Lifetimes and sizes from two-particle correlation functions

Heinz, Ulrich and Tomasik, B. and Wiedemann, U. A. and Wu, Y.-F. (1996) Lifetimes and sizes from two-particle correlation functions. PHYSICS LETTERS B, 382 (1-2). pp. 181-188. ISSN 0370-2693, 1873-2445

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Abstract

We discuss the Yano-Koonin-Podgoretskii (YKP) parametrization of the two-particle correlation function for azimuthally symmetric expanding sources. We derive model-independent expressions for the YKP fit parameters and discuss their physical interpretation. We use them to evaluate the YKP fit parameters and their momentum dependence for a simple model for the emission function and propose new strategies for extracting the source lifetime. Longitudinal expansion of the source can be seen directly in the rapidity dependence of the Yano-Koonin velocity.

Item Type: Article
Uncontrolled Keywords: HEAVY-ION COLLISIONS; IDENTICAL PIONS
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics
Depositing User: Dr. Gernot Deinzer
Date Deposited: 04 Jul 2023 07:34
Last Modified: 04 Jul 2023 07:34
URI: https://pred.uni-regensburg.de/id/eprint/51582

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