pi+Xi- Correlations and the $\Xi^{*}(1530)$ Puzzle

B. O. Kerbikov; R. Lednicky; L. V. Malinina; P. Chaloupka; M.; \v{S}umbera

arXiv:0907.0617·nucl-th·August 24, 2009

pi+Xi- Correlations and the $\Xi^{*}(1530)$ Puzzle

B. O. Kerbikov, R. Lednicky, L. V. Malinina, P. Chaloupka, M., \v{S}umbera

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TL;DR

This paper analyzes RHIC data on pion-Xi correlations, successfully describing the Xi*(1530) resonance and extracting key physical parameters like fireball radius and scattering lengths.

Contribution

It provides the first detailed analysis of the pion-Xi correlation function, including the description of the Xi*(1530) resonance and extraction of physical parameters.

Findings

01

Successful description of the Xi*(1530) resonance

02

Determination of fireball radius in heavy-ion collisions

03

Extraction of pion-Xi scattering lengths

Abstract

The analysis of the preliminary RHIC data on $π^{+} - Ξ^{-}$ correlation function is carried out.The $Ξ^{*} (1530)$ resonance is successfully described. The values of the fireball radius and of the $π^{+} - Ξ^{-}$ scattering lengths are obtained.

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Taxonomy

TopicsQuantum Chromodynamics and Particle Interactions · Particle physics theoretical and experimental studies · High-Energy Particle Collisions Research