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Random Statistical Analysis of Transverse Momentum Spectra of Strange Particles and Dependence of Related Parameters on Centrality in High Energy Collisions at the LHC
Advances in High Energy Physics ( IF 1.7 ) Pub Date : 2022-11-2 , DOI: 10.1155/2022/5949610
Xu-Hong Zhang 1 , Fu-Hu Liu 1 , Khusniddin K. Olimov 2, 3 , Airton Deppman 4
Affiliation  

We have studied the transverse momentum () spectra of the final-state strange particles, including , , , and , produced in high energy lead–lead (Pb–Pb), proton–lead (–Pb), xenon–xenon (Xe–Xe) collisions at the Large Hadron Collider (LHC). Taking into account the contribution of multiquark composition, whose probability density distribution is described by the modified Tsallis–Pareto-type function; we simulate the spectra of the final-state strange particles by a Monte Carlo method, which is shown to be in good agreement with the experimental data in most the cases. The kinetic freeze-out parameters are obtained. The present method provides a new tool for studying the spectra of various particles produced in high energy collisions, reflecting more realistically the collision process, which is of great significance to study the formation and properties of the produced particles.

中文翻译:

大型强子对撞机中奇异粒子横向动量谱的随机统计分析及相关参数对中心性的依赖性

我们研究态奇异粒子横向动量 Xe) 在大型强子对撞机 (LHC) 上的碰撞。考虑到多夸克成分的贡献,其概率密度分布由修正的 Tsallis-Pareto 型函数描述;我们模拟 用蒙特卡罗方法得到终态奇异粒子的光谱,在大多数情况下与实验数据吻合得很好。获得动力学冻结参数。本方法为研究高能碰撞产生的各种粒子的光谱提供了新的工具,更真实地反映了碰撞过程,对研究产生的粒子的形成和性质具有重要意义。
更新日期:2022-11-02
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