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Related papers: Multiplicity distributions in e+e- annihilation in…

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It is shown that charged hadron multiplicity distributions in restricted (pseudo)rapidity intervals in e+e- annihilation and in e+p scattering at HERA are quite well described by the modified negative binomial distribution and its simple…

High Energy Physics - Phenomenology · Physics 2011-04-12 O. G. Tchikilev

It is shown that charged hadron multiplicity distributions in lepton-nucleon scattering are fairly well described by the modified negative binomial distribution in the energy range from 3-4 to 220 GeV. The energy behaviour of the parameter…

High Energy Physics - Phenomenology · Physics 2009-10-30 O. G. Tchikilev

The multiplicity distributions at high energy $e^+e^-$ annihilation are described well within the Two Stage Model in the region from 14 to 189 GeV. Energy dependence of parameters of this model gives the dynamic picture of the parton stage…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. S. Kokoulina

The multiple hadron production in the events induced by the heavy primary quarks in $e^+e^-$ annihilation is reconsidered with account of corrected experimental data. New value for the multiplicity in $b\bar{b}$ events is presented on the…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. V. Kisselev , V. A. Petrov

The possibility to relate multiplicity distributions and their moments, as measured in the hadronic final state in e(+)e(-) annihilation, to features of the initial partonic state is analyzed from a theoretical and phenomenological point of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Roberto Ugoccioni

The Multiplicity distributions in high energy $e^+e^-$-annihilation are described within the Two Stage Model. It is shown that oscillations in sign of the ratio of factorial cumulant momentum to the factorial momentum of increasing order…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. S. Kokoulina

Predictions of a thermodynamical model of hadron production for multiplicity distributions in $e^+e^-$ annihilations at LEP and PEP-PETRA centre of mass energies are shown. The production process is described as a two-step process in which…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. Becattini , A. Giovannini , S. Lupia

We show that both the multiplicity distribution and the ratio of factorial cumulants over factorial moments for 2-jet events in e+e- annihilation at the Z^0 peak can be well reproduced by the weighted superposition of two negative binomial…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alberto Giovannini , Sergio Lupia , Roberto Ugoccioni

Starting from the recognized fact that oscillations of moments with rank and shoulder structure in the multiplicity distribution have the same origin in the full sample of events in e+e- annihilation, we push our investigation to the 2-jet…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. Ugoccioni , A. Giovannini

It is argued that the multiplicity distribution in proton-proton ($pp$) collisions, which is often parameterized by the negative binomial distribution, may result from the multiplicity distribution measured in electron-positron…

High Energy Physics - Phenomenology · Physics 2017-09-05 Adam Bzdak

We compute the inclusive spectrum of produced particles in e+e- annihilation in confining gauge theories that have a gravity dual and show that the momentum distribution exhibits the thermal behavior.

High Energy Physics - Phenomenology · Physics 2009-02-27 Yoshitaka Hatta , Toshihiro Matsuo

Recent results in QCD on multiplicity distributions are briefly reviewed. QCD is able to predict very tiny features of multiplicity distributions which demonstrate that the negative binomial distribution (and, more generally, any infinitely…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. M. Dremin

The effects of the hadronisation of partons on the distribution of event shape observables are associated with corrections which are suppressed by reciprocal powers of the energy scale of the process. The correction is determined by one…

High Energy Physics - Experiment · Physics 2007-05-23 O. Biebel

The charged-particle multiplicity distribution is measured for all hadronic events as well as for light-quark and b-quark events produced in e+e- collisions at the Z pole. Moments of the charged-particle multiplicity distributions are…

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

The charged particles multiplicity distribution in the KNO form is discussed in processes of $e^+e^-$ annihilation at energies $\sqrt{s}$ 14 -- 206.2 GeV. The experimental data are compared to data, obtained with Monte Carlo simulation in…

High Energy Physics - Phenomenology · Physics 2007-06-25 V. A. Abramovsky , N. V. Radchenko

A three-parameter discrete distribution is developed to describe the multiplicity distributions observed in total- and limited phase space volumes in different collision processes. The probability law is obtained by the Poisson transform of…

High Energy Physics - Phenomenology · Physics 2009-10-28 S. Hegyi

A pure birth stochastic process with several initial conditions is considered.We analyze multiplicity distributions of e^+e^- collisions and e-p collisions, usigthe Modified Negative Binomial Distribution (MNBD) and the Laguerre-type…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. Biyajima , T. Osada , K. Takei

The experimental charged particles multiplicity distributions in $e^+e^-$ annihilation to hadrons are compared with the distributions obtained by PYTHIA. The ratio $\chi^2$/degrees of freedom is calculated for 6 energies at $\sqrt{s}$ 14 --…

High Energy Physics - Phenomenology · Physics 2007-06-26 N. V. Radchenko

A new multiplicity distribution with multifractal properties which can be used in high-energy physics and quantum optics is proposed. It may be considered as a generalization of the negative-binomial distribution. We find the structure of…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. V. Chekanov , V. I. Kuvshinov

A model of independent pair parton interactions is proposed, according to which, hadron interactions are represented by a set of independent binary parton collisions. The final multiplicity distribution is described by a convolution of the…

High Energy Physics - Phenomenology · Physics 2011-07-19 I. M. Dremin , V. A. Nechitailo
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