Expected Performance of the ATLAS Experiment - Detector, Trigger and Physics (2008)
Abat, E., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., ...
A detailed study is presented of the expected performance of the ATLAS detector. The reconstruction of tracks, leptons, photons, missing energy and jets is investigated, together with the performance...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Measurements of the QED structure of the photon based on the reaction ee to ee gamma /sup (*)/(P/sup 2/) gamma *(Q/sup 2/) to ee mu mu are discussed. This review is an update of the discussion of the...
Measurement of the anomalous magnetic and electric dipole moments of the $\tau$ lepton (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at a centre-of-mass energy of 183 GeV. The data sample corresponds to an integrated luminosity...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies from \mbox{130 to 183 \GeV{}}, corresponding to an integrated...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
An analysis of single and multi-photon events with missing energy is performed using data collected with the L3 detector at LEP at centre-of-mass energies around 183\gev, for a total of 55.3...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
The coupling of the Z boson to quarks is studied in a sample of about 3.5 million hadronic Z decays collected by the L3 experiment at LEP from 1991 to 1995. The forward-backward quark charge asymmet...
Upper limit on the lifetime difference of short- and long-lived $B^0_s$ mesons (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
An upper limit on the lifetime difference of short- and long-lived $\rm B^0_s$ mesons has been obtained using an inclusive bottom hadron sample from 2 million hadronic Z decays collected by the L3...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on the measurement of W-boson pair-production with the L3 detector at LEP. In a data sample corresponding to a total luminosity of 55.47~pb$^{-1}$ collected at an average centre-of-mass...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Four of the Michel parameters and the average tau-neutrino helicity have been measured by analysing tau decay spectra in 147 \pb ~of data collected by the L3 detector. The decays \tte, ~\ttm, ~\ttp,...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on a study of single W boson production in a data sample collected by the L3 detector at centre-of-mass energies from 130 to 183 GeV. The signal consists of large missing energy final...
Test of CP invariance in $Z \to \mu^+ \mu^- \gamma$ decay (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on the first test of CP invariance in Z decays with hard photon radiation. The data recorded with the L3 detector at centre-of-mass energies near the Z resonance are used to search for CP...
Measurement of radiative Bhabha and quasi-real Compton scattering (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on a study of radiative Bhabha and quasi-real Compton scattering at centre-of-mass energies between 50~{\GeV} and 170~{\GeV} and 20~{\GeV} and 140~{\GeV}, respectively, using the L3...
Study of the hadronic photon structure function $F^\gamma_2$ at LEP (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
The hadronic photon structure function $F^\gamma_2$ is studied in the reaction $\mathrm{e^+e^-} \rightarrow \mathrm{e^+e^-hadrons}$ at LEP with the L3 detector. The data, collected from 1991 to 1995...
Study of anomalous ZZ$\gamma$ and Z$\gamma\gamma$ couplings at LEP (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We search for anomalous $\ZZG$ and $\ZGG$ couplings with the L3 detector at LEP. The analysis is based on the study of the process $\EEZG$ at center-of-mass energies in the range $161 \GeV < \rts <...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A measurement of the inclusive charmless semileptonic branching fraction of beauty hadrons, $\mathrm{b}\rightarrow\mathrm{X}_\mathrm{u }\ell\nu$, has been performed using almost two million hadronic...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A search for the lightest neutral scalar and neutral pseudoscalar Higgs bosons in the Minimal Supersymmetric Standard Model is performed on data collected at LEP by the L3 detector at center-of-mass...
Search for the Standard Model Higgs boson in $e^+ e^-$ interactions at $\sqrt{s}$ = 183 GeV (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A search for the Standard Model Higgs boson is performed with the L3 detector at LEP. The data sample, corresponding to a luminosity of 55.3 $pb^-1$, was collected at an average centre-of-mass energy...
