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Application of Asymptotic Methods to Calculating Electroweak Corrections in Polarized Bhabha Scattering
Physics of Atomic Nuclei ( IF 0.4 ) Pub Date : 2020-08-07 , DOI: 10.1134/s1063778820020027
A. G. Aleksejevs , S. G. Barkanova , Yu. M. Bystritskiy , V. A. Zykunov

Abstract

Asymptotic expressions for one-loop electroweak radiative corrections to observables of polarized Bhabha scattering are obtained within the on-shell renormalization scheme. The results of a numerical analysis of relative one-loop electroweak corrections to the cross section and polarization asymmetry are reproduced at energies below and above the \(Z\) resonance. A successful comparison with exact results obtained by means of computer-algebra systems is performed.


中文翻译:

渐近方法在极化巴巴散射中电弱校正的计算中的应用

摘要

在壳上归一化方案中获得了对极化Bhabha散射的可观测值进行单环电弱辐射校正的渐近表达式。在\(Z \)共振之下和之上的能量中,都再现了对横截面和极化不对称性的相对一环电弱校正的数值分析结果。与通过计算机代数系统获得的精确结果进行了成功比较。
更新日期:2020-08-07
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