夸克-胶子等离子体中的双轻子产率The Dilepton Production Rate in the Quark-gluon Plasma
王栋;李剑波;
摘要(Abstract):
为了更好地从双轻子信息研究夸克-胶子等离子体,本文利用正反夸克湮灭产生双轻子的反应截面,考虑到夸克-胶子等离子体的动量分布满足玻尔兹曼分布,在假设夸克和轻子的质量为0的情况下,推出了等离子体中双轻子的产率.结果表明双轻子的产率与等离子体温度的4次方成正比.
关键词(KeyWords): 夸克-胶子等离子体;双轻子;产率
基金项目(Foundation):
作者(Author): 王栋;李剑波;
Email:
参考文献(References):
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