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hep-ex2025
Observation of the radiative decay
Belle II Collaboration, M. Abumusabh, I. Adachi +367
We observe the radiative decay for the first time, with a significance exceeding standard deviations. The signal is found in the contin…
hep-ex2019
Search for at Belle
Belle Collaboration, S. Jia, C. P. Shen +192
Using data samples of collisions collected at the , , and resonances with the Belle detector, we search for the three-body decay of the bar…