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Related papers: Bose-Einstein Correlations in WW Events at LEP2

200 papers

Recently DELPHI Collaboration reported new data on Bose-Einstein correlations (BEC) measured in e+e- -> W^+W^- events. Apparently no enhancement has been observed. We have analyzed these data including final state interactions (FSI) of both…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. Biyajima , S. Sano , T. Osada

We propose a systematic study of Bose-Einstein correlations between identical hadrons coming from different W decays. Experimentally accessible signatures of these correlations as well as of possible color reconnection effects are discussed…

High Energy Physics - Phenomenology · Physics 2014-11-17 S. V. Chekanov , E. A. De Wolf , W. Kittel

After the first observations of W bosons in leptonic interactions, about 4000 WW candidate events per experiment have been collected at LEP2. This data allows the measurement of the WW production cross section at different centre-of-mass…

High Energy Physics - Experiment · Physics 2014-11-17 M. Campanelli

A brief review on recent charge multiplicity and correlation measurements at LEP is given. The measurements of unbiased gluon jet multiplicity are discussed. Recent results on charged particle Bose-Einstein and Fermi-Dirac correlations at…

High Energy Physics - Phenomenology · Physics 2007-05-23 Edward K. G. Sarkisyan

Important information about the dynamics of hadron production can be obtained by the study of particle correlations. More than 16 million hadronic Z0 decays and several thousand W+W- events have been recorded from the four LEP…

High Energy Physics - Experiment · Physics 2007-05-23 T. Kress

Particle correlations are extensively studied to obtain information about the dynamics of hadron production. From 1989 to 2000 the four LEP collaborations recorded more than 16 million hadronic Z0 decays and several thousand W+W- events. In…

High Energy Physics - Experiment · Physics 2017-08-23 Thomas Kress

Precise measurements of the mass and width of the W boson are carried out in e+e- collisions at LEP, by kinematic reconstruction of the invariant mass distributions of WW->qqlv and WW->qqqq candidate events. The most recent combination of…

High Energy Physics - Phenomenology · Physics 2016-09-06 Nigel K. Watson

L3 preliminary data of two-particle Bose-Einstein correlations are reported for hadronic Z^0 decays in e+e- annihilation at LEP. The invariant relative momentum Q is identified as the eigenvariable of the measured correlation function.…

High Energy Physics - Experiment · Physics 2019-08-14 T. Csorgo , W. Metzger , W. Kittel , T. Novak

Theoretical results in the tau-model are discussed in the context of Bose-Einstein correlations in e+e- annihilations at LEP1 and LEP2 as well as that of relativistic heavy ion collisions at SPS and RHIC.

High Energy Physics - Phenomenology · Physics 2017-08-23 T. Csorgo

An overview is given of the study of final state interactions in hadronically decaying W pairs produced in e^+e^--collisions as it is performed by the four LEP experiments. Bose-Einstein correlations are investigated by comparing like- with…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Dierckxsens

We show that the most popular method to simulate Bose-Einstein (BE) interference effects predicts negligible correlations between identical pions originating from the hadronic decay of different W's produced in e+e- -> W+W- -> 4 jets at…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. V. Chekanov , A. De Roeck , E. A. De Wolf

Bose-Einstein correlations in one and two dimensions have been studied in deep inelastic EP scattering events measured with the ZEUS detector at HERA using an integrated luminosity of 121 pb-1. The correlations are independent of the…

High Energy Physics - Experiment · Physics 2012-08-27 ZEUS Collaboration

A preliminary investigation of Bose-Einstein correlations in 3 jet events has been made by analysing the collected data at the $Z^0$ peak from '94 and '95 and the calibration runs during the LEP2 period from '97 to 2000. Three methods were…

High Energy Physics - Phenomenology · Physics 2017-08-23 N. van Remortel , B. Buschbeck , F. Mandl

An event weighting method for simulating Bose-Einstein effects in hadronic final states is presented. The weight for an event depends on the momentum distribution of identical bosons in the event. By using a theoretically motivated…

High Energy Physics - Phenomenology · Physics 2009-11-07 V. Kartvelishvili , R. Kvatadze

Recent experimental studies of Bose-Einstein Correlations in Z fragmentation are reviewed in view of the need to understand their apparent suppression for pions originating from different W's. Particular features discussed are source…

High Energy Physics - Phenomenology · Physics 2014-11-17 Wolfram Kittel

Bose-Einstein correlations between identical particles are measured in samples of proton-proton collisions at 0.9 and 7 TeV centre-of-mass energies, recorded by the CMS experiment at the LHC. The signal is observed in the form of an…

High Energy Physics - Experiment · Physics 2015-03-17 CMS Collaboration

Bose-Einstein correlations in relativistic heavy ion collisions are very different for opaque sources than fortransparent ones. The Bose-Einstein radius parameters measured in two-particle correlation functions depend sensitively on the…

Nuclear Theory · Physics 2008-02-03 H. Heiselberg , A. P. Vischer

We measure three-particle Bose-Einstein correlations in hadronic Z decay with the L3 detector at LEP. Genuine three-particle Bose-Einstein correlations are observed. By comparing two- and three-particle correlations we find that the data…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

Bose-Einstein correlations have been measured using samples of proton-proton collisions at 0.9 and 2.36 TeV center-of-mass energies, recorded by the CMS experiment at the CERN Large Hadron Collider. The signal is observed in the form of an…

High Energy Physics - Experiment · Physics 2012-08-27 CMS Collaboration

Measurements of hadronic final state interactions in W-pair events at LEP are presented. In particular, different scenarios of colour reconnection are studied. The data agree with moderate colour reconnection effects. Extreme scenarios are…

High Energy Physics - Experiment · Physics 2007-05-23 A. Straessner