论文标题

非平衡夸克 - 杜伦等离子体的硬探针

Hard probes of non-equilibrium quark-gluon plasma

论文作者

Hauksson, Sigtryggur, Jeon, Sangyong, Gale, Charles

论文摘要

喷气机和光子可以在寻找夸克 - 胶子等离子体的运输系数中发挥重要作用。为此,我们分析了它们与非平衡夸克 - 胶状等离子体的相互作用。使用新的现场理论工具,我们得出了血浆的两点相关器,该工具显示了不稳定性的时间。这使我们首次得出与培养基的相互作用速率有限。我们进一步表明,在阿贝尔极限中,连贯的长波长不稳定性场不会改变光子发射速率或喷气 - 中等相互作用的速率。

Jets and photons could play an important role in finding the transport coefficients of the quark-gluon plasma. To this end we analyze their interaction with a non-equilibrium quark-gluon plasma. Using new field-theoretical tools we derive two-point correlators for the plasma which show how instabilities evolve in time. This allows us, for the first time, to derive finite rates of interaction with the medium. We furthermore show that coherent, long-wavelength instability fields in the Abelian limit do not modify the rate of photon emission or jet-medium interaction.

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