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ISSN - 00213640, EISSN - 10906487, JETP Letters, 2000, vol. 71, p. 355-358

The e+e- → π0π0γ process below 1.0 GeV

Achasov M. N., Beloborodov K. I., Berdyugin A. V., Bogdanchikov A. G., Bozhenok A. V., Bukin A. D., Bukin D. A., Burdin S. V., Vasil'ev A. V., Ganyushin D. I., Golubev V. B., Dimova T. V., Drozdetskiǐ A. A., Druzhinin V. P., Ivanov P. M., Ivanchenko V. N., Korol' A. A., Korostelev M. S., Koshuba S. V., Kukartsev G. A., Pakhtusova E. V., Polunin A. A., Pyata E. É, Sal'nikov A. A., Serednyakov S. I., Sidorov V. A., Silagadze Z. K., Sharyǐ V. V., Shatunov Yu M.

The e+e- → π0π0γ reaction was studied in the energy range 0.36-0.97 GeV on a VEP-2M e+e- collider with an SND detector. The decay probabilities were found to be B(ω → π0π0γ) = (7.8 ± 2.7 ± 2.0) × 10-5 and B(ρ → π0π0γ) = (4.8+3.4 -1.8 ± 0.2) × 10-5. © 2000 MAIK "Nauka/Interperiodica".