论文标题

电子离子对撞机的QCD的拓扑顺序

Probing topological order of QCD at Electron Ion Collider

论文作者

Tuchin, Kirill

论文摘要

理论和晶格计算支持核物质可能具有远距离拓扑顺序的想法。在高温下,该顺序在产生异常现象(例如手性磁效应)方面具有重要作用。在冷核问题中,它会影响低美元$ x $的核波功能中的Gluon分布。拓扑顺序的效果封装在未整合的GLUON分布函数中,这些函数以有限的拓扑电荷密度为前列的Gluon繁殖器正方形。有人认为,电子离子对撞机非常适合研究冷核物质的拓扑顺序。

The idea that the nuclear matter may posses long range topological order is supported by the theory and the lattice calculations. At high temperature this order is instrumental in producing anomalous phenomena such as the Chiral Magnetic Effect. In the cold nuclear matter it affects the gluon distribution in the nuclear wave function at low $x$. The effect of the topological order is encapsulated in the unintegrated gluon distribution functions which are proportional, at the leading order, to the square of the gluon propagator at finite topological charge density. It is argued that the Electron Ion Collider is well suited to study the topological order of the cold nuclear matter.

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