Enhanced photon production rate on the light cone

被引:26
作者
Aurenche, P
Gelis, F
Kobes, R
Petitgirard, E
机构
[1] ENSLAPP, PHYS THEOR LAB, F-74941 ANNECY LE VIEUX, FRANCE
[2] UNIV WINNIPEG, DEPT PHYS, WINNIPEG, MB R3B 2E9, CANADA
[3] UNIV WINNIPEG, WINNIPEG INST THEORET PHYS, WINNIPEG, MB R3B 2E9, CANADA
关键词
D O I
10.1103/PhysRevD.54.5274
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Recent studies of the high temperature soft photon production rate on the light cone using Braaten-Pisarski resummation techniques have found the presence of collinear divergences. We show that there exists a class of terms outside the Braaten-Pisarski framework which, although also divergent, dominates over these previously considered terms. The divergences in these new terms may be alleviated by application of a recently developed resummation scheme for processes sensitive to the light cone.
引用
收藏
页码:5274 / 5279
页数:6
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