Prompt-fission γ-ray spectral characteristics from 239 Pu ( n th , f )

A. Gatera,1,2 T. Belgya,3 W. Geerts,1 A. Göök,1 F.-J. Hambsch,1 M. Lebois,4 B. Maróti,3 A. Moens,1 A. Oberstedt,5 S. Oberstedt,1,* F. Postelt,6 L. Qi,4 L. Szentmiklósi,3 G. Sibbens,1 D. Vanleeuw,1 M. Vidali,1 and F. Zeiser7 1European Commission, Joint Research Centre, Directorate G, Retieseweg 111, 2440 Geel, Belgium 2Ghent University, Department of Physics and Astronomy, Proeftuinstraat 86, 9000 Ghent, Belgium 3Centre for Energy Research, Hungarian Academy of Sciences, Nuclear Analysis and Radiography Department, 1525 Budapest, Hungary 4Institut de Physique Nucléaire Orsay (IPN-Orsay), 91406 Orsay, France 5Extreme Light Infrastructure-Nuclear Physics (ELI-NP)/Horia Hulubei National Institute for Physics and Nuclear Engineering (IFIN-HH), 077125 Bucharest-Magurele, Romania 6Hamburg University, Department of Physics, Hamburg, Germany 7University of Oslo, Department of Physics, Oslo, Norway (Received 9 March 2017; published 13 June 2017)