Model-independent representation of electroweak data

被引:15
作者
Stuart, RG
机构
[1] Randall Physics Laboratory, University of Michigan, Ann Arbor, MI
来源
PHYSICAL REVIEW D | 1997年 / 56卷 / 03期
关键词
D O I
10.1103/PhysRevD.56.1515
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
General model-independent expressions are developed for the polarized and unpolarized cross sections for e(+)e(-) --> <f(f)over bar> near the Z(0) resonance. The expressions assume only the analyticity of S-matrix elements. Angular dependence is included by means of a partial wave expansion. The resulting simple forms are suitable for use in fitting data or in Monte Carlo event generators. A distinction is made between model-independent and model-dependent QED corrections and a simple closed expression is given for the effect of initial-final state bremsstrahlung and virtual QED corrections.
引用
收藏
页码:1515 / 1521
页数:7
相关论文
共 25 条
[1]   AN S-MATRIX ANALYSIS OF THE Z-RESONANCE [J].
ADRIANI, O ;
AGUILARBENITEZ, M ;
AHLEN, S ;
ALCARAZ, J ;
ALOISIO, A ;
ALVERSON, G ;
ALVIGGI, MG ;
AMBROSI, G ;
AN, Q ;
ANDERHUB, H ;
ANDERSON, AL ;
ANDREEV, VP ;
ANGELESCU, T ;
ANTONOV, L ;
ANTREASYAN, D ;
ARCE, P ;
AREFIEV, A ;
ATAMANCHUK, A ;
AZEMOON, T ;
AZIZ, T ;
BABA, PVKS ;
BAGNAIA, P ;
BAKKEN, JA ;
BALL, RC ;
BANERJEE, S ;
BAO, J ;
BARILLERE, R ;
BARONE, L ;
BASCHIROTTO, A ;
BATTISTON, R ;
BAY, A ;
BECATTINI, F ;
BECHTLUFT, J ;
BECKER, R ;
BECKER, U ;
BEHNER, F ;
BEHRENS, J ;
BENCZE, GL ;
BERDUGO, J ;
BERGES, P ;
BERTUCCI, B ;
BETEV, BL ;
BIASINI, M ;
BILAND, A ;
BILEI, GM ;
BIZZARRI, R ;
BLAISING, JJ ;
BOBBINK, GJ ;
BOCK, R ;
BOHM, A .
PHYSICS LETTERS B, 1993, 315 (3-4) :494-502
[2]   ANALYTIC APPROACH TO THE COMPLETE SET OF QED CORRECTIONS TO FERMION PAIR PRODUCTION IN E+E--ANNIHILATION [J].
BARDIN, D ;
BILENKY, M ;
CHIZHOV, A ;
SAZONOV, A ;
FEDORENKO, O ;
RIEMANN, T ;
SACHWITZ, M .
NUCLEAR PHYSICS B, 1991, 351 (1-2) :1-48
[3]  
BHATTACHARYA T, BNL56481
[4]  
BLONDEL A, 1992, PERSPECTIVES STANDAR
[5]   MODEL INDEPENDENT ANALYSIS OF THE Z-LINE SHAPE IN E+E- ANNIHILATION [J].
BORRELLI, A ;
CONSOLI, M ;
MAIANI, L ;
SISTO, R .
NUCLEAR PHYSICS B, 1990, 333 (02) :357-379
[6]  
CONSOLI M, HEPPH9505261
[7]  
FADIN EA, 1985, SOV J NUCL PHYS, V41, P446
[8]   THE INTERFERENCE PARAMETER IN THE MODEL-INDEPENDENT APPROACH TO THE Z-LINE SHAPE [J].
ISIDORI, G .
PHYSICS LETTERS B, 1993, 314 (01) :139-148
[9]   QCD AND QED CORRECTIONS TO THE LONGITUDINAL POLARIZATION ASYMMETRY [J].
JADACH, S ;
KUHN, JH ;
STUART, RG ;
WAS, Z .
ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1988, 38 (04) :609-617
[10]   CORRECTION [J].
JADACH, S .
ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1990, 45 (03) :528-528