REGULARIZATION IN LOW-ENERGY STANDARD MODEL-CALCULATIONS

被引:45
作者
GRIGJANIS, R [1 ]
ODONNELL, PJ [1 ]
SUTHERLAND, M [1 ]
NAVELET, H [1 ]
机构
[1] CENS,DEPT PHYS THEOR,F-91191 GIF SUR YVETTE,FRANCE
基金
加拿大自然科学与工程研究理事会;
关键词
D O I
10.1016/0370-2693(90)91438-H
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The dimensional reduction regularization method has been thought by some to be a cure for supposed γ5 problems in D=t-ε{lunate} dimensions. Results obtained in a four-dimensional method are shown to agree with the use of ordinary dimensional regularization, while disagreeing with dimensional reduction. Thus, at least in calculation of the type presented here, the use of dimensional reduction appears to be invalid. © 1990.
引用
收藏
页码:252 / 255
页数:4
相关论文
共 5 条
[1]   QCD NON-LEADING CORRECTIONS TO WEAK DECAYS AS AN APPLICATION OF REGULARIZATION BY DIMENSIONAL REDUCTION [J].
ALTARELLI, G ;
CURCI, G ;
MARTINELLI, G ;
PETRARCA, S .
NUCLEAR PHYSICS B, 1981, 187 (03) :461-513
[2]   QCD-CORRECTED EFFECTIVE LAGRANGIAN FOR B-]S PROCESSES [J].
GRIGJANIS, R ;
ODONNELL, PJ ;
SUTHERLAND, M ;
NAVELET, H .
PHYSICS LETTERS B, 1988, 213 (03) :355-360
[3]   EFFECTIVE HAMILTONIAN FOR WEAK RADIATIVE B-MESON DECAY [J].
GRINSTEIN, B ;
SPRINGER, R ;
WISE, MB .
PHYSICS LETTERS B, 1988, 202 (01) :138-144
[4]   B-]XSE+E- IN THE 6-QUARK MODEL [J].
GRINSTEIN, B ;
SAVAGE, MJ ;
WISE, MB .
NUCLEAR PHYSICS B, 1989, 319 (02) :271-290
[5]   BREAKDOWN OF UNITARITY IN THE DIMENSIONAL REDUCTION SCHEME [J].
VANDAMME, R ;
THOOFT, G .
PHYSICS LETTERS B, 1985, 150 (1-3) :133-138