BACKWARD PRODUCTION OF A SPIN PARITY 1+RHOPI ENHANCEMENT AT 1.04 GEV
A spin-parity 1+ρ{variant}π enhancement is observed for the 3π mass spectrum in the reaction K-p → Σ-π+π+π- where events with a small (K- → Σ-) momentum transfer are selected. The mass (1040 MeV) and width (230 MeV) of this enhancement are reminiscent of the A1 → ρ{variant}π bump which has mainly be...
Главные авторы: | Gavillet, P, Berge, P, Ferrando, A, Hemingway, R, Holmgren, S, Losty, M, Marin, J, Montanet, L, Pagiola, E, Yamdagni, N, Blokzijl, R, Jongejans, B, Kluyver, J, Massaro, G, Engeler, J, Kittel, W, Vergeest, J, Vandewalle, R, Foster, B, Grossman, P, Lamb, P, Mcdowell, W |
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Формат: | Journal article |
Язык: | English |
Опубликовано: |
1977
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