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Moment Analysis of Multiplicity Distributions

1996/04/04 by A. Capella, I. M. Dremin, V. A. Nechitailo +1
Physics and Astronomy · #hep-ph

paper · pdf

published as Z.Phys. C75 (1997) 89-94 · 12 pages, plain LaTeX, 9 figures (not included), 1 table, submitted to Zs.Phys.C

arxiv created 1996/04/04 · arxiv updated 2009/11/30

Abstract

Moment analysis of global multiplicity distribution previously done for e+e- and hh processes is applied to hA and AA collisions. The oscillations of cumulants as functions of their rank are found in all the cases. Some phenomenological approaches and quark-gluon string models are confronted to experimental data. It has been shown that the analysis is a powerful tool for revealing the tiny features of the distributions, and its qualitative results in various processes are rather stable for different multiplicity cut-offs determined by experimental (or Monte-Carlo) statistics.

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