TOTAL CROSS-SECTIONS FOR HEAVY FLAVOR PRODUCTION AT HERA

被引:128
|
作者
FRIXIONE, S
MANGANO, ML
NASON, P
RIDOLFI, G
机构
[1] IST NAZL FIS NUCL,SEZ GENOVA,GENOA,ITALY
[2] SCUOLA NORMALE SUPERIORE,IST NAZL FIS NUCL,PISA,ITALY
[3] DIPARTIMENTO FIS,PISA,ITALY
[4] CERN,DIV TH,CH-1211 GENEVA 23,SWITZERLAND
关键词
D O I
10.1016/0370-2693(95)00163-F
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We compute total cross sections for charm and bottom photoproduction at HERA energies, and discuss the relevant theoretical uncertainties. In particular we discuss the problems arising from the small-x region, the uncertainties in the gluon parton density, and the uncertainties in the hadronic component of the cross section, Total electroproduction cross sections, calculated in the Weizsacker-Williams approximation, are also given.
引用
收藏
页码:633 / 645
页数:13
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