Search for new physics phenomena in fermion-pair production at LEP (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
The measurements of hadron and lepton--pair production cross sections and lepton--pair forward--backward asymmetries performed with the L3 detector at centre--of--mass energies between 130 GeV and...
Determination of the number of light neutrino species from single photon production at LEP (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A determination of the number of light neutrino families performed by measuring the cross section of single photon production in \ee\ collision near the \Zo\ resonance is reported. From an integrated...
Measurement of $\tau$ polarisation at LEP (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Using the data collected with the L3 detector at LEP between 1990 and 1995, corresponding to an integrated luminosity of 149 pb$^{-1}$, the $\tau$ longitudinal polarisation has been measured as a...
Measurement of the $B_{d}^{0} - \overline{B}_{d}^{0}$ oscillation frequency (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Time-dependent ${\mathrm{B^{0}}\mbox{-}\bar{\mathrm{B}} ^{0}}$ mixing is studied using about two million hadronic Z decays registered by L3 in 1994 and 1995. For this study three techniques are used....
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Local multiplicity fluctuations in angular phase space intervals are studied using factorial moments measured in hadronic events at $\sqrt{s}\simeq 91.2\GeV$, which were collected by the L3 detector...
Measurement of the Weak Dipole Moments of the $\tau$ Lepton (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Using the data collected by the L3 experiment at LEP from 1991 to 1995 at energies around the $\Zo$ mass, a measurement of the weak anomalous magnetic dipole moment, $a^w_{\tau}$,~ and of the weak...
Local multiplicity fluctuations in hadronic Z decay (1998)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Local multiplicity fluctuations in hadronic Z decays are studied using the L3 detector at LEP. Bunching parameters are used for the first time in addition to the normalised factorial moment method....
Measurement of eta-prime (958) formation in two photon collisions at LEP-1 (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Measurement of the average lifetime of b hadrons in Z decays (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Local multiplicity fluctuations in hadronic Z decay (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Measurement of the weak dipole moments of the tau lepton (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Measurement of the B0(d) - anti-B0(d) oscillation frequency (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Determination of the number of light neutrino species from single photon production at LEP (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Measurement of tau polarization at LEP (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Search for new physics phenomena in fermion pair production at LEP (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Measurement of the anomalous magnetic and electric dipole moments of the tau lepton (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Search for the standard model Higgs boson in e+ e- interactions at S**(1/2) = 183-GeV (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Study of anomalous Z Z gamma and Z gamma gamma couplings at LEP (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Study of the hadronic photon structure function F(2)**gamma at LEP (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Production of single W bosons in e+ e- interactions at 130-GeV (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Test of CP invariance in Z ---> mu+ mu- gamma decay (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Measurement of radiative Bhabha and quasireal Compton scattering (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Upper limit on the lifetime difference of shortlived and longlived B0(S) mesons (1998)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Measurement of the average lifetime of b-hadrons in Z decays (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We present a measurement of the average b-hadron lifetime ${\rm \tau_b}$ at the $\mathrm{e^+e^-} \, $ collider LEP. Using hadronic Z decays collected in the period from 1991 to 1994, two independent...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Scalar leptons, charginos and neutralinos, predicted by supersymmetric theories, have been searched for in data samples collected with the L3 detector at centre-of-mass energies of 161 GeV and 172...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A study of neutral-current four-fermion processes is performed, using data collected by the L3 detector at LEP during high-energy runs at centre-of-mass energies 130 - 136, 161 and 170 - 172 GeV,...
Measurement of $\eta '(958)$ formation in two-photon collisions at LEP1 (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
The formation of the eta' in the reaction ee->ee eta'->ee pi pi gamma has been measured by the L3 detector at a centre-of-mass energy of 91 GeV. The radiative width of the eta' has been found to be...
Measurements of Mass, Width and Gauge Couplings of the W Boson at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on measurements of mass and total decay width of the W boson and of triple-gauge-boson couplings, $\gamma$WW and ZWW, with the L3 detector at LEP. W-pair events produced in $\EE$...
