Breakdown of conventional factorization for isolated photon cross sections

被引:25
作者
Berger, EL [1 ]
Guo, XF [1 ]
Qiu, JW [1 ]
机构
[1] IOWA STATE UNIV, DEPT PHYS & ASTRON, AMES, IA 50011 USA
关键词
D O I
10.1103/PhysRevLett.76.2234
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Using e(+)e(-) --> gamma + X as an example, we show that the conventional factorization theorem in perturbative quantum chromodynamics breaks down for isolated photon cross sections in a well-defined part of phase space. Implications and physical consequences are discussed.
引用
收藏
页码:2234 / 2237
页数:4
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