Experimental study of the decay φ→ηγ in multiphoton final state
/ Authors
M. Achasov, S. Baru, A. Berdyugin, A. Bozhenok, A. Bukin, D. Bukin, S. Burdin, T. Dimova, S. Dolinsky, V. Druzhinin
and 17 more authors
M. Dubrovin, I. Gaponenko, V. Golubev, V. Ivanchenko, A. Korol, S. Koshuba, I. Nesterenko, E. Pakhtusova, A. Polunin, E. Pyata, A. Salnikov, S. Serednyakov, V. Shary, Y. Shatunov, V. A. Sidorov, Z. Silagadze, Y. Velikzhanin
/ Abstract
The φ(1020)→ηγ→3π0γ decay is studied in the SND experiment at the VEPP-2M e+e− collider. The measurements give a branching ratio Bφ→ ηγ)=(1.246±0.025±0.057)%.
Journal: Journal of Experimental and Theoretical Physics Letters
DOI: 10.1134/1.567909