[3E05-08] Minor actinide nuclear data 2

[3E08] R&D for accuracy improvement of neutron nuclear data on minor actinides

(8)Evaluation of neutron capture cross sections on MA and ⁹⁹Tc

*Nobuyuki Iwamoto¹, Kazuhito Mizuyama¹, Osamu Iwamoto¹ (1. JAEA)

Keywords:neutron capture cross section, thermal region, fast energy region, minor actinides, 99Tc

Evaluation of thermal neutron capture cross sections of ^241,243Am and ²³⁷Np was performed with a revised analytical method. In addition, evaluations of neutron capture cross section and covariance in the fast energy region were carried out for ⁹⁹Tc with data measured at J-PARC ANNRI.