Abstract
Using a data sample collected at the with the BESIII detector, we search for the rare decay . No significant signal is observed, and an upper limit of is set at the 90% confidence level. This measurement is useful input in understanding the baryonic transition of mesons.
- Received 29 October 2019
DOI:https://doi.org/10.1103/PhysRevD.100.112008
Published by the American Physical Society under the terms of the Creative Commons Attribution 4.0 International license. Further distribution of this work must maintain attribution to the author(s) and the published article’s title, journal citation, and DOI. Funded by SCOAP3.
Published by the American Physical Society