Authors: Ajaka, J Bartalini, O Battaglieri, M Bellini, V Bocquet, JP Calvat, PM Capogni, M Castoldi, M Ciciani, L D'Angelo, A Didelez, JP Di Salvo, R Duval, MA Gaulard, C Gervino, G Ghio, F Girolami, B Guidal, M Guinault, E Hourany, E Jejcic, A Kilvington, I Kouznetsov, V Lapik, A Sandri, PL Lleres, A Morriciani, D Nedorezov, V Nicoletti, L Rebreyend, D Renard, F Ripani, M Rudnev, N Schaerf, C Turinge, A Zucchiatti, A

Citation: J. Ajaka et al., Precise measurement of Sigma beam asymmetry for positive pion photoproduction on the proton from 550 to 1100 MeV, PHYS LETT B, 475(3-4), 2000, pp. 372-377