K 衰变中密度-密度算符的远程 1/N_c 修正
高能物理 - 唯象学
2007-05-23 v1
摘要
本文我们讨论计算 Delta S=1 密度-密度算符在 1/N_c 方法中循环修正的通用方法。结果我们在 chiral 展开和 1/N_c 展开中,对算符 Q6 和 Q8 进行到 O(p^0/N_c) 级的远程演化。
引用
@article{arxiv.hep-ph/9806203,
title = {Long-Distance 1/N_c Corrections to Density-Density Operators in K --> pi pi Decays},
author = {T. Hambye and P. Soldan},
journal= {arXiv preprint arXiv:hep-ph/9806203},
year = {2007}
}
备注
12 pages, 5 eps figures. Talk presented at the XVI Autumn School and Workshop on Fermion Masses, Mixing and CP Violation, Lisboa, Portugal, 6-15 October 1997