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The e + e →π0π0γ process below 1.0 GeV

  • Fields, Particles, and Nuclei
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Abstract

The e + e →π0π0 γreaction was studied in the energy range 0.36–0.97 GeV on a VEPP-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(π→ π0π0γ)= (4.8 +3.4−1.8 ±0.2)×10−5.

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Translated from Pis’ma v Zhurnal Éksperimental’no\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \) i Teoretichesko\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \) Fiziki, Vol. 71, No. 9, 2000, pp. 519–523.

Original Russian Text Copyright © 2000 by Achasov, Beloborodov, Berdyugin, Bogdanchikov, Bozhenok, A. Bukin, D. Bukin, Burdin, Vasil’ev, Ganyushin, Golubev, Dimova, Drozdetski\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \), Druzhinin, Ivanov, Ivanchenko, Korol’, Korostelev, Koshuba, Kukartsev, Pakhtusova, Polunin, Pyata, Sal’nikov, Serednyakov, Sidorov, Silagadze, Shary\(\overset{\lower0.5em\hbox{$\smash{\scriptscriptstyle\smile}$}}{l} \), Shatunov.

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Achasov, M.N., Beloborodov, K.I., Berdyugin, A.V. et al. The e + e →π0π0γ process below 1.0 GeV. Jetp Lett. 71, 355–358 (2000). https://doi.org/10.1134/1.568352

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  • DOI: https://doi.org/10.1134/1.568352

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