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19922026
Showing 2001 · hep-exShow all

18 papers · 2 filters

hep-ex2001★ 32 cited

Measurement of B0-anti-B0 Flavor Oscillations in Hadronic B0 Decays

B. Aubert

Flavor oscillations of neutral mesons have been studied in annihilation data collected with the BABAR detector at center-of-mass energies near the resonance. T…

hep-ex2001★ 7 cited

A Purity Monitoring System for the H1 Liquid Argon Calorimeter

H1 Calorimeter Group, E. Barrelet

The ionization probes used for monitoring the liquid argon purity in the H1 calorimeter are described and results of their operation in tests at CERN and during the period 1992 to…

hep-ex2001★ 16 cited

Search for Excited Neutrinos at HERA

H1 Collaboration, C. Adloff

We present a search for excited neutrinos using e^-p data taken by the H1 experiment at HERA at a center-of-mass energy of 318 GeV with an integrated luminosity of 15 pb-1. No evid…

hep-ex2001★ 16 cited

D* Meson Production in Deep-Inelastic Diffractive Interactions at HERA

H1 Collaboration, C. Adloff

A measurement is presented of the cross section for D* meson production in diffractive deep-inelastic scattering for the first time at HERA. The cross section is given for the proc…

hep-ex2001★ 106 cited

Measurement of D^(*+-) Meson Production and F_2^c in Deep-Inelastic Scattering at HERA

H1 Collaboration, C. Adloff

The inclusive production of D^{*+-}(2010) mesons in deep-inelastic scattering is studied with the H1 detector at HERA. In the kinematic region 1<Q^2<100 GeV^2 and 0.05<y<0.7 an e^+…

hep-ex2001★ 110 cited

On the Rise of the Proton Structure Function F_2 Towards Low x

H1 Collaboration, C. Adloff

A measurement of the derivative (d ln F_2 / d lnx)_(Q^2)= -lambda(x,Q^2) of the proton structure function F_2 is presented in the low x domain of deeply inelastic positron-proton s…

hep-ex2001

Searches for Leptoquarks, Squarks in SUSY and Excited Fermions at HERA

Zhiqing Zhang

Various searches for leptoquarks, scalar quarks in -violating supersymmetric models, and excited fermions performed by the HERA experiments H1 and ZEUS are reviewed. No eviden…

hep-ex2001★ 186 cited

Measurement of Deeply Virtual Compton Scattering at HERA

H1 Collaboration, C. Adloff

A measurement is presented of elastic Deeply Virtual Compton Scattering e^+ + p -> e^+ + photon + p at HERA using data taken with the H1 detector. The cross section is measured as…

hep-ex2001★ 29 cited

Three-Jet Production in Deep-Inelastic Scattering at HERA

H1 Collaboration, C. Adloff

Three-jet production is studied for the first time in deep-inelastic positron-proton scattering. The measurement carried out with the H1 detector at HERA covers a large range of fo…

hep-ex2001★ 4 cited

Measurement of the quadratic slope parameter in the K_L -> 3π^0 decay Dalitz plot

NA48 Collaboration

A value of (-6.1 +- 0.9_{stat} +- 0.5_{syst})*10^{-3} is obtained for the quadratic slope parameter h in the K_L -> 3π^0 decay Dalitz plot at the NA48 experiment at the CERN SPS. T…

hep-ex2001

Hadronic B Decays to Charmless Final States and to J/psi K*

A. Hoecker

Preliminary results from the BABAR experiment on charmless B decays to charged pions or kaons, and the measurement of the B -> J/psi K* decay amplitudes are presented. The data sam…

hep-ex2001★ 31 cited

Search for a fermiophobic Higgs at LEP 2

The DELPHI Collaboration, P. Abreu

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 betwe…

hep-ex2001★ 15 cited

Search for supersymmetric partners of top and bottom quarks at sqrt(s) = 189 GeV

The DELPHI Collaboration, P. Abreu

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 exp…

hep-ex2001★ 26 cited

Hadronization properties of b quarks compared to light quarks in e+e- -> q qbar from 183 to 200 GeV

The DELPHI Collaboration, P. Abreu

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 1…

hep-ex2001★ 13 cited

Inclusive Sigma- and Lambda(1520) production in hadronic Z decays

The DELPHI Collaboration, P. Abreu

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…

hep-ex2001★ 13 cited

Search for R-parity violation with a Ubar Dbar Dbar coupling at sqrt(s)=189 GeV

The DELPHI Collaboration, P. Abreu

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…

hep-ex2001★ 22 cited

W pair production cross-section and W branching fractions in e+e- interactions at 189 GeV

The DELPHI Collaboration, P. Abreu

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 int…

hep-ex2001★ 162 cited

Measurement of CP-violating asymmetries in B0 decays to CP eigenstates

The BABAR Collaboration, B. Aubert

We present measurements of time-dependent CP-violating asymmetries in neutral B decays to several CP eigenstates. The measurement uses a data sample of 23 million Upsilon(4S)-->B-a…