Electroweak Radiative Corrections To Polarized Møller Scattering Asymmetries

Details Electroweak Radiative Corrections To Polarized Møller Scattering Asymmetries Electroweak Radiative Corrections To Polarized Møller Scattering Asymmetries

1995-07-26

arxiv.org/abs/hep-ph/9507420v1

Phys.Rev. D53 (1996) 1066-1072

Physics

High Energy Physics

High Energy Physics - Phenomenology

14 pages, Revtex, postscript file including figures is available at ftp://ttpux2.physik.uni-karlsruhe.de/ttp95-14/ttp95-14.ps

Scientific paper

10.1103/PhysRevD.53.1066

One loop electroweak radiative corrections to left-right parity violating M{\o}ller scattering ($e^-e^-\to e^-e^-$) asymmetries are presented. They reduce the standard model (tree level) prediction by 40$\pm 3$ \% where the main shift and uncertainty stem from hadronic vacuum polarization loops. A similar reduction also occurs for the electron-electron atomic parity violating interaction. That effect can be attributed to an increase of $\sin^2\theta_W(q^2)$ by $3\%$ in running from $q^2=m_Z^2$ to 0. The sensitivity of the asymmetry to ``new physics'' is also discussed.

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