurement of the $B^{+}, B^{0}$ and Mean b-hadron Lifetime with the DELPHI Detector at LEP I (2004)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Final results from the DELPHI Collaboration on the lifetime of B+ and B0 mesons and the mean b-hadron lifetime, are presented using the data collected at the Z0 peak in 1994 and 1995. Elaborate,...

Search for $B_{s}^{0}_\overline{B_{s}^{0}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Search for single top production via FCNC at LEP at $\sqrt{s}$ = 189-208 GeV (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for single top production ( e+e− ! t¯c ) via Flavour Changing Neutral Currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analysed have been...

Measurement of the forward-backward asymmetries of $e^+e^- \rightarrow Z \rightarrow b\overline{b}$ and $e^+e^- \rightarrow Z \rightarrow c\overline{c}$ using prompt leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The forward-backward asymmetries of the processes $e^+e^- \rightarrow Z \rightarrow b \overline{b}$ and $e^+e^- \rightarrow Z \rightarrow c \overline{c}$ were measured from a sample of hadronic...

Search for SUSY in the AMSB scenario with the DELPHI detector (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The DELPHI experiment at the LEP $ {\, \mathrm e}^+ {\mathrm e}^- $ collider collected almost 700 pb-1 at centre-of-mass energies above the Z0 mass pole and up to 208 GeV. Those data were used to...

Measurement of the $\Lambda^0_b$ decay form factor (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The form factor of Λ0 b baryons is estimated using 3.46×106 hadronic Z decays collected by the DELPHI experiment between 1992 and 1995. Charmed Λ+c baryons fully reconstructed in the...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for H Z production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

b-tagging in DELPHI at LEP (2004)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, T., Alderweireld, T., ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

Final results from DELPHI on the searches for SM and MSSM neutral Higgs bosons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for H Z production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Final results from DELPHI on the searches for SM and MSSM neutral Higgs bosons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

b-tagging in DELPHI at LEP (2004)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, T., Alderweireld, T., ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

Search for $B_{s}^{0}_\overline{B_{s}^{0}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Measurement of the $\Lambda^0_b$ decay form factor (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The form factor of Λ0 b baryons is estimated using 3.46×106 hadronic Z decays collected by the DELPHI experiment between 1992 and 1995. Charmed Λ+c baryons fully reconstructed in the...

Search for SUSY in the AMSB scenario with the DELPHI detector (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The DELPHI experiment at the LEP $ {\, \mathrm e}^+ {\mathrm e}^- $ collider collected almost 700 pb-1 at centre-of-mass energies above the Z0 mass pole and up to 208 GeV. Those data were used to...

Measurement of the forward-backward asymmetries of $e^+e^- \rightarrow Z \rightarrow b\overline{b}$ and $e^+e^- \rightarrow Z \rightarrow c\overline{c}$ using prompt leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The forward-backward asymmetries of the processes $e^+e^- \rightarrow Z \rightarrow b \overline{b}$ and $e^+e^- \rightarrow Z \rightarrow c \overline{c}$ were measured from a sample of hadronic...

Search for single top production via FCNC at LEP at $\sqrt{s}$ = 189-208 GeV (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for single top production ( e+e− ! t¯c ) via Flavour Changing Neutral Currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analysed have been...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for H Z production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Final results from DELPHI on the searches for SM and MSSM neutral Higgs bosons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

b-tagging in DELPHI at LEP (2004)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, T., Alderweireld, T., ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

Search for $B_{s}^{0}_\overline{B_{s}^{0}}$ oscillations in DELPHI using high-$p_{t}$ leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B0_s - anti-B0_s system were studied in events selected from about 4.3 million hadronic Z^0 decays registered by DELPHI between 1992 and 2000. This paper presents updates of two...

Measurement of the $\Lambda^0_b$ decay form factor (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The form factor of Λ0 b baryons is estimated using 3.46×106 hadronic Z decays collected by the DELPHI experiment between 1992 and 1995. Charmed Λ+c baryons fully reconstructed in the...

Search for SUSY in the AMSB scenario with the DELPHI detector (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The DELPHI experiment at the LEP $ {\, \mathrm e}^+ {\mathrm e}^- $ collider collected almost 700 pb-1 at centre-of-mass energies above the Z0 mass pole and up to 208 GeV. Those data were used to...

Measurement of the forward-backward asymmetries of $e^+e^- \rightarrow Z \rightarrow b\overline{b}$ and $e^+e^- \rightarrow Z \rightarrow c\overline{c}$ using prompt leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The forward-backward asymmetries of the processes $e^+e^- \rightarrow Z \rightarrow b \overline{b}$ and $e^+e^- \rightarrow Z \rightarrow c \overline{c}$ were measured from a sample of hadronic...

Search for single top production via FCNC at LEP at $\sqrt{s}$ = 189-208 GeV (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for single top production ( e+e− ! t¯c ) via Flavour Changing Neutral Currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analysed have been...

Determination of the e(+)e(-)→gamma gamma(gamma) cross-section at LEP 2 (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A test of the benchmark QED process e(+) e(-) →gammagamma(gamma) is reported, using the data collected with the DELPHI detector at LEP 2. The data analysed were recorded at centre-of-mass energies...

The measurement of alpha(8) from event shapes with the DELPHI detector at the highest LEP energies (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Hadronic event shape distributions are determined from data in e(+)e(-) collisions between 183 and 207 GeV. From these the strong coupling alpha(s) is extracted in O(alpha(s)(2)), NLLA and matched...

Precise measurement of the tau lifetime (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The tau lepton lifetime has been measured with the e(+) e(-) → tau(+) tau(-) events collected by the DELPHI detector at LEP in the years 1991 - 1995. Three different methods have been exploited,...

Search for fermiophobic Higgs bosons in final states with photons at LEP 2 (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Higgs boson production with subsequent decay to photons was searched for in the data collected by the DELPHI detector at centre-of-mass energies between 183 GeV and 209 GeV, corresponding to a total...

Search for charged Higgs bosons at LEP in general two Higgs doublet models (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 209 GeV. Five different final states,...

Search for single top production via FCNC at LEP at root s=189- 208 GeV (2004)

Abdallah, J., Abreu, R., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for single top production (e(+)e(-) → t (c) over bar) via flavour changing neutral currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analyzed have...

b-tagging in DELPHI at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, T., ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

Final results from DELPHI on the searches for SM and MSSM neutral Higgs bosons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for HZ production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Search for SUSY in the AMSB scenario with the DELPHI detector (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The DELPHI experiment at the LEP e (+) e(-) collider collected almost 700 pb(-1) at centre-of-mass energies above the Z(0) mass pole and up to 208 GeV. Those data were used to search for SUSY in the...

Measurement of vertical bar Vcb vertical bar using the semileptonic decay (B)d(0))over-bar → Dstar+l(-)(nu)over-barl (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Data from Z decays in DELPHI have been searched for [(B- d(o))over bar] → Dstar+ l(-) (ν) over bar (l) with the Dstar+ decaying to D(0)pi(+) and D-0 → K(-)pi(+), K(-)pi(+)pi(+)pi(- ) or...

