Gamma-ray shielding capacity of different B4C-, Re-, and Ni-based superalloys F. I. El-Agawany, N. Ekinci, K. A. Mahmoud, S. Sarıtaş, Bunyamin Aygün, Emad M. Ahmed and Y. S. Rammah Eur. Phys. J. Plus, 136 5 (2021) 527 Published online: 12 May 2021 DOI: 10.1140/epjp/s13360-021-01498-6