Search for R-Parity Breaking Sneutrino Exchange at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on a search for R--parity breaking effects due to supersymmetric tau--sneutrino exchange in the reactions e+e- to e+e- and e+e- to mu+mu- at centre--of--mass energies from 91~{\GeV} to...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Events characterised by large hadronic energy and transverse momentum are selected from the data collected by the L3 detector at LEP at centre-of-mass energies between 161 and 172 GeV, corresponding...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
Using a sample of $\mathrm{e^{+}e^{-}}$ annihilation events collected with the L3 detector at the Z resonance corresponding to an integrated luminosity of 137 pb$^{-1}$, we have searched for...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A search for the Standard Model Higgs boson has been performed with the L3 detector at LEP. The data sample was collected at three centre-of-mass energies, 161.3, 170.3 and 172.3 GeV with integrated...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A search for unstable neutral and charged heavy leptons as well as for stable charged heavy leptons has been made at center-of-mass energies $\sqrt{s}$ = 161 GeV and $\sqrt{s}$ = 172 GeV with the L3...
Study of hadronic events and measurements of $\alpha_{s}$ between 30 and 91 GeV (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We have studied the structure of hadronic events with a hard, %radiated isolated photon in the final state ($\mathrm{e^{+}e^{-}} \rightarrow$ Z $\rightarrow$ hadrons $+$ $\gamma$) in the 3.6 million...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A search for single and multi-photon events with missing energy is performed using data collected at centre-of-mass energies between 161 GeV and 172 GeV for a total of 20.9 pb$^{-1}$ of integrated...
Hard-photon production at $\sqrt{s}$ = 161 and 172 GeV at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We have studied the process $e^+e^-{\rightarrow}\rm n {\gamma}$ $(\rm n{\ge}2)$ at centre-of-mass energies of 161.3 GeV and 172.1 GeV. The analysis is based on a sample of events collected by the L3...
$\Upsilon$ production in Z Decays (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We have searched for evidence of Upsilon production in 3.5 million hadronic Z decays collected by the L3 detector at LEP in 1991-1995. No signals are observed for the decay chain Z -> Upsilon X;...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on the measurement of W-boson pair-production with the L3 detector at LEP at an average centre-of-mass energy of 172.13~GeV. In a data sample corresponding to a total luminosity of...
Resonance formation in the $\pi^+\pi^-\pi^0$ final state in two-photon collisions (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A study of resonance formation is presented in the $\pi^+\pi^-\pi^0$ final state in two-photon collisions at LEP. The $a_2(1320)$ radiative width is measured to be...
Search for anomalous four-jet events in $e^+ e^-$ annihilation at $\sqrt{s}$ = 130-172 GeV (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A study of hadronic events with high jet-multiplicity is performed using the data sample collected by the L3 experiment at LEP at $\sqrt{s}=130-172$ GeV. The observed event rates agree with the...
$K^{0}_{S}$ and $\Lambda$ production in quark and gluon jets at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
A measurement of the $\mathrm{K^0_s}$ and $\Lambda$ inclusive production rates and momentum spectra in two- and three-jet events is presented. On the basis of about 3.1~million Z decays collected...
Measurement of hadron and lepton pair production at 161 GeV < $\sqrt{s}$ < 172 GeV at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We report on measurements of $\mathrm{e^+e^-}$ annihilation into hadrons and lepton pairs. The data have been taken with the L3 detector at LEP at centre--of--mass energies between...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
We present a study of the structure of hadronic events recorded by the L3 detector at LEP at the center of mass energies of 161 and 172 GeV. The data sample corresponds to an integrated luminosity of...
Production of e, $\mu$ and $\tau$ Pairs in Untagged Two-Photon Collisions at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
The two-photon collision reaction e+e- --> e+e-l+l- has been studied at root(s) ~ 91 GeV using the L3 detector at LEP for l = e, muon , tau. We have analysed untagged configurations where the two...