Search for supersymmetric particles assuming R-parity non- conservation in e(+)e(-) collisions at root s=192 to 208 GeV (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for pair-production of supersymmetric particles under the assumption of non-conservation of R-parity with a dominant LL (E) over bar or (U) over bar(D) over bar(D) over bar term have been...

Study of tau-pair production in photon-photon collisions at LEP and limits on the anomalous electromagnetic moments of the tau lepton (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Tau-pair production in the process e(+)e(-) → e(+)e(-) tau(+)tau(-) was studied using data collected by the DELPHI experiment at LEP2 during the years 1997 - 2000. The corresponding integrated...

Measurement of the forward-backward asymmetries of e(+)e(-)→ Z → b(b)over-bar and e(+)e(-)→ Z → c(c)over-bar using prompt leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The forward-backward asymmetries of the processes e(+) e(-) → Z → b (b) over bar and e(+)e(-) → Z → c (c) over bar were measured from a sample of hadronic Z decays collected by the DELPHI...

A precise measurement of the B+, B-0 and mean b-hadron lifetime with the DELPHI detector at LEP I (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Final results from the DELPHI Collaboration on the lifetime of B+ and B-0 mesons and the mean b-hadron lifetime, are presented using the data collected at the Z(0) peak in 1994 and 1995. Elaborate,...

Measurement of the Lambda(0)(b) decay form factor (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The form factor of A(o)(b) baryons is estimated using 3.46 x 10(6) hadronic Z decays collected by the DELPM experiment between 1992 and 1995. Charmed A(c)(+) baryons fully reconstructed in the...

Measurement of the W-pair production cross-section and W branching ratios in e+ e - collisions at root s=161-209 GeV (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results on e+ e - W+ W- production cross-section measurements at LEP2 use data collected by the DELPHI detector at centre-of-mass energies up to 209 GeV. Measurements of total...

Search for B-s(0)-(B-s(0))over-bar oscillations in DELPHI using high-p(t) leptons (2004)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Oscillations in the B-s(0)- [(B-s(0))over bar] system were studied in events selected from about 4.3 million hadronic Z(0) decays registered by DELPHI between 1992 and 2000. This paper presents...

Searches for supersymmetric particles in $e^{+} e^{-}$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

A measurement of the branching fractions of the b-quark into charged and neutral b-hadrons (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

Measurement of the $e^+ e^- \to W^+ W^-\gamma$ Cross-section and Limits on Anomalous Quartic Gauge Couplings with DELPHI (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

W+W-gamma production at LEP2 is studied using data collected with the DELPHI detector at centre-of-mass energies between 189 GeV and 209 GeV, corresponding to an integrated luminosity of about 600...

b-tagging in DELPHI at LEP (2003)

Abdallah, J, Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, T, ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

eta_c(2980) production in gammagamma interactions has been detected via its decays into K0_sK+-pi-+, K+K-K+K- and K+K-pi+pi- in the data taken with the DELPHI detector at LEP1 and LEP2 energies. The...

Measurement of Inclusive $f_1$(1285) and $f_1$(1420) Production in Z Decays with the DELPHI Detector (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274 +/- 6...

Study of Inclusive $J/\psi$ Production in Two-Photon Collisions at LEP II with the DELPHI Detector (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reactions gammagamma → J/psi + X is seen. The number of observed...

ZZ production in $e^{+}e^{-}$ interactions at $\sqrt{s}$ = 183 - 209 GeV (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e- collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an...

Search for resonant nu production at square root s= 183 to 208 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for resonant nu production in e/sup +/e/sup -/ collisions under the assumption that R-parity is not conserved and that the dominant R-parity violating coupling is lambda /sub 121/or lambda...

Inclusive b Decays to Wrong Sign Charmed mesons (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

The production of wrong sign charmed mesons b -> Dbar_(s)X, D_(s) = (D0, D+, Ds), is studied using the data collected by the DELPHI experiment in the years 1994 and 1995. Charmed mesons in Z -> bbbar...

Final results from DELPHI on the searches for SM and MSSM Neutral Higgs bosons (2003)

Abdallah, J, Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

A study of the energy evolution of event shape distributions and their means with the DELPHI detector at LEP (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Infrared and collinear safe event shape distributions and their mean values are determined in e+e− collisions at centre-of-mass energies between 45 and 202 GeV. A phenomenological analysis...

Search for resonant $\widetilde\nu$ production at $\sqrt{s}$ = 183 to 208 GeV (2003)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Searches for resonant ~nu production in e+e collisions under the assumption that R-parity is not conserved and that the dominant R-parity violating coupling is lambda121 or lambda131 used data...

Searches for supersymmetric particles in e$^+$e$^-$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta_c(2980) production in gamma-gamma interactions has been detected via its decays into K0_s K+/- pi-/+, K+ K- K+ K- and K+ K- pi+ pi- in the data taken with the DELPHI detector at LEP1 and LEP2...

A measurement of the branching fractions of the b-quarks into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

ZZ production in $e^+e^-$ interactions at $\sqrt{s}$ = 183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an integrated...

Measurement of inclusive $f_{1}$(1285) and $f_{1}$(1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274+-6 MeV/c^2...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gamma gamma -> J/psi+X is seen. The number of observed N(J/psi ->...

Search for $\mbox{B}^0_s-\overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{\mbox{B}^0 _s}$ and $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

A measurement of the branching fractions of the b-quarks into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

Searches for supersymmetric particles in e$^+$e$^-$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta_c(2980) production in gamma-gamma interactions has been detected via its decays into K0_s K+/- pi-/+, K+ K- K+ K- and K+ K- pi+ pi- in the data taken with the DELPHI detector at LEP1 and LEP2...

ZZ production in $e^+e^-$ interactions at $\sqrt{s}$ = 183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an integrated...

Measurement of inclusive $f_{1}$(1285) and $f_{1}$(1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274+-6 MeV/c^2...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gamma gamma -> J/psi+X is seen. The number of observed N(J/psi ->...

Search for $\mbox{B}^0_s-\overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{\mbox{B}^0 _s}$ and $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

A measurement of the branching fractions of the b-quarks into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b-quark events from Z0 decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

Searches for supersymmetric particles in e$^+$e$^-$ collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

The $\eta_c$(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta_c(2980) production in gamma-gamma interactions has been detected via its decays into K0_s K+/- pi-/+, K+ K- K+ K- and K+ K- pi+ pi- in the data taken with the DELPHI detector at LEP1 and LEP2...

ZZ production in $e^+e^-$ interactions at $\sqrt{s}$ = 183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e+e collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an integrated...

Measurement of inclusive $f_{1}$(1285) and $f_{1}$(1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K Kbar pi)^0 states in the mass region 1.2-1.6 GeV/c^2 in hadronic Z decays at LEP I. The measured masses (widths) are 1274+-6 MeV/c^2...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gamma gamma -> J/psi+X is seen. The number of observed N(J/psi ->...

