Two-loop QED corrections to Bhabha scattering

被引：103
作者：
Becher, Thomas [1 ]
Melnikov, Kirill
机构：
[1] Fermilab Natl Accelerator Lab, POB 500, Batavia, IL 60510 USA
[2] Univ Hawaii, Dept Phys & Astron, Honolulu, HI 96822 USA
来源：
JOURNAL OF HIGH ENERGY PHYSICS | 2007年 / 06期
关键词：
NLO computations; electromagnetic processes and properties;
D O I：
10.1088/1126-6708/2007/06/084
中图分类号：
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号：
摘要：
We obtain a simple relation between massless and massive scattering amplitudes in gauge theories in the limit where all kinematic invariants are large compared to particle masses. We use this relation to derive the two-loop QED corrections to large-angle Bhabha scattering.
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收藏
页数：19
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