Forward-backward correlations with the Σ quantity in the wounded-constituent framework at LHC energies

Sputowska, Iwona (2025) Forward-backward correlations with the Σ quantity in the wounded-constituent framework at LHC energies. Il nuovo cimento C, 48 (1). pp. 1-8. ISSN 1826-9885

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Abstract

This paper discusses the forward-backward (FB) correlations studied with the Σ quantity, which, defined as a strongly intensive quantity, is expected to be independent of system volume and volume fluctuations. The study compares the Σ observable calculated in the wounded nucleon model (WNM) and wounded quark model (WQM) with the most commonly used heavy-ion physics Monte Carlo generators and finds that the wounded-constituent approach performs better in describing experimental data. However, in this framework, the quantity Σ is no longer strongly intensive. The findings also show that Σ can be used to determine the fragmentation function of a wounded constituent with a novel method that is also applicable in symmetric nucleus-nucleus collisions.

Item Type: Article
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 24 Mar 2025 15:16
Last Modified: 24 Mar 2025 15:16
URI: http://eprints.bice.rm.cnr.it/id/eprint/23471

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