论文标题

Susy,Gluon和Quark喷气机演化的Casimir缩放和概率特性

SUSY, Casimir scaling and probabilistic properties of gluon and quark jets evolution

论文作者

Kotikov, Anatoly V., Teryaev, Oleg V.

论文摘要

我们研究了异常维度之间的新关系[1],通过在dokshitzer-gribov-lipatov-lipatov-altarelli-parisi进化方程中重新定位,以启动的平均效果,逐渐乘以差异,这是第一个mellin imments d_ {q,g}(q,n imimients formistriations)在dokshitzer-gribov-lipatov-lipatov-lipatov-altarelli-parisi进化方程中的平均值,该方程的平均效率,该功能的平均效率是平均值的。夸克和脾气。该关系显示出通过分别提取夸克和gluon和gluon“颜色电荷” C_F和C_A的正确重新缩放的Parton射流多重性的概率特性。

We study the new relation [1] between the anomalous dimensions, resummed through next-to-next-to-leading-logarithmic order, in the Dokshitzer-Gribov-Lipatov-Altarelli-Parisi evolution equations for the first Mellin moments D_{q,g}(μ^2) of the fragmentation functions, which correspond to the average multiplicities of hadrons in jets initiated by quarks and gluons, respectively. This relation is shown to lead to probabilistic properties of the properly rescaled parton jet multiplicities obtained from standard ones by extracting the quark and gluon "color charges" C_F and C_A, respectively.

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