Inclusive J, $\psi$' and $\chi_c$ Production in Hadronic Z Decays (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
\mathrm{ Br(Z \rightarrow \chi_{c2} + X) < 3.2\,\times\,10^{-3}}.
Cross-Section of Hadron Production in $\gamma\gamma$ Collisions at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Alemanni, G, ...
The reaction $\mathrm{e}^{+} \mathrm{e}^{-} \rightarrow \mathrm{e}^{+} \mathrm{e}^{-} \gamma ^{*} \gamma ^{*} \rightarrow \mathrm{e}^{+} \mathrm{e}^{-} $ {\sl hadrons} is analysed using data...
Production of Single W Bosons at LEP (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
We report on the observation of single W boson production in a data sample collected by the L3 detector at LEP2. The signal consists of large missing energy final states with a single energetic...
Search for Excited Leptons in $e^+ e^-$ Annihilation at $\sqrt{s}$ = 161 GeV (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
A search for excited leptons $\rm e^*,~\mu^*, ~\tau^*$ and $\nu_{\rm e}^*$ in $\rm e^+e^-$ collisions at $\rm \sqrt{s}$ = 161 GeV is performed using the $\rm 10.8 ~pb^{-1}$ of data collected by the...
Pair-Production of W Bosons in $e^+ e^-$ Interactions at $\sqrt{s}$ = 161 GeV (1997)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
We report on the measurement of W-boson pair-production with the L3 detector at LEP at a centre-of-mass energy of 161.34~\GeV. In a data sample corresponding to a total luminosity of 11~pb$^{-1}$, we...
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
Using a data sample of 1,475,000 $\ZQQG$ events collected during 1994 with the L3 detector at LEP, we have studied the purely leptonic decays of heavy flavour mesons, $\Dtau$ and $\Btau$. A signal is...
Search for exclusive B decays to J / psi and eta or pi0 with the L3 detector (1997)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Search for neutral B meson decays to two charged leptons (1997)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Inclusive J / psi, psi-prime and chi(c) production in hadronic Z decays (1997)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Study of hadronic events and measurements of alpha-s between 30-GeV and 91-GeV (1997)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Hard photon production at s**(1/2) = 161-GeV and 172-GeV at LEP (1997)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Search for the standard model Higgs boson in e+ e- interactions at 161-GeV (1997)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
Study of the Weak Charged Hadronic Current in b Decays (1996)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
Charged and neutral particle multiplicities of jets associated with identified semileptonic and hadronic b decays are studied. The observed differences between these jets are used to determine the...
Measurement of Inclusive $\omega$ and $\eta$' Production in Hadronic Z Decays (1996)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
We present a study of the inclusive $\omega$ and $\eta^{\prime}$ production based on 3.1 million hadronic Z decays recorded with the L3 detector at LEP during 1991--1994. The production rates per...
Search for neutral B meson decays to two charged leptons (1996)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
The decays $\mathrm{B_d^0,\,B_s^0 \rightarrow e^+e^-,\,\mu^+\mu^-,\, e^\pm\mu^\mp}$ are searched for in 3.5 million hadronic ${\mathrm{Z}}$ events, which constitute the full LEP I data sample...
Search for Exclusive B Decays to J and $\eta$ or $\pi^{0}$ with the L3 Detector (1996)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
A search for exclusive decays of $\ensuremath{\mathrm{B_d^0}}$ and $\ensuremath{\mathrm{B_s^0}}$ mesons has been performed in the channels $\ensuremath{\mathrm{B_d^0}\rightarrow\mathrm{J}\eta}$,\,\,...
Measurement of the Lifetime of the $\tau$ Lepton (1996)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
The lifetime of the tau lepton is measured using data collected in 1994 by the L3 detector at LEP. The precise track position information of the Silicon Microvertex Detector is exploited. The tau...
