dorsal/arxiv
View SchemaFinal state interactions in two-particle interferometry
| Authors | D. Anchishkin, U. Heinz, P. Renk |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/9710051 |
| URL | https://arxiv.org/abs/nucl-th/9710051 |
| DOI | 10.1103/PhysRevC.57.1428 |
| Journal | Phys.Rev.C57:1428-1439,1998 |
Abstract
We reconsider the influence of two-particle final state interactions (FSI) on two-particle Bose-Einstein interferometry. We concentrate in particular on the problem of particle emission at different times. Assuming chaoticity of the source, we derive a new general expression for the symmetrized two-particle cross section. We discuss the approximations needed to derive from the general result the Koonin-Pratt formula. Introducing a less stringent version of the so-called smoothness approximation we also derive a more accurate formula. It can be implemented into classical event generators and allows to calculate FSI corrected two-particle correlation functions via modified Bose-Einstein "weights".
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"abstract": "We reconsider the influence of two-particle final state interactions (FSI) on\ntwo-particle Bose-Einstein interferometry. We concentrate in particular on the\nproblem of particle emission at different times. Assuming chaoticity of the\nsource, we derive a new general expression for the symmetrized two-particle\ncross section. We discuss the approximations needed to derive from the general\nresult the Koonin-Pratt formula. Introducing a less stringent version of the\nso-called smoothness approximation we also derive a more accurate formula. It\ncan be implemented into classical event generators and allows to calculate FSI\ncorrected two-particle correlation functions via modified Bose-Einstein\n\"weights\".",
"arxiv_id": "nucl-th/9710051",
"authors": [
"D. Anchishkin",
"U. Heinz",
"P. Renk"
],
"categories": [
"nucl-th"
],
"doi": "10.1103/PhysRevC.57.1428",
"journal_ref": "Phys.Rev.C57:1428-1439,1998",
"title": "Final state interactions in two-particle interferometry",
"url": "https://arxiv.org/abs/nucl-th/9710051"
},
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