论文标题

用能量相关器解析夸克 - 胶质等离子体的尺度

Resolving the Scales of the Quark-Gluon Plasma with Energy Correlators

论文作者

Andres, Carlota, Dominguez, Fabio, Elayavalli, Raghav Kunnawalkam, Holguin, Jack, Marquet, Cyrille, Moult, Ian

论文摘要

喷气式飞机为我们提供了重型离子碰撞中产生的夸克 - 糖浆血浆(QGP)的理想探针,因为它在不同尺度上的动态被刻在最终状态喷射的多尺度子结构中。我们根据能源流动器的相关函数的研究提出了一种重型离子碰撞中喷气子结构的新方法。通过分析中等夸克射流的两点相关器,我们证明了相关函数函数可鲁棒地识别由QGP的性质定义的量表,尤其是与颜色相干性发作相关的量表。

Jets provide us with ideal probes of the quark-gluon plasma (QGP) produced in heavy-ion collisions, since its dynamics at its different scales is imprinted into the multi-scale substructure of the final state jets. We present a new approach to jet substructure in heavy-ion collisions based on the study of correlation functions of energy flow operators. By analysing the two-point correlator of an in-medium quark jet, we demonstrate that the spectra of correlation functions robustly identify the scales defined by the properties of the QGP, particularly those associated with the onset of colour coherence.

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