We have measured the charge asymmetry in the decay η→π+π-γ. η mesons were produced in the reaction π-p→ηn at 730 and 810 MeVc incident pion momentum. The asymmetry is 0.005 ± 0.006 for 36155 events. We see no evidence for C-invariance violation in this decay.
ASJC Scopus subject areas
- Physics and Astronomy(all)