M2 signatures in psi(2S) radiative decays
High Energy Physics - Phenomenology
2008-12-30 v2
Abstract
The sensitivity of observables in radiative decays psi(2S) -> gamma chi_{1,2} -> gamma gamma J/psi to quadrupole (M2) admixtures in the dominant electric dipole (E1) transitions is explored. Emphasis is placed on distributions in a single angle, and several examples are given.
Keywords
Cite
@article{arxiv.0809.0471,
title = {M2 signatures in psi(2S) radiative decays},
author = {Jonathan L. Rosner},
journal= {arXiv preprint arXiv:0809.0471},
year = {2008}
}
Comments
8 pages, 4 figures, to be submitted to Phys. Rev. D. Additional data and reference