L3 results for 1997 summer conferences

Results including paper or internal note must be ready by July 20

* indicates papers already send to Jerusalem

Status August 15

Number Title of abstract Reference Plots
#857 Preliminary Results from the L3 Experiment at $\sqrt{s} = 183$ GeV L3 note 2151 * Plots
--- Preliminary Results on New Particles Searches at $\sqrt{s} =183$ GeV L3 note Plots

Two-photon physics

#825 #474 Resonance formation in Two-Photon collisions as studied in the L3 detector at LEP L3 paper 121* note *
#475 Hadron Production in $\gamma\gamma$ Collisions at LEP L3 paper 116 *

L3 note 2137 *

 Plots
#713 Lepton pair production in $\gamma \gamma$ collisions at LEP 1 with the L3 detector L3 paper 113 *

L3 note 2115 *
#476 Lepton pair production in $\gamma \gamma$ collisions at LEP 2 with the L3 detector

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Tau physics
#479 Study of the radiative decay $\mathrm{Z \rightarrow \tau \tau \gamma}$ and limits on anomalous dipole moments of the tau L3 note 2136 *
#480 Limits on the Weak Electric and Magnetic Dipole Moments of the $\tau$ Lepton from Azimuthal Asymmetries

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#481 Measurement of the Tau Polarisation Asymmetry at the Z L3 note 2131 * Plots
#817 Measurement of the Lifetime of the Tau Lepton L3 paper 103 *

Heavy Flavour

#489 Measurement of $R_{\mathrm{b}}$ with the L3 Detector L3 note 2114 *
#490 Measurement of the $\mathrm{B^{0}\bar{B}^{0}}$ Mixing Parameter and the $\mathrm{Z \rightarrow b\bar{b}}$ Forward-Backward Asymmetry L3 note 2112*

L3 note 2113 *
#491 Measurements of the $\mathrm{B^0}$ Meson Oscillation Frequency with the L3 Detector L3 note 2058 *

L3 note 2110 *
#492 Inclusive Production of Charmonium States in Hadronic Z Decays L3 paper 114 *
#493 Upsilon Production in Z Decays L3 paper 126*
#494 Measurement of the Average Lifetime of b hadrons Draft *
#495 Measurement of the $\mathrm{B^0_d}$ Meson Lifetime using the Decay $\mathrm{\bar B^0_d \to D^{*+}\, X\, \ell^- \bar \nu}$ L3 note 2142 *
#496 Measurement of $\rm D^{-}_{s} \rightarrow \tau^- {\bar{\nu}}_\tau$ and a new limit for $\rm B^- \rightarrow \tau^- {\bar{\nu}}_\tau$ L3 paper 109 *
#497 Search for Neutral B Meson Decays to Two Charged Leptons L3 paper 104 *
#820 Search for Exclusive B Decays to J and $\eta$ or $\pi^0$ with the L3 Detector L3 paper 105 *
#818 Study of the Weak Charged Hadronic Current in b Decays L3 paper 107 *

QCD
#498 QCD Studies and Determination of $\alpha_s$ in $\mathrm{e^+e^-}$ collisions at $\sqrt{s}=161$~GeV and $172$~GeV L3 paper 115 * Plots
#499 Study of Hadronic Events and Test of QCD at Reduced Centre-of-Mass Energies from Z Decays L3 paper 122 *
#500 Local multiplicity fluctuations in hadronic Z decays

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#501 Comparison of local multiplicity fluctuations in angular intervals in Z decays at LEP with analytical QCD predictions

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#502 Search for oscillations in the ratio of factorial to cumulant moments in Z decays at LEP L3 note 2124 *
#503 Search for Hadronic Flavor Changing Decays of the Z at LEP

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#505

#814

 Study of Bose-Einstein correlations with the L3 detector at LEP L3 note 2139*

L3 note 2134 *
#506 $\rm K^0_s$ and $\rm \Lambda$ production in quark and gluon jets at LEP L3 paper 118 *
#507 First Indication of $\mathrm{\xi(2230)}$ Production in hadronic Z decay

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#821 Measurement of Inclusive $\omega$ and $\eta^\prime$ Production in Hadronic Z Decays L3 paper 106 *

Lineshape / Fermionpairs
#508 Precise Determination of Electroweak Parameters with the L3 Detector at LEP

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#509 Measurement of Hadron and Lepton-Pair Production above the Z Resonance L3 paper 117 *
#510 Limits on an Additional Heavy Gauge Boson Z' from the L3 Experiment L3 note 2126 *
#822 Search for R-parity breaking sneutrino exchange at LEP Draft *

W Physics

#827

#511

Measurement of W-Pair Cross Sections and W-Decay Branching Fractions at LEP L3 paper 111 *

L3 paper 120 *

 Plots
#512 Measurement of the Mass of the W Boson in $\mathrm{e^+e^-}$ Interaction at LEP L3 paper 111 *

L3 note 2133 *

 Plots
#513 Measurement of Triple-Vector-Boson Couplings in $\mathrm{e^+e^-}$ Interactions at LEP L3 note 2133 * Plots
#514 Production of Single W Bosons at LEP L3 paper 112 * Plots

Other Searches
#515

#826

 Search for Excited Leptons at LEP at center-of-mass energies between 161 and 172 GeV L3 paper 110 *

L3 note 2074 *

 Plots
#714 Search for Sequential Charged and Neutral Heavy Leptons in $e^+ e^-$ Annihilation at $\sqrt{s}$ = 161 and 172 GeV L3 paper 123 *
#516 Study of four-jet events at $\sqrt{s} = 130 - 172$~GeV L3 paper 119 *
#517 Study of hard-photon production at $\sqrt{s} = 161$ and $172$~GeV at LEP L3 paper 125 *
#819 Search for new physics in energetic single photon production in $\mathrm{e^+e^-}$ annihilation at the Z resonance L3 paper 128 *

Higgs search

#518 Search for neutral Higgs boson production through the process $\mathrm{e^+e^-\rightarrow ZH}$ at LEP 2 L3 paper 127 * Plots
#519 Search for pair production of neutral Higgs bosons at LEP 2

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#520 Production of four fermion events at LEP 2 Draft *
#823 Missing mass spectra in hadronic events from $\mathrm{e^+e^-}$ collisions at$\sqrt{s} = 161 - 172$ GeV and limits on invisible Higgs decays Draft *

SUSY search

#522 Search for Supersymmetric particles with the L3 detector at LEP Draft * Plots
#523 Search for Single or Multi Photon Events plus Missing Energy with the L3 Detector at LEP L3 paper 124 *
#524 Search for Supersymmetric particles violating R--parity with the L3 detector at LEP

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