PRODUCTION OF REAL PHOTONS AT LARGE TRANSVERSE-MOMENTUM IN PI-P COLLISIONS

被引:15
作者
JONES, D
RUCKL, R
机构
[1] UNIV CALIF LOS ANGELES,DEPT PHYS,LOS ANGELES,CA 90024
[2] MAX PLANCK INST PHYS & ASTROPHYS,D-8000 MUNICH 40,FED REP GER
来源
PHYSICAL REVIEW D | 1979年 / 20卷 / 01期
关键词
D O I
10.1103/PhysRevD.20.232
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The production of photons at large transverse momentum can be used as a direct probe of the short-distance dynamics of hadronic collisions. We calculate the cross section for high-pT photons produced in πp collisions from lowest-order quantum-chromodynamics (QCD) and higher-order constituent- interchange-model (CIM) processes. We investigate characteristic features of the QCD and CIM contributions, respectively, and discuss the experimental indicators of the presence of CIM contributions. We emphasize the frequent production of single-photon jets. © 1979 The American Physical Society.
引用
收藏
页码:232 / 242
页数:11
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