Study of eta pi- production by pions in the Coulomb field
VES collaboration: D. V. Amelin, E. B. Berdnikov, S. I. Bityukov, G., V. Borisov, R. I. Dzhelyadin, V. A. Dorofeev, A. V. Ekimov, Yu. P. Gouz, A., K. Konoplyannikov, A. N. Karyukhin, I. A. Kachaev, Yu. A. Khokhlov, S. A., Likhoded, V. D. Matveyev, A. P. Ostankov
TL;DR
This paper investigates eta pi- production via pion interactions in the Coulomb field of beryllium nuclei, comparing experimental cross sections with decay data and theoretical models to understand the underlying processes.
Contribution
It provides new experimental data on eta pi- production in Coulomb fields and compares these results with decay and theoretical predictions.
Findings
Cross section measurements align with theoretical models
Decay data supports the production mechanism
Results enhance understanding of meson production in electromagnetic fields
Abstract
The production of eta pi - system at low mass by the pi- beam in the Coulomb field of Be nuclei was studied. The cross section of the reaction pi- Be --> eta pi- Be was compared to the experimental data on the decay eta --> pi+ pi- gamma and to the theoretical predictions.
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Taxonomy
TopicsNuclear physics research studies · Muon and positron interactions and applications · Particle physics theoretical and experimental studies