Search for , and decays
Journal Article
·
· Physical Review. D.
By analyzing annihilation data corresponding to an integrated luminosity of , collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, we search for the semileptonic decays , and for the first time. We present evidence for with a significance of . The branching fraction of is measured to be . No significant signals are observed for the decays and and we set the upper limits on their branching fractions. Published by the American Physical Society 2024
- Sponsoring Organization:
- USDOE
- Grant/Contract Number:
- FG02-05ER41374
- OSTI ID:
- 2479380
- Journal Information:
- Physical Review. D., Journal Name: Physical Review. D. Journal Issue: 11 Vol. 110; ISSN PRVDAQ; ISSN 2470-0010
- Publisher:
- American Physical SocietyCopyright Statement
- Country of Publication:
- United States
- Language:
- English
Similar Records
Observation of
, Precision Test of Lepton Flavor Universality with
, and First Measurements of
Decay Dynamics
Search for , , and
Observation of and First Experimental Study of Decay Dynamics
Journal Article
·
2024
· Physical Review Letters
·
OSTI ID:2315749
+605 more
Search for , , and
Journal Article
·
2024
· Physical Review. D.
·
OSTI ID:2335405
+627 more
Observation of and First Experimental Study of Decay Dynamics
Journal Article
·
2025
· Physical Review Letters
·
OSTI ID:2531301
+664 more