Search for $\mbox{B}^0_s-\overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{\mbox{B}^0 _s}$ and $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

Measurement of the branching fractions of the b-quark into charged and neutral b-hadrons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b- quark events from Z(0) decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

A study of the energy evolution of event shape distributions and their means with the DELPHI detector at LEP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined in e(+)e(-) collisions at centre-of- mass energies between 45 and 202GeV. A phenomenological analysis based...

Inclusive b decays to wrong sign charmed mesons (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production of wrong sign charmed mesons b → (D) over bar X-(s), D-(s) = (D-0, D+, D-s), is studied using the data collected by the DELPHI experiment in the years 1994 and 1995. Charmed mesons...

Measurement of inclusive f(1) (1285) and f(1) (1420) production in Z decays with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K(K) over bar π)(0) states in the mass region 1.2-1.6 GeV/c(2) in hadronic Z decays at LEP I. The measured masses (widths) are 1274...

Measurement of the e+e-→ W+W- gamma cross-section and limits on anomalous quartic gauge couplings with DELPHI (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

W(+)W(-)gamma production at LEP2 is studied using data collected with the DELPHI detector at centre-of-mass energies between 189 GeV and 209 GeV, corresponding to an integrated luminosity of about...

Search for an LSP gluino at LEP with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino ((g) over tilde) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of...

Search for B-s(0)-(B-s(0))over-bar oscillations and a measurement of B-d(0)-(B-d(0))over-bar oscillations using events with an inclusively reconstructed vertex (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the B-s(0) - [(B-s(0))over bar], and B-d(0) - [(B-d(0))over bar] systems were studied using a sample of about 4.0 million hadronic Z decays recorded by the DELPHI...

Search for doubly charged Higgs bosons at LEP2 (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest supersymmetric particle is the gravitino, is presented....

Searches for supersymmetric particles in e(+)e(-) collisions up to 208 GeV and interpretation of the results within the MSSM (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gammagamma → J/psi + X is seen. The number of observed N(J/psi →...

The eta(c)(2980) formation in two-photon collisions at LEP energies (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta(c)(2980) production in gammagamma interactions has been detected via its decays into K(s)(0)K(-/+)pi(-/+), K+K-K+K- and K(+)K(-)pi(+)pi(-) in the data taken with the DELPHI detector at LEP1 and...

ZZ production in e(+) e(-) interactions at root s=183-209 GeV (2003)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e(+)e(-) collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest su\-per\-sym\-me\-tric particle is the gravitino, is...

Search for $\mbox{B}^0_s- \overline{\mbox{B}^0_s}$ oscillations and a measurement of $\mbox{B}^0_d-\overline{\mbox{B}^0_d}$ oscillations using events with an inclusively reconstructed vertex (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Neutral B meson oscillations in the $\mbox{B}^0_s-\overline{B^0_s}$ and $B^0_d-\overline{B^0_d}$ systems were studied using a sample of about 4.0 million hadronic Z decays recorded by the DELPHI...

Search for an LSP gluino at LEP with the DELPHI detector (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

In some supersymmetric models, the gluino (\glui) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of the...

Search for Doubly Charged Higgs Bosons at LEP2 (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

Four-fermion simulation at LEP2 in DELPHI (2002)

Ballestrero, A, Chierici, R, Cossutti, F, Migliore, E

We present and discuss the generator setup for $e^+e^-\rightarrow 4f$ processes chosen by the DELPHI collaboration. The need to combine the most recent theoretical achievements in the CC03 sector...

WPHACT 2.0: a fully massive Monte Carlo generator for four fermion physics at $e ^+ e^-$ colliders (2002)

Accomando, E, Ballestrero, A, Maina, E

\wphtwo is the new fully massive version of a MC program and unweighted event generator which computes all Standard Model processes with four fermions in the final state at $e^+ e^-$ colliders. The...

Rapidity-Alignment and $mrm{p}_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

WPHACT 2.0: A fully massive Monte Carlo generator for four fermion physics at $e^+ e^-$ colliders (2002)

Accomando, E, Ballestrero, A, Maina, E

WPHACT 2.0 is the new fully massive version of a MC program and unweighted event generator which computes all Standard Model processes with four fermions in the final state at e**+ e**- colliders....

WPHACT 2.0: A fully massive Monte Carlo generator for four fermion physics at $e^+ e^-$ colliders (2002)

Accomando, E, Ballestrero, A, Maina, E

WPHACT 2.0 is the new fully massive version of a MC program and unweighted event generator which computes all Standard Model processes with four fermions in the final state at e**+ e**- colliders....

Rapidity-Alignment and $P_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for Charged Higgs Bosons in $e^+ e^-$ Collisions at $\sqrt{s}$=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Rapidity-Alignment and $P_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for Charged Higgs Bosons in $e^+ e^-$ Collisions at $\sqrt{s}$=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Rapidity-Alignment and $P_T$ Compensation of Particle Pairs in Hadronic $Z^0$ Decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of \KK and \pp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark. The \KK and...

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for Charged Higgs Bosons in $e^+ e^-$ Collisions at $\sqrt{s}$=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Rapidity-alignment and p(T) compensation of particle pairs in hadronic Z(0) decays (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of K+K- and (p) over barp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark....

Search for charged Higgs bosons in e(+)e(-) collisions root s=189-202 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 202 GeV. The three...

Searches for neutral Higgs bosons in e(+)e(-), collisions from root s=191.6 to 201.7 GeV (2002)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model (SM) and the Minimal Supersymmetric Standard Model (MSSM) were searched for in the data collected in 1999 by the DELPHI experiment at centre-of- mass...

Searches for neutral Higgs bosons in $e^+ e^-$ collisions from $\sqrt{s}$ = 191.6 to 201.7 GeV (2001)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Neutral Higgs bosons of the Standard Model ({\sc SM}) and the Minimal Supersymmetric Standard Model ({\sc MSSM}) were searched for in the data collected in 1999 by the DELPHI experiment at...

Search for technicolor with DELPHI (2001)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

Search for Charged Higgs Bosons in $e^{+} e^{-}$ Collisions at $\sqrt{s}$=189-202 GeV (2001)

Abdallah, J, Abreu, P, Adam, W, Adzic, P, Albrecht, T, Alderweireld, T, ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189~GeV to 202~GeV\@. The three...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

Single Intermediate Vector Boson Production in $e^+ e^-$ collisions at $\sqrt{s}$ = 183 and 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The cross-sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52~pb$^{-1}$ and 154~pb$^{-1}$ collected by the DELPHI...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Measurement of the Mass and Width of the W Boson in $e^+ e^-$ Collisions at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Measurement of $V_{cb}$ from the decay process $\bar{B^0} \to D^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for the Standard Model Higgs boson at LEP in the year 2000 (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for the Standard Model Higgs boson have been performed in the data collected by the DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and...

