Muon Decay Spectrum: Leading Logarithmic Approximation
高能物理 - 唯象学
2011-03-31 v2
摘要
O(alpha^2 ln^2(m_mu/m_e)) QED corrections to the electron spectrum and angular distribution in muon decay are evaluated. Impact on the determination of Michel parameters is estimated. Current theoretical uncertainty in the muon decay distributions is discussed.
引用
@article{arxiv.hep-ph/0202102,
title = {Muon Decay Spectrum: Leading Logarithmic Approximation},
author = {Andrej Arbuzov and Andrzej Czarnecki and Andrei Gaponenko},
journal= {arXiv preprint arXiv:hep-ph/0202102},
year = {2011}
}
备注
8 pages, LaTeX, revtex4.cls, 6 PostScript figures