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Venanzoni, G. Xu, J. Lee-Franzini, L. Tortora, M. Antonelli, M. Dreucci, M. L. Ferrer, M. Martini, M. Moulson, M. Napolitano, M. Palutan, M. Testa, P. Beltrame, P. Branchini, P. Campana, P. Ciambrone, P. De Simone, P. Franzini, P. Gauzzi, P. Massarotti, P. Santangelo, P. Valente, R. Versaci, S. Bertolucci, S. Bocchetta, S. Fiore, S. Giovannella, S. Meola, S. Miscetti, S. M\\\"uller, T. Capussela, The KLOE Collaboration: F. Ambrosino, T. Spadaro, V. Patera, W. Kluge","submitted_at":"2008-07-30T18:26:51Z","abstract_excerpt":"We have studied the e+e- -> omegapi0 cross section in the sqrt(s) interval 1000-1030 MeV using the pi+pi-pi0pi0 and pi0pi0gamma final states with a sample of ~600 pb^-1 collected with the KLOE detector at DAFNE. By fitting the observed interference pattern around M_phi for both final states, we extract the ratio of the decay widths Gamma(omega->pi0gamma)/Gamma(omega->pi+pi-pi0) = 0.0897 +- 0.0016 and derive the branching fractions BR(omega -> pi+pi-pi0)= (90.24 +- 0.19)%, BR(omega -> pi0gamma) = (8.09 +- 0.14)%. 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Antonelli, A. Denig, A. De Santis, A. Di Domenico, A. Passeri, A. Sciubba, A. Sibidanov, B. Di Micco, B. Sciascia, C. Bini, C. Bloise, C. Di Donato, C. Gatti, D. Leone, E. De Lucia, E. Graziani, E. Pasqualucci, F. Archilli, F. Bossi, F. Ceradini, F. Crucianelli, F. Murtas, F. Nguyen, F. Perfetto, G. Bencivenni, G. Capon, G. De Zorzi, G. Felici, G. Lanfranchi, G. Venanzoni, G. Xu, J. Lee-Franzini, L. Tortora, M. Antonelli, M. Dreucci, M. L. Ferrer, M. Martini, M. Moulson, M. Napolitano, M. Palutan, M. Testa, P. Beltrame, P. Branchini, P. Campana, P. Ciambrone, P. De Simone, P. Franzini, P. Gauzzi, P. Massarotti, P. Santangelo, P. Valente, R. Versaci, S. Bertolucci, S. Bocchetta, S. Fiore, S. Giovannella, S. Meola, S. Miscetti, S. M\\\"uller, T. Capussela, The KLOE Collaboration: F. Ambrosino, T. Spadaro, V. Patera, W. 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