Measurement of Trilinear Gauge Boson Couplings $WWV, (V \equiv Z, \gamma)$ in $e^+ e^-$ Collisions at 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Update of the search for supersymmetric particles in scenarios with Gravitino LSP and Sleptons NLSP (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

Search for sleptons in $e^+ e^-$ collisions at $\sqrt{s}$= 183 to 189 GeV (2001)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Data taken by the {\tt DELPHI} experiment at centre-of-mass energies of 183~\GeV\ and 189~\GeV\ with a total integrated luminosity of 212 pb$^{-1} have been used to search for the supersymmetric...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Measurement of the Mass and Width of the W Boson in e$^+$e$^-$ Collisions at $\sqrt(s)$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Update of the search for supersymmetric particles in scenarios with Gravitino LSP and Sleptons NLSP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Update of the search for supersymmetric particles in scenarios with Gravitino LSP and Sleptons NLSP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

Measurement of the Mass and Width of the W Boson in e$^+$e$^-$ Collisions at $\sqrt(s)$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Update of the search for supersymmetric particles in scenarios with Gravitino LSP and Sleptons NLSP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

Measurement of the Mass and Width of the W Boson in e$^+$e$^-$ Collisions at $\sqrt(s)$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the W mass and width has been performed by the DELPHI collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb^{-1} and an average...

A Measurement of the Tau Topological Branching Ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive tau branching ratios for decay modes containing one, three, or five charged particles have been performed, giving...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches for technicolor particles $\rho_T$ and $\pi_T$ have been performed in the data collected...

Measurement of V$_{cb}$ from the decay process $\bar{B^0}$ - D$^{*+} \ell^- \bar{\nu}$ (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{\nu_\ell}) has been performed using a sample of about 5000 semileptonic decays \bar{B^0} -> D^{*+}...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublets Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Measurement of trilinear gauge boson couplings $WWV (V\equiv \gamma,Z)$ in $e^+ e^-$ collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings $WW\gamma$ and $WWZ$ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189~GeV and combined with DELPHI data at...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Azhinenko, I., Albrecht, Z., ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Search for technicolor with DELPHI (2001)

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents, a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches fur technicolor particles rho (T) and pi (T) have been performed in the, data collected...

Measurement of the Tau topological branching ratios (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive T branching ratios for decay modes containing one, three, or five charged particles have been performed, giving the...

Measurement of the mass and width of the W boson in e(+)e(-) collisions at root s=189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the FV mass and width has been performed by the DELPHI Collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb(-1) and an average...

Measurement of the semileptonic b branching fractions and average b mixing parameter in Z decays (2001)

Abreu, P., Adam, W., Adyc, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The semileptonic branching fractions for primary and cascade b decays BR(b → l(-)), BR(b → c → l(+)) and BR(b → (c) over bar → l(-) were measured in hadronic Z decays collected by the...

Measurement of the ZZ cross-section in e(+)e(-) interactions at 183-189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Measurements of on-shell ZZ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies roots = 182.6 GeV and 188.6 GeV, respectively. Results obtained in...

Measurement of trilinear gauge boson couplings WWV, (V Z,gamma) in e(+)e(-) collisions at 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings WW gamma and WWZ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189 GeV and combined with DELPHI data at 183...

Measurement of V-cb from the decay process (B)over-bar(0)→ D(*+)l(-)(nu)over-bar (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of \V-cb\ and of the branching ratio BR([(Bover bar](0)→ D(+*)l(-)[([nu])over bar](l)) has been performed using a sample of about 5000 semileptonic decays (B) over bar (0)...

Search for a fermiophobic Higgs at LEP 2 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublers Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Search for neutralino pair production at root s = 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of- mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for R-parity violation with a (U)over-bar(D)over- bar(D)over-bar coupling at root s approximate to 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for pair production of gauginos and squarks in e(+)e(- ) collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158 pb(-1)...

Search for sleptons in e(+)e(-) collisions at root s=183 to 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Data taken by the DELPHI experiment at centre-of-mass energies of 183 GeV and 189 GeV with a total integrated luminosity of 212 pb(-1) have been used to search for the supersymmetric partners of the...

Search for spontaneous R-parity violation at root s=183 GeV and 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for spontaneous R-parity-violating signals at roots = 183 GeV and roots = 189 GeV have been performed using the 1997 and 1998 DELPHI data, under the assumption of R-parity breaking in the...

Search for the Standard Model Higgs boson at LEP in the year 2000 (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for the Standard Model Higgs boson have been performed in the data collected by the. DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and 209 GeV...

Single intermediate vector boson production in e(+)e(-) collisions at root s=183 and 189 GeV (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The cross sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52 pb(-1) and 154 pb(-1) collected by the experiment at...

Update of the search for supersymmetric particles in scenarios with gravitino LSP and sleptons NLSP (2001)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

Search for neutralino pair production at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

A search for pair-production of neutralinos at a LEP centre-of-mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Measurement of the ZZ cross-section in $e^+ e^-$ interactions at 183-189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Measurements of on-shell $ZZ$ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies $\sqrt s$ = 182.6 GeV and 188.6 GeV respectively. Results obtained...

Search for Spontaneous R-parity violation at $\sqrt{s}$ = 183 GeV and 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for spontaneous $R$-parity violating signals at $\sqrt{s}=183$\,GeV and \mbox{$\sqrt{s}=189$\,GeV} have been performed using 1997 and 1998 DELPHI data, under the assumption of $R$-parity...

Search for R-parity violation with a $\overline{U}\overline{D}\overlin e{D}$ coupling at $\sqrt{s}$=189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Searches for pair production of gauginos and squarks in $e^{+} e^{-}$ collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158...

A search for invisible Higgs bosons produced in $e^{+} e^{-}$ interactions up to $\sqrt{s}$ = 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for {\mbox{$ {\mathrm H} {\mathrm Z} $}} production d with the Higgs boson decaying into an invisible final state have been performedd the data collected by the DELPHI experimentd up to the...

Search for the sgoldstino at $\sqrt{s}$ from 189 to 202 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S$\gLWahlen, H

Search for supersymmetric partners of top and bottom quarks at $\sqrt{s}$= 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

Determination of the $e^+ e^- \to \gamma \gamma(\gamma)$ cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A test of the QED process \eeintogg(\fot) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest ener\-gies achieved at LEP, reaching 202 GeV in the...

Limits on the Masses of Supersymmetric Particles at $\sqrt{s}$=189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Search for SUSY with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$=189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Searches for pair production of supersymmetric particlesunder the assumption that $R$--parity is not conserved are presented,based on data recorded by the DELPHI detector in 1998from e$^{+}$e$^{-}$...

Report of the QCD Working Group (2000)

Ballestrero, A, Bambade, P, Bravo, S, Cacciari, M, Costa, M, De Boer, Wim, ...

The activities of the QCD working group concentrated on improving the understanding and Monte Carlo simulation of multi-jet final states due to hard QCD processes at LEP, i.e. quark-antiquark plus...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189~GeVhave been used to update the search for charginos nearly mass-degenerate withthe lightest supersymmetric particle, which is...

Measurement and Interpretation of Fermion-Pair Production at LEP Energies of 183 and 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

An analysis of the data collected in 1997 and 1998 with the DELPHIdetector at $e^+e^-$ collision energies close to 183 and 189GeV was performed in order to extract the hadronic and leptonic...

