Abstract
We report results from a search for the decays →, →, and →. We find 90% confidence level upper limits on the branching fractions, <2.9×, <2.6×, and <0.7×. While there is no statistically significant signal in the individual modes, the sum of and exceeds zero with a significance of more than 4 standard deviations, indicating that we have observed charmless hadronic B decays.
- Received 11 August 1993
DOI:https://doi.org/10.1103/PhysRevLett.71.3922
©1993 American Physical Society