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Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in e+e- Interactions at root(s)=192-202GeV
L3 Collaboration
A search for the lightest neutral CP-even and the neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 233.2 pb-1 of integrated luminosity co…
Measurements of the Cross Sections for Open Charm and Beauty Production in gamma gamma Collisions at root(s)=189-202 GeV
L3 Collaboration
The production of c and b quarks in gamma-gamma collisions is studied with the L3 detector at LEP with 410 pb^-1 of data, collected at centre-of-mass energies from 189 GeV to 202 G…
Search for Excited Leptons in e+ e- Interactions at sqrt(s)=192 - 202 GeV
L3 Collaboration
Excited leptons are searched for using the L3 detector at LEP. The data collected at centre-of-mass energies in the range from 192 up to 202 GeV correspond to a total luminosity of…
K0s K0s Final State in Two-Photon Collisions and Implications for Glueballs
L3 Collaboration
The K0s K0s final state in two-photon collisions is studied with the L3 detector at LEP. The mass spectrum is dominated by the formation of the f_2'(1525) tensor meson in the helic…
Light resonances in Ks K pi and eta pi pi final states in gamma gamma collisions at LEP
L3 Collaboration
The e+e- -> e+e- Ks K+- pi-+ e+e- -> e+e- eta pi+ pi- and final states are studied with the L3 detector at LEP using data collected at centre-of-mass energies from 183 GeV up to 20…
Search for Charged Higgs Bosons in e+e- Collisions at Centre-of-Mass Energies up to 202 GeV
L3 Collaboration
A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 192 and 202 GeV, corresponding to a…
Measurement of the W-Pair Production Cross Section and W-Decay Branching Fractions in e+e- Interactions at sqrt{s}=189GeV
L3 Collaboration
The data collected by the L3 experiment at LEP at a centre-of-mass energy of 188.6 GeV are used to measure the W-pair production cross section and the W-boson decay branching fract…
Search for anomalous couplings in the Higgs sector at LEP
L3 Collaboration
We search for a Higgs particle with anomalous couplings in the e+e- -> H gamma, e+e- -> HZ and e+e- -> He+e- processes with the L3 detector at LEP. We explore the mass range 70GeV…
Measurement of the W+W-gamma Cross Section and Direct Limits on Anomalous Quartic Gauge Boson Couplings at LEP
L3 Collaboration
The process e+e- -> W+W-gamma is analysed using the data collected with the L3 detector at LEP at a centre-of-mass energy of 188.6GeV, corresponding to an integrated luminosity of…
Measurement of Bose-Einstein Correlations in e+e- -> W+W- at root(s)=189GeV
L3 Collaboration
We investigate Bose-Einstein correlations (BEC) in W-pair production at root(s)=189GeV using the L3 detector at LEP. We observe BEC between particles from a single W decay in good…
QCD studies in e+e- annihilation from 30GeV to 189GeV
L3 Collaboration
We present results obtained from a study of the structure of hadronic events recorded by the L3 detector at various centre-of-mass energies. The distributions of event shape variab…
Measurements of the bb~ production cross section and forward backward asymmetry at centre-of-mass energies above the Z pole at LEP
L3 Collaboration
The measurements of Rb = sigma(e+e- -> bb~)/sigma(e+e- -> qq~) and of the b quark forward-backward charge asymmetry, A^b_fb, at centre-of-mass energies above the Z pole are describ…
Measurement of the Photon Structure Function at High Q^2 at LEP
L3 Collaboration
The structure functions of real and virtual photons are derived from cross section measurements of the reaction e^+e^ -> e^+e^- + hadrons at LEP. The reaction is studied at \sqrt{s…
Inclusive Sigma+ and Sigma0 Production in Hadronic Z Decays
L3 Collaboration
We report on measurements of the inclusive production rate of Sigma+ and Sigma0 baryons in hadronic Z decays collected with the L3 detector at LEP. The Sigma+ baryons are detected…
Measurement of the e+e- -> Z gamma gamma Cross Section and Determination of Quartic Gauge Boson Couplings at LEP
L3 Collaboration
A first measurement of the cross section of the process e+e- -> Z gamma gamma is reported using a total integrated luminosity of 231 pb^-1 collected with the L3 detector at centre-…