Four-Fermion Production in Electron-Positron Collisions (2000)

Grünewald, M W, Passarino, G, Accomando, E, Ballestrero, A, Bambade, P, Bardin, Dimitri Yuri, ...

This report summarises the results of the four-fermion working group of the LEP2-MC workshop, held at CERN from 1999 to 2000. Recent developments in the calculation of four-fermion processes in...

W pair production cross-section and W branching fractions in $e^{+}e^{-}$ interactions at 189 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$has been measured with the data sample collected by DELPHIat an average centre-of-mass energy of 189~GeV andcorresponding to an integrated...

Charged and Identified Particles in the Hadronic Decay of W Bosons and in $e^{+}e^{-} \to q\overline{q}$ from 130 to 200 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Inclusive distributions of charged particles in hadronic Wdecays are experimentally investigated using the statisticscollected by the DELPHI experiment at LEP during 1997, 1998and 1999, at...

Search for supersymmetric particles in scenarios with gravitino LSP and stau NLSP (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

Sleptons, neutralinos and charginos were searched for in the context of scenarios where the lightest supersymmetric particle isthe gravitino.It was assumed that the stau is the next-to-lightest...

Identified Charged Particles in Quark and Gluon Jets (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

A sample of 2.2 million hadronic \z decays, selected fythe {\sc Delphi} detector at {\sc Lep} during 1994-199nimprovedmeasurement of inclusive distributions of \pie, \kp anrantiparticles in gluon and...

Inclusive $\Sigma^{-}$ and $\Lambda(1520)$ production in hadronic Z decays (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Ajinenko, I, Albrecht, Z, ...

Production of $\sm$ and $\lft$ in hadronic Z decays has been measuredusing the \delphi detector at \lep. The $\sm$ is directly reconstructed as acharged track in the \delphi microvertex detector and...

Hadronization properties of b quarks compared to light quarks in $e^{+}e^{-} \to q\overline{q}$ from 183 to 200 GeV (2000)

Abreu, P, Adam, W, Adye, T, Adzic, P, Albrecht, Z, Alderweireld, T, ...

The DELPHI detector at LEP has collected 54 pb$^{-1}$ of dataat a centre-of-mass energy around 183 GeV during 1997,158 pb$^{-1}$ around 189 GeV during 1998,and 187 pb$^{-1}$ between 192 and 200 GeV...

Search for supersymmetric partners of top and bottom quarks at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

Search for the sgoldstino at $\sqrt{s}$ from 189 to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S$\gamma$ followed by S decay into two gluons or into two photons was studied at 189 -...

A search for invisible Higgs bosons produced in $e^{+} e^{-}$ interactions up to $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for {\mbox{$ {\mathrm H} {\mathrm Z} $}} production d with the Higgs boson decaying into an invisible final state have been performedd the data collected by the DELPHI experimentd up to the...

Identified Charged Particles and Resonances in Quark and Gluon Jets (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A sample of 2.2 million hadronic \z decays, selected fythe {\sc Delphi} detector at {\sc Lep} during 1994-199nimprovedmeasurement of inclusive distributions of \pie, \kp anrantiparticles in gluon and...

Determination of the $e^+ e^- \to \gamma \gamma(\gamma)$ cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A test of the QED process \eeintogg(\fot) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest ener\-gies achieved at LEP, reaching 202 GeV in the...

Limits on the masses of supersymmetric particles at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Search for SUSY with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for pair production of supersymmetric particlesunder the assumption that $R$--parity is not conserved are presented,based on data recorded by the DELPHI detector in 1998from e$^{+}$e$^{-}$...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189~GeVhave been used to update the search for charginos nearly mass-degenerate withthe lightest supersymmetric particle, which is...

Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An analysis of the data collected in 1997 and 1998 with the DELPHIdetector at $e^+e^-$ collision energies close to 183 and 189GeV was performed in order to extract the hadronic and leptonic...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$has been measured with the data sample collected by DELPHIat an average centre-of-mass energy of 189~GeV andcorresponding to an integrated...

Inclusive $\Sigma^-$ and $\Lambda(1520)$ production in hadronic Z decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Production of $\sm$ and $\lft$ in hadronic Z decays has been measuredusing the \delphi detector at \lep. The $\sm$ is directly reconstructed as acharged track in the \delphi microvertex detector and...

Limits on the masses of supersymmetric particles at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Determination of the $e^+ e^- \to \gamma \gamma(\gamma)$ cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A test of the QED process \eeintogg(\fot) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest ener\-gies achieved at LEP, reaching 202 GeV in the...

Inclusive $\Sigma^-$ and $\Lambda(1520)$ production in hadronic Z decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Production of $\sm$ and $\lft$ in hadronic Z decays has been measuredusing the \delphi detector at \lep. The $\sm$ is directly reconstructed as acharged track in the \delphi microvertex detector and...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$has been measured with the data sample collected by DELPHIat an average centre-of-mass energy of 189~GeV andcorresponding to an integrated...

Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An analysis of the data collected in 1997 and 1998 with the DELPHIdetector at $e^+e^-$ collision energies close to 183 and 189GeV was performed in order to extract the hadronic and leptonic...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189~GeVhave been used to update the search for charginos nearly mass-degenerate withthe lightest supersymmetric particle, which is...

Search for SUSY with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for pair production of supersymmetric particlesunder the assumption that $R$--parity is not conserved are presented,based on data recorded by the DELPHI detector in 1998from e$^{+}$e$^{-}$...

Identified Charged Particles and Resonances in Quark and Gluon Jets (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A sample of 2.2 million hadronic \z decays, selected fythe {\sc Delphi} detector at {\sc Lep} during 1994-199nimprovedmeasurement of inclusive distributions of \pie, \kp anrantiparticles in gluon and...

Search for the sgoldstino at $\sqrt{s}$ from 189 to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S$\gamma$ followed by S decay into two gluons or into two photons was studied at 189 -...

Search for supersymmetric partners of top and bottom quarks at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

A search for invisible Higgs bosons produced in $e^{+} e^{-}$ interactions up to $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for {\mbox{$ {\mathrm H} {\mathrm Z} $}} production d with the Higgs boson decaying into an invisible final state have been performedd the data collected by the DELPHI experimentd up to the...

Limits on the masses of supersymmetric particles at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Determination of the $e^+ e^- \to \gamma \gamma(\gamma)$ cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A test of the QED process \eeintogg(\fot) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest ener\-gies achieved at LEP, reaching 202 GeV in the...

Inclusive $\Sigma^-$ and $\Lambda(1520)$ production in hadronic Z decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Production of $\sm$ and $\lft$ in hadronic Z decays has been measuredusing the \delphi detector at \lep. The $\sm$ is directly reconstructed as acharged track in the \delphi microvertex detector and...

W pair production cross-section and W branching fractions in $e^+ e^-$ interactions at 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process $e^+e^-\rightarrow W^+W^-$has been measured with the data sample collected by DELPHIat an average centre-of-mass energy of 189~GeV andcorresponding to an integrated...

Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An analysis of the data collected in 1997 and 1998 with the DELPHIdetector at $e^+e^-$ collision energies close to 183 and 189GeV was performed in order to extract the hadronic and leptonic...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189~GeVhave been used to update the search for charginos nearly mass-degenerate withthe lightest supersymmetric particle, which is...

Search for SUSY with R-parity violating $LL\overline{E}$ couplings at $\sqrt{s}$=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for pair production of supersymmetric particlesunder the assumption that $R$--parity is not conserved are presented,based on data recorded by the DELPHI detector in 1998from e$^{+}$e$^{-}$...

Identified Charged Particles and Resonances in Quark and Gluon Jets (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A sample of 2.2 million hadronic \z decays, selected fythe {\sc Delphi} detector at {\sc Lep} during 1994-199nimprovedmeasurement of inclusive distributions of \pie, \kp anrantiparticles in gluon and...

Search for the sgoldstino at $\sqrt{s}$ from 189 to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S$\gamma$ followed by S decay into two gluons or into two photons was studied at 189 -...

Search for supersymmetric partners of top and bottom quarks at $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

A search for invisible Higgs bosons produced in $e^{+} e^{-}$ interactions up to $\sqrt{s}$ = 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for {\mbox{$ {\mathrm H} {\mathrm Z} $}} production d with the Higgs boson decaying into an invisible final state have been performedd the data collected by the DELPHI experimentd up to the...

Charged and identified particles in the hadronic decay of W bosons and in e(+)e(-) → q(q)over-bar from 130 to 200 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Inclusive distributions of charged particles in hadronic W decays are experimentally investigated using the statistics collected by the DELPHI experiment at LEP during 1997, 1998 and 1999, at...

Determination of the e(+)e(-)→gamma gamma(gamma) cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A test of the QED process e(+)e(-) → gamma gamma gt (*) over bar *(gamma) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest energies achieved at...

Hadronization properties of b quarks compared to light quarks in e(+)e(-)→ q(q)over-bar from 183 to 200 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The DELPHI detector at LEP has collected 54 pb(-1) of data at a centre-of-mass energy around 183 GeV during 1997, 158 pb(-1) around 189 GeV during 1998, and 187 pb(-1) between 192 and 200 GeV during...

Identified charged particles in quark and gluon jets (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A sample of 2.2 million hadronic Z decays, selected from the data recorded by the DELPHI detector at LEP during 1994-1995 was used for an improved measurement of inclusive distributions of pi (+), K+...

Inclusive Sigma(-) and Lambda(1520) production in hadronic Z decays (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Production of Sigma(-) and Lambda(1520) in hadronic Z decays has been measured using the DELPHI detector at LEP. The Sigma(- ) is directly reconstructed as a charged track in the DELPHI microvertex...

Limits on the masses of supersymmetric particles at root s=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An analysis of the data collected in 1997 and 1998 with the DELPHI detector at e(+)e(-) collision energies close to 183 and 189 GeV was performed in order to extract the hadronic and leptonic...

Search for supersymmetric partners of top and bottom quarks at root s=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

Search for supersymmetric particles in scenarios with a gravitino LSP and stau NLSP (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Sleptons, neutralinos and charginos were searched for in the context of scenarios where the lightest supersymmetric particle is the gravitino. It was assumed that the stau is the next-to- lightest...

Search for SUSY with R-parity violating LL(E)over-bar couplings at root s=189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for pair production of supersymmetric particles under the assumption that R-parity is not conserved are presented, based on data recorded by the DELPHI detector in 1998 from e(+)e(-)...

Search for the sgoldstino at root s from 189 to 202 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S gamma followed by S decay into two gluons or into two photons was studied at 189-202...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189 GeV have been used to update the search for charginos nearly mass-degenerate with the lightest supersymmetric particle, which...

W pair production cross-section and W branching fractions in e(+)e(-) interactions at 189 GeV (2000)

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process e(+)e(-) → W+ W- has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 189 GeV and corresponding to an integrated...

Report of the Working Group on "W Mass and QCD" (1997)

Ballestrero, A, Charlton, D G, Cowan, G D, Dornan, Peter J, Edgecock, R, Ellis, Jonathan Richard, ...

The W Mass and QCD Working Group discussed a wide variety of topics relating to present and future measurements of M(W) at LEP2, including QCD backgrounds to W+W- production. Particular attention was...

Report of the Working Group on `W Mass and QCD' (Phenomenology Workshop on LEP2 Physics, Oxford, April 1997) (1997)

Ballestrero, A., Charlton, D. G., Cowan, G., Dornan, P., Edgecock, R., Ellis, J., ...

The W Mass and QCD Working Group discussed a wide variety of topics relating to present and future measurements of M(W) at LEP2, including QCD backgrounds to W+W- production. Particular attention was...

$b \bar b W^+ W^-$ production at hadron colliders. Top signal and irreducible backgrounds (1996)

Ballestrero, A., Maina, E., Pizzio, M.

We compute complete tree level matrix elements for $gg , q \bar q \rightarrow b \bar b W^+W^-$. We analyze the irreducible backgrounds to top signal at the Tevatron and at the LHC. Their contribution...

Determination of the mass of the W boson (1996)

Kunszt, Zoltán, Stirling, J W, Ballestrero, A, Banerjee, S, Blondel, A, Campanelli, M, ...

Previous studies of the physics potential of LEP2 indicated that with the design luminosity of 500 inverse picobarn one may get a direct measurement of the mass of the W-boson with a precision in the...

Higgs physics at LEP2 (1996)

Carena, M S, Zerwas, Peter M, Accomando, E, Bagnaia, P, Ballestrero, A, Bambade, P, ...

In this report we review the prospects for Higgs physics at LEP2. The theoretical aspects and the phenomenology of Higgs particles are discussed within the Standard Model (SM) and the Minimal...

Higgs Physics at LEP2 (1996)

Carena, M., Zerwas, P., Accomando, E., Bagnaia, P., Ballestrero, A., Bambade, P., ...

In this report we review the prospects for Higgs physics at LEP2. The theoretical aspects and the phenomenology of Higgs particles are discussed within the Standard Model (SM) and the Minimal...

Standard model processes (1996)

Boudjema, F, Melé, Barbara, Accomando, E, Ambrosanio, S, Ballestrero, A, Bardin, Dimitri Yuri, ...

We present the results obtained by the Standard Model Process group in the CERN Workshop "Physics at LEP2" (1994/95).

Determination of the e(+)e(-)→gamma gamma(gamma) cross-section at LEP 2

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A test of the benchmark QED process e(+) e(-) →gammagamma(gamma) is reported, using the data collected with the DELPHI detector at LEP 2. The data analysed were recorded at centre-of-mass energies...

The measurement of alpha(8) from event shapes with the DELPHI detector at the highest LEP energies

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Hadronic event shape distributions are determined from data in e(+)e(-) collisions between 183 and 207 GeV. From these the strong coupling alpha(s) is extracted in O(alpha(s)(2)), NLLA and matched...

