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Experimental study of the decay φ→ηγ in multiphoton final state

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Abstract

The φ(1020)→ηγ→3π 0 γ 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)%.

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Authors and Affiliations

  1. Budker Institute of Nuclear Physics, 630090, Novosibirsk, Russia

    M. N. Achasov, S. E. Baru, A. V. Berdyugin, A. V. Bozhenok, A. D. Bukin, D. A. Bukin, S. V. Burdin, T. V. Dimova, S. I. Dolinsky, V. P. Druzhinin, M. S. Dubrovin, I. A. Gaponenko, V. B. Golubev, V. N. Ivanchenko, A. A. Korol, S. V. Koshuba, I. N. Nesterenko, E. V. Pakhtusova, A. A. Polunin, E. E. Pyata, A. A. Salnikov, S. I. Serednyakov, V. V. Shary, Yu. M. Shatunov, V. A. Sidorov, Z. K. Silagadze & Yu. S. Velikzhanin

Authors
  1. M. N. Achasov
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  2. S. E. Baru
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  3. A. V. Berdyugin
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  4. A. V. Bozhenok
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  5. A. D. Bukin
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  6. D. A. Bukin
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  7. S. V. Burdin
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  8. T. V. Dimova
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  9. S. I. Dolinsky
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  10. V. P. Druzhinin
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  11. M. S. Dubrovin
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  12. I. A. Gaponenko
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  13. V. B. Golubev
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  14. V. N. Ivanchenko
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  15. A. A. Korol
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  16. S. V. Koshuba
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  17. I. N. Nesterenko
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  18. E. V. Pakhtusova
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  19. A. A. Polunin
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  20. E. E. Pyata
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  21. A. A. Salnikov
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  22. S. I. Serednyakov
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  23. V. V. Shary
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  24. Yu. M. Shatunov
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  25. V. A. Sidorov
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  26. Z. K. Silagadze
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  27. Yu. S. Velikzhanin
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Additional information

Pis’ma Zh. Éksp. Teor. Fiz. 68, No. 7, 549–551 (10 October 1998)

Published in English in the original Russian journal. Edited by Steve Torstveit.

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Achasov, M.N., Baru, S.E., Berdyugin, A.V. et al. Experimental study of the decay φ→ηγ in multiphoton final state. Jetp Lett. 68, 573–575 (1998). https://doi.org/10.1134/1.567909

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  • DOI: https://doi.org/10.1134/1.567909

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