SEMIANALYTICAL APPROACH TO HIGGS PRODUCTION AT LEP-2

被引:3
作者
BARDIN, D
LEIKE, A
RIEMANN, T
机构
[1] JOINT INST NUCL RES,DUBNA 141980,RUSSIA
[2] LUDWIG MAXIMILIANS UNIV MUNCHEN,LEHRSTUHL PROF FRITZSCH,SEKT PHYS,D-80333 MUNICH,GERMANY
[3] CERN,DIV THEORET PHYS,CH-1211 GENEVA 23,SWITZERLAND
[4] DESY,INST HOCHENERGIEPHYS,D-15738 ZEUTHEN,GERMANY
关键词
D O I
10.1016/0920-5632(94)90684-X
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
The cross-section for the reaction e+e- --> bbBARmu+mu- is calculated with a semi-analytical integration of the phase space. Compact formulae are obtained for the total cross section and for invariant mass distributions of the mu+mu- and bbBAR pairs. The background diagrams to ZH production yield analytically cumbersome but numerically small contributions. The numerical results are compared with those from a Monte Carlo approach.
引用
收藏
页码:274 / 278
页数:5
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[11]  
PITTAU R, 1994, NUCL PHYS B