Measurement of the B$_{d}^{0}$ meson oscillation frequency (1996)
Acciarri, M, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, Alcaraz, J, ...
Time-dependent \Bd-\Bbd\ mixing is studied using 1.5 million hadronic Z decays collected by L3. Semileptonic B decays are selected by requiring at least one reconstructed lepton in both thrust...
Search for new particles in hadronic events with isolated photons (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Observation of multiple hard photon final states at \Sqrt s = 130 - 140 GeV at LEP (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Measurement of the branching ratios b --> e$\nu$X, $\mu\nu$X, $\tau\nu$X and $\nu$X (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
A search for unstable sequential neutral and charged heavy leptons has been made at center-of-mass energies 130 and 136 \GeV\ with the L3 detector at LEP. The neutral leptons are assumed to decay via...
Search for supersymmetric particles at 130 GeV $ (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Measurement of muon-pair production at 50 GeV < $\sqrt{s}$ < 86 GeV at LEP (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
We present a study of the structure of hadronic events recorded by the L3 detector at center-of-mass energies of 130 and 136 GeV. The data sample corresponds to an integrated luminosity of 5 pb-1...
Measurement of $\eta$ production in two and three-jet events from hadronic Z decays at LEP (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
The inclusive production of \eta mesons has been studied using 1.6 million hadronic Z decays collected with the L3 detector. The \eta multiplicity per event, the multiplicity for two-jet and...
Search for excited leptons in $e^{+} e^{-}$ annihilation at $\sqrt {s}$ = 130 - 140 GeV (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
We report on a search for the excited leptons e^*,mu^*,tau^* and nu^* in e+e- collisions at sqrt{s} = 130 - 140 GeV using the L3 detector at LEP. No evidence has been found for their existence. From...
Measurement of hadron and lepton-pair production at 130 GeV $ (1996)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
We report on the first measurements of e+e- annihilations into hadrons and lepton pairs at center-of-mass energies between 130 GeV and 140 GeV. In a total luminosity of 5 pb-1 collected with the L3...
Search for the decays B$_{d}^{0}$ --> $\gamma\gamma$ and B$_{s}^{0}$ --> $\gamma\gamma$ (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
A search for the decays \Bdsgg in 2.95 million hadronic \rm Z decays has been performed using the L3 detector at LEP. No candidates are found in the signal region and upper limits have been set on...
Study of the K$^{0}_{s}$K$^{0}_{s}$ final state in two-photon collisions (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
The reaction \epem\ra\epem\gamma^*\gamma^*\ra\epem\kos\kos is studied with the L3 detector at LEP and the formation of the f_2\, \!\!\!'(1525) resonance is observed. For an integrated luminosity of...
Search for neutral charmless B decays at LEP (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
A search for rare charmless decays of \Bd and \Bs mesons has been performed in the exclusive channels \Bd_{(\mathrm s)}\ra\eta\eta, \Bd_{(\mathrm s)}\ra\eta\pio and \Bd_{(\mathrm s)}\ra\pio\pio. The...
Underground muon physics at MACRO (1995)
Ahlen, S P, Ambrosio, M, Antolini, R, Auriemma, G, Baker, R, Baldini, A, ...
Search for magnetic monopoles with the MACRO track-etch detector (1995)
Ahlen, S P, Ambrosio, M, Antolini, R, Auriemma, G, Baker, R, Baldini, A, ...
One-prong $\tau$ decays with neutral kaons (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Evidence for gluon interference in hadronic Z decays (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Search for neutralinos in Z decays (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alpat, B, ...
Measurement of weak charged current structure in semileptonic b-hadron decays at the Z peak (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
Measurement of energetic single-photon production at LEP (1995)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
Search for anomalous Z --> $\gamma\gamma\gamma$ events at LEP (1994)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
Measurement of exclusive branching fractions of hadronic one-prong tau decays (1994)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
Energy and particle flow in three-jet and radiative two-jet events from hadronic Z decays (1994)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
B$^{*}$ production in Z decays at LEP (1994)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
A measurement of $\tau$ polarization at LEP (1994)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
The L3 silicon microvertex detector (1994)
Acciarri, M, Adam, A, Adriani, O, Ahlen, S P, Alcaraz, J, Ambrosi, G, ...
