Update of the e+e-π+π- cross section measured by SND detector in the energy region 400<s<1000 MeV
M. N. Achasov, K. I. Beloborodov, A. V. Berdyugin, A. G. Bogdanchikov, A. V. Bozhenok, A. D. Bukin, D. A. Bukin, T. V. Dimova, V. P. Druzhinin, V. B. Golubev, A. A. Korol, S. V. Koshuba, E. V. Pakhtusova, S. I. Serednyakov, Yu. M. Shatunov, V. A. Sidorov, Z. K. Silagadze, A. N. Skrinsky, Yu. A. Tikhonov, A. V. Vasiljev
Abstract
The corrected cross section of the e+e-π+π- process measured in the SND experiment at the VEPP-2M e+e- collider is presented. The update is necessary due to a flaw in the e+e-π+π- and e+e-μ+μ- Monte Carlo events generators used previously in data analysis.
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