论文标题

夸克 - 杜伦等离子体中的重夸克能量损失

Heavy Quark Energy Loss in the Quark-Gluon Plasma in the Moller theory

论文作者

Blok, B.

论文摘要

我们研究了在Moller理论框架中夸克 - 杜伦等离子体(QGP)中繁殖的重夸克的能量损失,其中包括可能在谐波振荡器(HO)近似中描述的BDMPSZ BREMSSTRAHLUNG的扰动。 我们得出了描述整个发射Gluon频率区域的能量损失的分析表达。在小频率区域中,对于大于死锥角的角度,能量损耗由BDMPSZ机理控制,而对于较大的频率,它在GLV不透明度扩展中由n = 1项描述。我们估计重夸克路径的不同值和不同的$ m/e $比率的相应淬火率。

We study the energy loss of a heavy quark propagating in the Quark-Gluon Plasma (QGP) in the framework of the Moller theory, including possible large Coulomb logarithms as a perturbation to BDMPSZ bremsstrahlung, described in the Harmonic Oscillator (HO) approximation. We derive the analytical expression that describes the energy loss in the entire emitted gluon frequency region. In the small frequencies region, for angles larger than the dead cone angle, the energy loss is controlled by the BDMPSZ mechanism, while for larger frequencies it is described by N=1 term in the GLV opacity expansion. We estimate corresponding quenching rates for different values of the heavy quark path and different $m/E$ ratios.

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