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Related papers: The Bose-Einstein effect and the joint WW decay

200 papers

A critical summary is given of the present status of the study of Bose-Einstein Correlations in W-pair production at LEP II. In particular, the evidence is reviewed for or against the existence of Bose-Einstein correlations between pions…

High Energy Physics - Experiment · Physics 2007-05-23 Sharka Todorova-Nova

We study effects on the W mass measurements at LEP2 from non-perturbative interference effects in the fully hadronic decay channel. Based on a model for Bose-Einstein interference, which is in agreement with LEP1 data, we argue that there…

High Energy Physics - Phenomenology · Physics 2011-09-13 Jari Häkkinen , Markus Ringner

Small deviations from purely bosonic behavior of trapped atomic Bose-Einstein condensates are investigated with the help of the quon algebra, which interpolates between bosonic and fermionic statistics. A previously developed formalism is…

Soft Condensed Matter · Physics 2008-11-26 S. S. Avancini , J. R. Marinelli , G. Krein

The weight method of implementing the BE effect into Monte Carlo generators is discussed and presented in some detail. We show how the choice of free parameters and the definition of "direct" pions influence the results for the hadronic Z0…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Fialkowski , R. Wit

We compute the pion inclusive momentum distribution in a heavy-ion collision, assuming thermal equilibrium and accounting for boundary effects at the time of decoupling. We calculate the chemical potential corresponding to an average pion…

High Energy Physics - Phenomenology · Physics 2009-10-30 Alejandro Ayala , Augusto Smerzi

Collisions of cosmic ray particles with ultra-high initial energies with nuclei in the atmosphere open a wide room for appearing of the novel dynamical features for multiparticle production processes. In particular, the pion-lasing behavior…

High Energy Physics - Phenomenology · Physics 2024-12-24 V. A. Okorokov

Recent results on effects of Bose-Einstein symmetrization in a system of independently produced particles are interpreted in terms of statistical physics. For a large class of distributions, the effective sizes of the system in momentum and…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Bialas , K. Zalewski

Color reconnection and Bose-Einstein correlations not only can have an influence on the measurement of the W-mass in the fully hadronic W+W- decay channel at LEP2, but also can give essential information on the structure of the QCD vacuum…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wolfram Kittel

Bose-Einstein correlations in pairs of identical charged pions produced in a sample of 4.3 million Z0 hadronic decays are studied as a function of the three components of the momentum difference, transverse ("out" and "side") and…

High Energy Physics - Experiment · Physics 2008-11-07 G. Abbiendi , the OPAL collaboration

Bose-Einstein correlations between like-charge pions are studied in hadronic final states produced by e+e- annihilations at center-of-mass energies of 172 and 183 GeV. Three event samples are studied, each dominated by one of the processes…

High Energy Physics - Experiment · Physics 2008-11-26 The OPAL Collaboration , G. Abbiendi et al

Interactions between the products of the hadronic decays of different Ws in WW pair events can occur at several stages: from the colour rearrangement between the quarks coming from the primary branching, to the gluon exchange during the…

High Energy Physics - Experiment · Physics 2011-07-19 Alessandro De Angelis

Bose-Einstein correlations of pairs of identical charged pions produced in hadronic Z decays and in 7 TeV pp minimum bias interactions are investigated within the framework of the tau-model.

High Energy Physics - Experiment · Physics 2016-07-20 W. J. Metzger

The L3 data on Bose-Einstein correlations of equally charged pion pairs produced in hadronic Z decays are analyzed in terms of various parametrizations. Preliminary results are presented here.

High Energy Physics - Experiment · Physics 2009-11-11 Tamas Novak

We report on studies of Bose-Einstein correlations and color reconnection in hadronic W pair production at LEP. Bose-Einstein correlations between identical particles from the decay of different W's are studied by comparing the particle…

High Energy Physics - Experiment · Physics 2016-08-31 Raimund Ströhmer

The pion Bose-Einstein correlation parameters determined by OPAL show a weak dependence on pion multiplicity. We argue that the observed increase of the interaction radius, and the decrease of the chaoticity parameter could be due to an…

High Energy Physics - Phenomenology · Physics 2009-10-30 F. Cannata , J-P. Dedonder , M. P. Locher

Bose-Einstein correlations of pairs of identical charged pions produced in hadronic Z decays are analyzed in terms of various parametrizations. A good description is achieved using a L\'evy stable distribution in conjunction with a model…

High Energy Physics - Experiment · Physics 2011-05-10 W. J. Metzger , T. Novák , T. Csörgő , W. Kittel

We present new algorithms for simulating Bose-Einstein correlations among final-state bosons in an event generator. The algorithms are all based on introducing Bose-Einstein correlations as a shift of final-state momenta among identical…

High Energy Physics - Phenomenology · Physics 2011-02-15 L. Lönnblad , T. Sjöstrand

In hadronic Z decays, we compare Bose-Einstein correlations in \Pgpz pairs with those in identical charged pion pairs. We also measure Bose-Einstein correlations in triplets of identical charged pions. From the first study, the source…

High Energy Physics - Phenomenology · Physics 2017-08-23 W. J. Metzger

Multi-boson symmetrization effects on two-particle Bose-Einstein interferometry are studied for ensembles with arbitrary multiplicity distributions. This generalizes the previously studied case of a Poissonian input multiplicity…

High Energy Physics - Phenomenology · Physics 2009-10-09 Ulrich Heinz , Pierre Scotto , Qing-Hui Zhang

Bose-Einstein correlations are studied in the framework of a class of independent particle production models. This generalizes the studies for a variety of models proposed previously. It is shown that the Bose-Einstein correlations lead for…

High Energy Physics - Phenomenology · Physics 2009-10-31 K. Zalewski