Study of K^0 \to pi^- e^+ nu_e e^+ e^- in chiral perturbation theory
High Energy Physics - Phenomenology
2008-11-26 v2
Abstract
K^0 \to pi^- e^+ nu_e e^+ e^- decay is studied up to the next-to-leading order O^4 in chiral perturbation theory. It is found that the O^4 terms appreciably modifiy the shape of the invariant mass distribution of the leptons and the energy spectrum of the neutrino.
Keywords
Cite
@article{arxiv.0708.1576,
title = {Study of K^0 \to pi^- e^+ nu_e e^+ e^- in chiral perturbation theory},
author = {K. Tsuji and T. Sato},
journal= {arXiv preprint arXiv:0708.1576},
year = {2008}
}
Comments
17 pages, 7 figures, figures and formula are added