Polarized and unpolarized double prompt photon production in next-to-leading order QCD

被引:12
作者
Coriano, C [1 ]
Gordon, LE [1 ]
机构
[1] ARGONNE NATL LAB,DIV HIGH ENERGY PHYS,ARGONNE,IL 60439
关键词
D O I
10.1016/0550-3213(96)00139-3
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 calculate O(alpha(s)) corrections to inclusive and isolated double prompt photon production, both For the unpolarized case, and for longitudinal polarization of the incoming hadrons. The calculation is performed using purely analytical techniques for the inclusive case, and a combination of analytical and Monte Carlo techniques to perform the phase space integration in the isolated case. A brief phenomenological study is made of the process pp --> gamma gamma X at c.m.s. energies appropriate for the RHIC heavy ion collider.
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页码:202 / 232
页数:31
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