First measurement of the reaction π−e → π−π0e

The first observation of neutral pion production in πe inelastic scattering is presented. The cross section at 300 GeV for | t‖>62;10 −3 (GeV / c) 2 is 2.11 ± 0.47 nb, in good agreement with the theory of PCAC anomalies with 3 quark colours.

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Bibliographic Details
Published in:Physics letters. B 1985-06, Vol.155 (5), p.457-460
Main Authors: Amendolia, S.R., Arik, M., Badelek, B., Batignani, G., Beck, G.A., Bellamy, E.H., Bertolucci, E., Bologna, G., Bonetti, S., Bosisio, L., Bradaschia, C., Budinich, M., D'Ettorre Piazzoli, B., Fabbri, F.L., Fidecaro, F., Foà, L., Focardi, E., Frank, S.G.F., Giorgi, M.A., Green, M.G., Harvey, J., Heath, G.P., Landon, M.P.J., Laurelli, P., Liello, F., Mannocchi, G., March, P.V., Marrocchesi, P.S., Menzione, A., Meroni, E., Milotti, E., Moroni, L., Perasso, L., Picchi, P., Ragusa, F., Raso, G., Ristori, L., Rolandi, L., Saltmarsh, C.G., Saoucha, A., Scribano, A., Spillantini, P., Stefanini, A., Storey, D., Strong, J.A., Tenchini, R., Tonelli, G., Triggiani, G., Von Schlippe, W., Vittone, M., Van Herwijnen, E., Zallo, A.
Format: Article
Language:English
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Summary:The first observation of neutral pion production in πe inelastic scattering is presented. The cross section at 300 GeV for | t‖>62;10 −3 (GeV / c) 2 is 2.11 ± 0.47 nb, in good agreement with the theory of PCAC anomalies with 3 quark colours.
ISSN:0370-2693
1873-2445
DOI:10.1016/0370-2693(85)91603-X