Precise measurement of the tau lifetime

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The tau lepton lifetime has been measured with the e(+) e(-) → tau(+) tau(-) events collected by the DELPHI detector at LEP in the years 1991 - 1995. Three different methods have been exploited,...

Search for fermiophobic Higgs bosons in final states with photons at LEP 2

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Higgs boson production with subsequent decay to photons was searched for in the data collected by the DELPHI detector at centre-of-mass energies between 183 GeV and 209 GeV, corresponding to a total...

Search for charged Higgs bosons at LEP in general two Higgs doublet models

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 209 GeV. Five different final states,...

Search for single top production via FCNC at LEP at root s=189- 208 GeV

Abdallah, J., Abreu, R., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for single top production (e(+)e(-) → t (c) over bar) via flavour changing neutral currents (FCNC) was performed using the data taken by the DELPHI detector at LEP2. The data analyzed have...

Measurement of the branching fractions of the b-quark into charged and neutral b-hadrons

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production fractions of charged and neutral b-hadrons in b- quark events from Z(0) decays have been measured with the DELPHI detector at LEP. An algorithm has been developed, based on a neural...

A study of the energy evolution of event shape distributions and their means with the DELPHI detector at LEP

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Infrared and collinear safe event shape distributions and their mean values are determined in e(+)e(-) collisions at centre-of- mass energies between 45 and 202GeV. A phenomenological analysis based...

b-tagging in DELPHI at LEP

Abdallah, J., Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, T., ...

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which...

Final results from DELPHI on the searches for SM and MSSM neutral Higgs bosons

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

These final results from DELPHI searches for the Standard Model (SM) Higgs boson, together with benchmark scans of the Minimal Supersymmetric Standard Model (MSSM) neutral Higgs bosons, used data...

Inclusive b decays to wrong sign charmed mesons

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The production of wrong sign charmed mesons b → (D) over bar X-(s), D-(s) = (D-0, D+, D-s), is studied using the data collected by the DELPHI experiment in the years 1994 and 1995. Charmed mesons...

Measurement of inclusive f(1) (1285) and f(1) (1420) production in Z decays with the DELPHI detector

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI results are presented on the inclusive production of two (K(K) over bar π)(0) states in the mass region 1.2-1.6 GeV/c(2) in hadronic Z decays at LEP I. The measured masses (widths) are 1274...

Measurement of the e+e-→ W+W- gamma cross-section and limits on anomalous quartic gauge couplings with DELPHI

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

W(+)W(-)gamma production at LEP2 is studied using data collected with the DELPHI detector at centre-of-mass energies between 189 GeV and 209 GeV, corresponding to an integrated luminosity of about...

Rapidity-alignment and p(T) compensation of particle pairs in hadronic Z(0) decays

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Observation is made of rapidity-alignment of K+K- and (p) over barp pairs which results from their asymmetric orientation in rapidity, with respect to the direction from primary quark to antiquark....

Search for an LSP gluino at LEP with the DELPHI detector

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

In some supersymmetric models, the gluino ((g) over tilde) is predicted to be light and stable. In that case, it would hadronize to form R-hadrons. In these models, the missing energy signature of...

Search for B-s(0)-(B-s(0))over-bar oscillations and a measurement of B-d(0)-(B-d(0))over-bar oscillations using events with an inclusively reconstructed vertex

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral B meson oscillations in the B-s(0) - [(B-s(0))over bar], and B-d(0) - [(B-d(0))over bar] systems were studied using a sample of about 4.0 million hadronic Z decays recorded by the DELPHI...

Search for charged Higgs bosons in e(+)e(-) collisions root s=189-202 GeV

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced charged Higgs bosons was performed in the high energy data collected by the DELPHI detector at LEP II at centre-of-mass energies from 189 GeV to 202 GeV. The three...

Search for doubly charged Higgs bosons at LEP2

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for pair-produced doubly charged Higgs bosons has been performed using the data collected by the DELPHI detector at LEP at centre-of-mass energies between 189 and 209 GeV. No excess is...

Search for resonant nu production at square root s= 183 to 208 GeV

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for resonant nu production in e/sup +/e/sup -/ collisions under the assumption that R-parity is not conserved and that the dominant R-parity violating coupling is lambda /sub 121/or lambda...

Search for supersymmetric particles in light gravitino scenarios and sleptons NLSP

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

A search for sleptons, neutralinos, charginos, sgoldstinos and heavy stable charged sleptons in the context of scenarios where the lightest supersymmetric particle is the gravitino, is presented....

Search for technicolor with DELPHI

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Technicolor represents, a viable alternative to the Higgs mechanism for generating gauge boson masses. Searches fur technicolor particles rho (T) and pi (T) have been performed in the, data collected...

Searches for invisibly decaying Higgs bosons with the DELPHI detector at LEP

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Searches for HZ production with the Higgs boson decaying into an invisible final state were performed using the data collected by the DELPHI experiment at centre-of-mass energies between 188 GeV and...

Searches for neutral Higgs bosons in e(+)e(-), collisions from root s=191.6 to 201.7 GeV

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Neutral Higgs bosons of the Standard Model (SM) and the Minimal Supersymmetric Standard Model (MSSM) were searched for in the data collected in 1999 by the DELPHI experiment at centre-of- mass...

Searches for supersymmetric particles in e(+)e(-) collisions up to 208 GeV and interpretation of the results within the MSSM

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

DELPHI data collected at centre-of-mass energies up to 208 GeV have been analysed to search for charginos, neutralinos and sfermions in the framework of the Minimal Supersymmetric Standard Model...

Study of inclusive J/psi production in two-photon collisions at LEP II with the DELPHI detector

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Inclusive J/psi production in photon-photon collisions has been observed at LEP II beam energies. A clear signal from the reaction gammagamma → J/psi + X is seen. The number of observed N(J/psi →...

The eta(c)(2980) formation in two-photon collisions at LEP energies

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

eta(c)(2980) production in gammagamma interactions has been detected via its decays into K(s)(0)K(-/+)pi(-/+), K+K-K+K- and K(+)K(-)pi(+)pi(-) in the data taken with the DELPHI detector at LEP1 and...

ZZ production in e(+) e(-) interactions at root s=183-209 GeV

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Measurements of on-shell ZZ production are described, using data from the DELPHI experiment at LEP in e(+)e(-) collisions at centre-of-mass energies between 183 and 209 GeV, corresponding to an...

Measurement of the Tau topological branching ratios

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Using data collected in the DELPHI detector at LEP-1, measurements of the inclusive T branching ratios for decay modes containing one, three, or five charged particles have been performed, giving the...

Charged and identified particles in the hadronic decay of W bosons and in e(+)e(-) → q(q)over-bar from 130 to 200 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Inclusive distributions of charged particles in hadronic W decays are experimentally investigated using the statistics collected by the DELPHI experiment at LEP during 1997, 1998 and 1999, at...

Determination of the e(+)e(-)→gamma gamma(gamma) cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A test of the QED process e(+)e(-) → gamma gamma gt (*) over bar *(gamma) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest energies achieved at...

