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Related papers: Bose-Einstein Effect in Z0 Decay and the Weight Me…

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The influence of the Bose - Einstein interference effect on the joint WW hadronic decay is discussed. It is shown that the weight method incorporating this effect into Monte Carlo generators produces in a natural way an excess of average…

High Energy Physics - Phenomenology · Physics 2009-10-31 K. Fialkowski , R. Wit

We present a method which incorporates the Bose-Einstein effect into Monte Carlo generators for multiple production by weighting the events. Various aspects of weight calculations are discussed in detail. We show that our method allows to…

High Energy Physics - Phenomenology · Physics 2009-10-31 K. Fialkowski , R. Wit , J. Wosiek

Recent results on modelling Bose-Einstein effect in Monte Carlo generators for a source with no spherical symmetry (as seen in the data on $Z^0$ hadronic decays) are reported. Modifications of the weight method necessary for $W^+W^-$ decays…

High Energy Physics - Phenomenology · Physics 2017-08-23 K. Fialkowski , R. Wit

Various methods of implementing the Bose-Einstein effect into Monte Carlo generators, especially for the process e^+ e^- > W^+ W^-, are briefly reviewed and their predictions for the W mass shifts are compared. The weight methods, which…

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

We briefly review various methods of implementing the Bose - Einstein effect into Monte Carlo generators. The weight methods are discussed in more detail; in particular, our method employing a clustering algorithm is applies for the process…

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

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 present an implementation of the Bose - Einstein effect in a Monte Carlo generator for $W^-W^+ $ production in the $e^-e^+$ annihilation by means of the weight method. We check that the shift of the W mass in four jet events due to this…

High Energy Physics - Phenomenology · Physics 2016-08-15 K. Fiałkowski , R. Wit

A practical method of calculating weights implementing the Bose - Einstein interference effects is presented. The usefulness of the method is demonstrated for the events generated by the JETSET/PYTHIA code to describe the UA1…

High Energy Physics - Phenomenology · Physics 2016-08-17 K. Fiałkowski , R. Wit

We present some results concerning the Bose-Einstein effect in asymmetric sources in Monte Carlo generators. A comparison of LEP data, standard JETSET predictions and results from the weight method is given. Possible generalization of the…

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

We discuss the implementations of the Bose-Einstein effect from asymmetric sources in Monte Carlo generators. A comparison of LEP data with results from the PYTHIA/JETSET code with the standard procedure imitating the effect and with the…

High Energy Physics - Phenomenology · Physics 2016-09-06 K. Fialkowski , R. Wit

Multiparticle symmetrization effects are contributions to the spectra of Bose-symmetrized states which are not the product of pairwise correlations. Usually they are neglected in particle interferometric calculations which aim at…

Nuclear Theory · Physics 2014-11-18 Urs Achim Wiedemann

A simple new algorithm for the calculation of two-particle Bose-Einstein correlations from classical event generators is derived and discussed.

Nuclear Theory · Physics 2009-10-09 Q. H. Zhang , U. A. Wiedemann , C. Slotta , U. Heinz

In hadronic Z decays, Bose-Einstein correlations in neutral pion pairs are compared to those in identical charged pion pairs. Bose-Einstein correlations are also measured in triplets of identical charged pions, and comparison with those in…

High Energy Physics - Experiment · Physics 2007-05-23 W. J. Metzger

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

We propose extension of the numerical method to model effect of Bose-Einstein correlations (BEC) observed in hadronization processes which allows for calculations not only correlation functions $C_2(Q_{inv})$ (one-dimensional) but also…

High Energy Physics - Phenomenology · Physics 2007-05-23 O. V. Utyuzh , G. Wilk , Z. Wlodarczyk

We investigate the interference of two-dimensional Bose-Einstein condensates in micro-gravity, which influenced by the interaction strength, initial momentum, gravitational potential and phase difference. We demonstrate that the…

Quantum Gases · Physics 2024-01-03 Tie-Fu Zhang , Hao Zhu , Wen-Kai Bai , Kai Liu , Yi-Hui Xing , Wu-Ming Liu

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

The path integral Monte Carlo method is used to simulate dilute trapped Bose gases and to investigate the equilibrium properties at finite temperatures. The quantum particles have a long-range dipole-dipole interaction and a short-range…

Statistical Mechanics · Physics 2009-11-11 Kwangsik Nho , D. P. Landau

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

Multiparticle effects in Bose-Einstein correlations are reviewed. It is shown that for a broad class of models they can be ignored in the low density limit, but often are significant (typically at the 10% level) for realistic denisties.

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