Flight performance of EXAM -- a balloon-borne detector to search for extragalactic antimatter (1994)
Ahlen, S. P., Loomba, D., Marin, A., Zhou, B., He, Y. D., Price, P. B., ...
We describe the performance of the EXAM detector during its five hour balloon flight in 1988. EXAM is an experiment designed to search for cosmic rays of extragalactic origin which are made of...
Measurement of inclusive b --> $\tau\nu$X branching ratio (1994)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
Measurement of inclusive production of neutral hadrons from Z decays (1994)
Acciarri, M, Adam, A, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, ...
A study of four fermion processes at LEP (1994)
Adam, A., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., ...
A measurement of tau polarization at LEP (1994)
Acciarri, M., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Alemanni, G., ...
A study of four-fermion processes at LEP (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Test beam results from the prototype L3 silicon microvertex detector (1993)
Adam, A, Adriani, O, Ahlen, S P, Ambrosi, G, Babucci, E, Baksay, L, ...
Measurement of $\eta_{c}$ production in untagged two-photon collisions at LEP (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
$\chi_{c}$ production in hadronic Z decays (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Search for lepton flavour violation in Z decays (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Measurement of the average lifetime of b hadrons (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
An S matrix analysis of the Z resonance (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Inclusive search for the charmless radiative decay of the b-quark (b --> s$\gamma$) (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Determination of the effective electroweak mixing angle from Z decays (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Measurement of $\Gamma_{b\overline{b}}$/$\Gamma_{had}$ from hadronic decays of the Z (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Search for narrow vector resonances in the Z mass range (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Search for a Z' at the Z resonance (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Results from the L3 experiment at LEP (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
A search for the neutral Higgs boson at LEP (1993)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Search for nonminimal Higgs bosons in Z0 decays (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Results from the L3 experiment at LEP (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
A search for the neutral Higgs boson at LEP (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Search for narrow vector resonances in the Z mass range (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Search for a Z-prime at the Z resonance (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Measurement of Gamma (b anti-b) / Gamma (had) from hadronic decays of the Z (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Determination of the effective electroweak mixing angle from Z decay (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Inclusive search for the charmless radiative decay of the b quark (b ---> s gamma) (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
An S matrix analysis of the Z resonance (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Search for lepton flavor violation in Z decays (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Measurement of the average lifetime of b hadrons (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Chi(c) production in hadronic Z decays (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Measurement of eta(c) production in untagged two photon collisions at LEP (1993)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Search for isosinglet neutral heavy leptons in Z0 decays (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Search for non-minimal Higgs bosons in Z0 decays (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
High mass photon pairs in l$^{+}$l$^{-}\gamma\gamma$ events at LEP (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Alcaraz, J, Aloisio, A, Alverson, G, ...
Searches for non-minimal Higgs bosons in Z$^{0}$ decays (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
Isolated hard photon emission in hadronic Z$^{0}$ decays (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
A measurement of $\tau$ polarization in Z$^{0}$ decays (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
Determination of the number of light neutrino species (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
A test of quantum electrodynamics in the reaction e+e- --> $\gamma\gamma$($\gamma$) (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
Inclusive J production in Z0 decays (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
An improved measurement of B$^{0}\overline{B}^{0}$ mixing in Z$^{0}$ decays (1992)
Adeva, B, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, ...
Measurement of inclusive $\eta$ production in hadronic decays of the Z0 (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
Determination of $\alpha_{s}$ from hadronic event shapes measured on the Z0 resonance (1992)
Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, Aloisio, A, ...
Studies of hadronic event structure and comparisons with QCD models at the Z0 resonance (1992)
Adeva, B, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, ...