Hadronization properties of b quarks compared to light quarks in e(+)e(-)→ q(q)over-bar from 183 to 200 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The DELPHI detector at LEP has collected 54 pb(-1) of data at a centre-of-mass energy around 183 GeV during 1997, 158 pb(-1) around 189 GeV during 1998, and 187 pb(-1) between 192 and 200 GeV during...

Identified charged particles in quark and gluon jets

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A sample of 2.2 million hadronic Z decays, selected from the data recorded by the DELPHI detector at LEP during 1994-1995 was used for an improved measurement of inclusive distributions of pi (+), K+...

Inclusive Sigma(-) and Lambda(1520) production in hadronic Z decays

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Production of Sigma(-) and Lambda(1520) in hadronic Z decays has been measured using the DELPHI detector at LEP. The Sigma(- ) is directly reconstructed as a charged track in the DELPHI microvertex...

Limits on the masses of supersymmetric particles at root s=189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for charginos, neutralinos and sleptons at LEP2 centre-of-mass energies from 130 GeV to 189 GeV have been used to set lower limits on the mass of the Lightest Supersymmetric Particle and...

Measurement and interpretation of fermion-pair production at LEP energies of 183 and 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An analysis of the data collected in 1997 and 1998 with the DELPHI detector at e(+)e(-) collision energies close to 183 and 189 GeV was performed in order to extract the hadronic and leptonic...

Measurement of the mass and width of the W boson in e(+)e(-) collisions at root s=189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A measurement of the FV mass and width has been performed by the DELPHI Collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb(-1) and an average...

Measurement of the semileptonic b branching fractions and average b mixing parameter in Z decays

Abreu, P., Adam, W., Adyc, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The semileptonic branching fractions for primary and cascade b decays BR(b → l(-)), BR(b → c → l(+)) and BR(b → (c) over bar → l(-) were measured in hadronic Z decays collected by the...

Measurement of the ZZ cross-section in e(+)e(-) interactions at 183-189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Measurements of on-shell ZZ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies roots = 182.6 GeV and 188.6 GeV, respectively. Results obtained in...

Measurement of trilinear gauge boson couplings WWV, (V Z,gamma) in e(+)e(-) collisions at 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Measurements of the trilinear gauge boson couplings WW gamma and WWZ are presented using the data taken by DELPHI in 1998 at a centre-of-mass energy of 189 GeV and combined with DELPHI data at 183...

Measurement of V-cb from the decay process (B)over-bar(0)→ D(*+)l(-)(nu)over-bar

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A new precise measurement of \V-cb\ and of the branching ratio BR([(Bover bar](0)→ D(+*)l(-)[([nu])over bar](l)) has been performed using a sample of about 5000 semileptonic decays (B) over bar (0)...

Search for a fermiophobic Higgs at LEP 2

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Higgs bosons predicted by the fermiophobic scenario within Two Higgs Doublers Models were searched for in the data collected by the DELPHI detector at centre-of-mass energies between 189 GeV and 202...

Search for neutralino pair production at root s = 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

A search for pair-production of neutralinos at a LEP centre-of- mass energy of 189 GeV gave no evidence for a signal. This limits the neutralino production cross-section and excludes regions in the...

Search for R-parity violation with a (U)over-bar(D)over- bar(D)over-bar coupling at root s approximate to 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for pair production of gauginos and squarks in e(+)e(- ) collisions at a centre-of-mass energy of 189 GeV have been performed on data corresponding to an integrated luminosity of 158 pb(-1)...

Search for sleptons in e(+)e(-) collisions at root s=183 to 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Data taken by the DELPHI experiment at centre-of-mass energies of 183 GeV and 189 GeV with a total integrated luminosity of 212 pb(-1) have been used to search for the supersymmetric partners of the...

Search for spontaneous R-parity violation at root s=183 GeV and 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for spontaneous R-parity-violating signals at roots = 183 GeV and roots = 189 GeV have been performed using the 1997 and 1998 DELPHI data, under the assumption of R-parity breaking in the...

Search for supersymmetric partners of top and bottom quarks at root s=189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

Searches for supersymmetric partners of top and bottom quarks are presented using data taken by the DELPHI experiment at LEP in 1997 and 1998. No deviations from standard model expectations are...

Search for supersymmetric particles in scenarios with a gravitino LSP and stau NLSP

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Sleptons, neutralinos and charginos were searched for in the context of scenarios where the lightest supersymmetric particle is the gravitino. It was assumed that the stau is the next-to- lightest...

Search for SUSY with R-parity violating LL(E)over-bar couplings at root s=189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for pair production of supersymmetric particles under the assumption that R-parity is not conserved are presented, based on data recorded by the DELPHI detector in 1998 from e(+)e(-)...

Search for the sgoldstino at root s from 189 to 202 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production S gamma followed by S decay into two gluons or into two photons was studied at 189-202...

Search for the Standard Model Higgs boson at LEP in the year 2000

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

Searches for the Standard Model Higgs boson have been performed in the data collected by the. DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and 209 GeV...

Single intermediate vector boson production in e(+)e(-) collisions at root s=183 and 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The cross sections for the production of single charged and neutral intermediate vector bosons were measured using integrated luminosities of 52 pb(-1) and 154 pb(-1) collected by the experiment at...

Update of the search for supersymmetric particles in scenarios with gravitino LSP and sleptons NLSP

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

An update of the search for sleptons, neutralinos and charginos in the context of scenarios where the lightest supersymmetric particle is the gravitino and the next-to-lightest supersymmetric...

Update of the search for charginos nearly mass-degenerate with the lightest neutralino

Abreu, P., Adam, W., Adye, T., Adzic, P., Ajinenko, I., Albrecht, Z., ...

The data collected by DELPHI in 1998 at the centre-of-mass energy of 189 GeV have been used to update the search for charginos nearly mass-degenerate with the lightest supersymmetric particle, which...

W pair production cross-section and W branching fractions in e(+)e(-) interactions at 189 GeV

Abreu, P., Adam, W., Adye, T., Adzic, P., Albrecht, Z., Alderweireld, T., ...

The cross-section for the process e(+)e(-) → W+ W- has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 189 GeV and corresponding to an integrated...

Search for SUSY in the AMSB scenario with the DELPHI detector

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

The DELPHI experiment at the LEP e (+) e(-) collider collected almost 700 pb(-1) at centre-of-mass energies above the Z(0) mass pole and up to 208 GeV. Those data were used to search for SUSY in the...

Measurement of vertical bar Vcb vertical bar using the semileptonic decay (B)d(0))over-bar → Dstar+l(-)(nu)over-barl

Abdallah, J., Abreu, P., Adam, W., Adzic, P., Albrecht, T., Alderweireld, T., ...

Data from Z decays in DELPHI have been searched for [(B- d(o))over bar] → Dstar+ l(-) (ν) over bar (l) with the Dstar+ decaying to D(0)pi(+) and D-0 → K(-)pi(+), K(-)pi(+)pi(+)pi(- ) or K-...