论文标题

研究p-pb和pb-pb碰撞中径流长度依赖性能量损失与爱丽丝的碰撞

Study of path-length dependent energy loss of jets in p--Pb and Pb--Pb collisions with ALICE

论文作者

Beattie, Caitlin

论文摘要

喷射淬灭是夸克 - 格鲁恩等离子体(QGP)形成的标准签名,在该形成中,喷气机通过穿越培养基而损失了能量,包括在重离子碰撞中进行良好研究的一组可观察力。然而,关于推动这种现象的机制,仍然存在重大问题。试图解决这些开放问题的理论工作提供了喷气能量损失的长度依赖性,这是更好地理解喷气淬火的基本机制的一种方法。然而,事实证明,从实验数据中得出远程长度依赖性的明确值已被证明具有挑战性。这些程序讨论了爱丽丝(Alice)的最新结果,这些结果试图有助于我们对这一现象的理解,包括事件形状工程喷气光谱的结果,喷气机$ v_ {2} $,以及硬触发器和哈德子之间的相关性研究。

Jet quenching, a standard signature of quark--gluon plasma (QGP) formation in which jets lose energy by traversing the medium, comprises a well-studied set of observables in heavy-ion collisions. Significant questions remain, however, concerning the mechanisms driving this phenomenon. Theoretical work that attempts to address these open questions offers the path-length dependence of jet energy loss as one way to better understand the underlying mechanisms of jet quenching. It has proven challenging, however, to derive explicit values for the path-length dependence from experimental data. These proceedings discuss recent results from ALICE that attempt to contribute to our understanding of this phenomenon, including results of event-shape engineered jet spectra, the jet-particle $v_{2}$, and correlation studies between hard triggers and hadrons.

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