The Anomalous Decay eta -> pi pi gamma gamma

Abstract

We investigate the rare radiative eta decay modes eta -> pi+ pi- gamma gamma and eta -> pi0 pi0 gamma gamma within the framework of chiral lagrangians at o(p^4) and present photon spectra for both processes.

arXiv comment5 pages, revtex preprint, PS figures in separate file, presented at the International School of Nuclear Physics, Erice, Sicily, Italy, September 1995

References in corpus (1)

• Cross section for $\gamma \gamma \to {\pi }^{+}{\pi }^{-}{\pi }^0$ in chiral perturbation theory