Measurement of the e + e → π+ππ0 cross section with the CMD-3 detector

O. A. Kovalenko, R. R. Akhmetshin, A. N. Amirkhanov, A. V. Anisenkov, V. M. Aulchenko, V. S. Banzarov, N. S. Bashtovoy, D. E. Berkaev, A. E. Bondar, A. V. Bragin, S. I. Eidelman, D. A. Epifanov, L. B. Epshteyn, A. L. Erofeev, G. V. Fedotovich, S. E. Gayazov, A. A. Grebenuk, S. S. Gribanov, D. N. Grigoriev, F. V. IgnatovV. L. Ivanov, S. V. Karpov, V. F. Kazanin, A. S. Kasaev, I. A. Koop, A. A. Korobov, A. N. Kozyrev, E. A. Kozyrev, P. P. Krokovny, A. E. Kuzmenko, A. S. Kuzmin, I. B. Logashenko, P. A. Lukin, A. P. Lysenko, K. Yu Mikhailov, V. S. Okhapkin, E. A. Perevedentsev, Yu N. Pestov, A. S. Popov, Yu A. Rogovsky, N. M. Ryskulov, A. E. Ryzhenenkov, V. E. Shebalin, D. N. Shemyakin, B. A. Shwartz, D. B. Shwartz, Yu M. Shatunov, E. P. Solodov, A. A. Talyshev, Yu V. Yudin, CMD-3 Collaboration

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Abstract

The preliminary results of measurement of the e+e → π+ππ0 cross section in the 1.05–2 GeV center-of-mass energy range with 30 pb–1 of experimental data collected using the CMD-3 detector are presented. The parameters of resonant states ω(1420) and ω(1650) are obtained.

Original languageEnglish
Pages (from-to)773-775
Number of pages3
JournalPhysics of Particles and Nuclei
Volume48
Issue number5
DOIs
Publication statusPublished - 1 Sep 2017

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