2-LOOP RENORMALIZATION-GROUP ANALYSIS OF HADRONIC DECAYS OF A CHARGED-HIGGS-BOSON

被引:2
作者
CZARNECKI, A
DAVYDYCHEV, AI
机构
[1] UNIV ALBERTA,DEPT PHYS,EDMONTON T6G 2J1,ALBERTA,CANADA
[2] UNIV BERGEN,DEPT PHYS,N-5007 BERGEN,NORWAY
关键词
D O I
10.1016/0370-2693(94)90037-X
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We calculate the next-to-leading QCD corrections to the decay H+ --> udBAR for generic up and down quarks in the final state. A recently developed algorithm for the evaluation of massive two-loop Feynman diagrams is employed to calculate renormalization constants of the charged Higgs boson. The origin and summation of large logarithmic corrections to the decay rate of the top quark into a lighter charged Higgs boson is also explained.
引用
收藏
页码:435 / 440
页数:6
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