Abstract
We present a new measurement of the branching ratio of the decay with respect to and the first study of the photon energy spectrum in this decay. We find Our measurement of the spectrum is consistent with inner bremsstrahlung as the only source of photons in
- Received 14 June 2001
DOI:https://doi.org/10.1103/PhysRevD.64.112004
©2001 American Physical Society