arXiv:1210.4294·v3·High Energy Physics — Phenomenology
Two-pion transitions from the -wave to -wave charmonium states
Abstract
In this article, we study the two-pion decays in the -wave to -wave charmonium transitions with the heavy meson effective theory, and make qualitative predictions for the ratios among the two-pion decay widths.
Comments: 6 pages, slight revision