Long-Distance 1/N_c Corrections to Density-Density Operators in K --> pi pi Decays
High Energy Physics - Phenomenology
2007-05-23 v1
Abstract
In this talk we discuss the general method to calculate loop corrections to Delta S=1 density-density operators in the 1/N_c approach. As a result we present the long-distance evolution of the operators Q_6 and Q_8 to O(p^0/N_c) in the chiral and the 1/N_c expansions.
Keywords
Cite
@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}
}
Comments
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