重味强子寿命的QCD视角
高能物理 - 唯象学
2009-09-25 v1
摘要
在过去的几年里,一种真正基于QCD的重味强子弱衰变处理方法已经发展起来。本文描述了该方法在全寿命中的应用,并讨论了其基本的理论问题。将理论预期与现有数据进行了比较。发现了一个差异:重子寿命似乎明显短于理论预测。文中详细分析了这些发现的后果,并描述了未来的改进方向。
引用
@article{arxiv.hep-ph/9508408,
title = {The QCD Perspective on Lifetimes of Heavy-Flavour Hadrons},
author = {I. I. Bigi},
journal= {arXiv preprint arXiv:hep-ph/9508408},
year = {2009}
}
备注
48 pages,LATEX,5 figures can be obtained from the Author on request; preliminary version; final version will form part of a Physics Report on Charm and Beauty Lifetimes; Comments and criticisms are highly welcome for improving the manuscript