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RHIC第二束流能量扫描(BES-II)的最新STAR测量结果

Recent STAR Measurements from the RHIC Beam Energy Scan II

Ashish Pandav

arXiv 2607.29616首次发表:更新:

AI 中文总结

本文基于STAR实验在RHIC BES-II采集的高统计量数据,发布了不同能量下的核碰撞相关测量结果,涉及QCD相结构敏感观测量等,并展望了固定靶数据集的未来研究方向。

AI 中文摘要

本文呈现了RHIC束流能量扫描计划第二阶段(BES-II)的部分最新结果,基于STAR实验在对撞模式和固定靶模式下采集的高统计量数据,覆盖质心系能量√s_NN=3.0至27 GeV;还呈现了√s_NN=200 GeV下等压线(Ru+Ru、Zr+Zr)碰撞的新结果。这些结果涵盖整体性质、奇异粒子产生、 femtoscopy、集体性与超子极化,以及对QCD相结构敏感的涨落观测量,同时简要概述了新采集固定靶数据集的未来前景。

英文摘要

We present selected recent results from the second phase of the Beam Energy Scan program (BES-II) at RHIC, based on high-statistics data collected by the STAR experiment in collider and fixed-target modes, covering $\sqrt{s_{NN}}=3.0$--$27$~GeV. New results from isobar (Ru+Ru, Zr+Zr) collisions at $\sqrt{s_{NN}} = 200$~GeV are also presented. The presented results span bulk properties and strangeness production, femtoscopy, collectivity and hyperon polarization, and fluctuation observables sensitive to the QCD phase structure. Future prospects with newly recorded fixed-target datasets are also briefly outlined.

CommentsProceedings of SQM 2026 conference

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