ISSN - 00213640, EISSN - 10906487, JETP Letters, 1998, vol. 68, p. 573-575
Experimental study of the decay →ηγ in multiphoton final state
The (1020)→ηγ→3π0γ decay is studied in the SND experiment at the VEPP-2M e+e- collider. The measurements give a branching ratio B(→ηγ)=(1.246±0.025±0.057)%. © 1998 American Institute of Physics.