Absolute measurement of Am-242g sources activities in the Am-241 (n, gamma) cross-section determination - Improvement by simulation - Maidana, Nora Lia; Vanin, Vito Roberto; Takeda, M N; Dias, M S; Koskinas, Marina Fallone (Nuclear Instruments & Methods in Physics Research Section A-Accelerators Spectrometers Detectors and Associated Equipment, 2005)