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Phys. Rev. C 68, 064904 (2003) [6 pages]

Extracting event dynamics from event-by-event analysis

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Fu Jinghua1,2,* and Liu Lianshou2
1Engineering Physics Department, Tsinghua University, Beijing 100084, People's Republic of China
2Institute of Particle Physics, Huazhong Normal University, Wuhan 430079, People's Republic of China

Received 10 July 2003; published 29 December 2003

The problem of eliminating the statistical fluctuations and extracting the event dynamics from event-by-event analysis is discussed. New moments Gp (for continuous distribution) and Gq,p (for anomalous distribution) are proposed, which are experimentally measurable and can eliminate the Poissonian-type statistical fluctuations to recover the dynamical moments Cp and Cq,p. In this way, the dynamical distribution of the event-averaged transverse momentum p̅ t can be extracted, and the anomalous scaling of dynamical distribution, if it exists, can be recovered, through event-by-event analysis of experimental data.

© 2003 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevC.68.064904
DOI:
10.1103/PhysRevC.68.064904
PACS:
13.85.Hd

*Electronic address: fujh@iopp.ccnu.edu.cn