The process $e^+e^-\to\omega\pi^0\to\pi^0\pi^0\gamma$ up to 1.4 GeV
M.N.Achasov, K.I.Beloborodov, A.V.Berdyugin, A.G.Bogdanchikov,, A.V.Bozhenok, D.A.Bukin, S.V.Burdin, V.B.Golubev, T.V.Dimova, A.A.Drozdetsky,, V.P.Druzhinin, M.S.Dubrovin, V.N.Ivanchenko, A.A.Korol, S.V.Koshuba,, G.A.Kukartsev, I.N.Nesterenko, E.V.Pakhtusova, E.A.Perevedentsev
TL;DR
This paper reports measurements of the cross section for the process $e^+e^- o ext{omega} ext{pi}^0$ up to 1.4 GeV, analyzing contributions from various rho resonances to understand the reaction dynamics.
Contribution
The study provides new experimental cross section data and fits it with a model including multiple rho resonances, extending previous measurements up to 1.4 GeV.
Findings
Cross section measured from threshold to 1.4 GeV.
Fitted with sum of $ ho$, $ ho^{\
$ ho^{\
Abstract
The cross section of the reaction was measured by the SND detector at VEPP-2M collider in the energy range from threshold up to 1.4 GeV. Results of the cross section fitting by the sum of , and contributions are presented.
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Taxonomy
TopicsParticle physics theoretical and experimental studies · Quantum Chromodynamics and Particle Interactions · High-Energy Particle Collisions Research