Search for the neutral Higgs boson at LEP (1992)
Adeva, B, Adriani, O, Aguilar-Benítez, M, Ahlen, S P, Akbari, H, Alcaraz, J, ...
Search for the neutral Higgs boson at LEP (1992)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Studies of hadronic event structure and comparisons with QCD models at the Z0 resonance (1992)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
An improved measurement of B0 - anti-B0 mixing in Z0 decays (1992)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Determination of alpha-s from hadronic event shapes measured on the Z0 resonance (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Measurement of inclusive eta production in hadronic decays of the Z0 (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
A test of quantum electrodynamics in the reaction e+ e- ---> gamma gamma (gamma) (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Inclusive J production in Z0 decays (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Isolated hard photon emission in hadronic Z0 decays (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
A measurement of tau polarization in Z0 decays (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Searches for nonminimal Higgs bosons in Z0 decays (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Search for isosinglet neutral heavy leptons in Z0 decays (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
High mass photon pairs in lepton+ lepton- gamma gamma events at LEP (1992)
Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Alcaraz, J., Aloisio, A., Alverson, G., ...
Improvements in the CR39 polymer for the macro experiment at the Gran Sasso Laboratory (1991)
Ahlen, S. P., Ambrosio, M., Auriemma, G., Babarino, C. G., Baldini, A., Barish, B. C., ...
We discuss the preparation of different samples of the CR39 polymer and a number of tests performed with high energy heavy ions. The quality and reproducibility of the manufactured CR39 is discussed...
Measurement of electroweak parameters from hadronic and leptonic decays of the Z0 (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Search for leptoquarks in Z0 decays (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Search for narrow high mass resonances in radiative decays of the Z0 (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
A test of QCD based on three jet events from Z0 decays (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Decay properties of tau leptons measured at the Z0 resonance (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Measurement of the lifetime of B hadrons and a determination of |V(cb)| (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Measurement of the strong coupling constant alpha-s for bottom quarks at the Z0 resonance (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Search for lepton flavor violation in Z0 decays (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Determination of alpha-s from energy-energy correlations measured on the Z0 resonance (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
Search for the neutral Higgs boson (1991)
Adeva, B., Adriani, O., Aguilar-Benitez, M., Ahlen, S.P., Akbari, H., Alcaraz, J., ...
PBAR: A superconducting magnet spectrometer for cosmic ray antiproton studies (1990)
Tomasch, A. D., Ahlen, S. P., Barwick, S. W., Beatty, J. J., Bower, C. R., Gerbier, G., ...
We describe the PBAR balloon-borne magnet spectrometer flown on August 13-14, 1987 to measure the abundance of cosmic ray antiprotons in the energy interval 100-1580 MeV at the top of the atmosphere....
A water Cherenkov counter sensitive to nonwaveshifted ultraviolet Cherenkov photons (1986)
Bower, C. R., Heinz, R. M., Reynoldson, J., Mufson, S., Petrakis, J., Ahlen, S. P., ...
We describe a prototype water Cherenkov counter which has been built and tested with relativistic cosmic ray muons. An analysis of the expected photoelectron yield is described. The predicted result...
Response of high resolution drift tubes to relativistic heavy ions (1985)
Tomasch, A. D., Ahlen, S. P., Bower, C. R., Price, P. B., Salamon, M. H., Tarle, G., ...
We report the results of various tests undertaken in a program to develop a drift tube hodoscope for a cosmic ray balloon experiment intended to search for extragalactic antimatter. Included are...
Calibration of Tuffak polycarbonate track detector for identification of relativistic nuclei (1984)
Guo, Shi-Lun, Drach, John C., Price, P. B., Salamon, M. H., Tincknell, M. L., Ahlen, S. P., ...
We discuss response of Tuffak polycarbonate to relativistic heavy nuclei using two methods, measurement of the minor axis diameter and of the length of the track cone, to determine charge resolution....