复合中微子与无中微子双β衰变
高能物理 - 唯象学
2009-10-30 v2
摘要
我们详细研究了重复合 Majorana 中微子对无中微子双β衰变的贡献。我们的分析证实了两位作者先前估计的结果。激发中微子通过磁型有效拉格朗日量与电弱规范玻色子耦合。相关的核矩阵元与文献中可用的矩阵元相关，并且无中微子双β衰变半衰期的当前界限被转换为复合尺度或重中微子质量的界限。我们的界限与加速器实验可获得的界限具有相同的数量级。
引用
@article{arxiv.hep-ph/9701251,
title = {Neutrinoless Double Beta Decay with Composite Neutrinos},
author = {O. Panella and C. Carimalo and Y. N. Srivastava and A. Widom},
journal= {arXiv preprint arXiv:hep-ph/9701251},
year = {2009}
}
备注
26 pages, 3 figures. RevTex file and 3 postscript figures. Numerical error corrected. This implies a slight change on the numerical results and in the figures. The conclusions are not affected. Uses an updated experimental input relative to the version to be published by the Physical Review D