Reactivity Worth Measurement of Calcium Hydride Sample in UTR-KINKI Reactor Takashi Kanda, Kunihiro Nakajima, Makaki Goto, Atsushi Sakon, Tadafumi Sano and Kengo Hashimoto EPJ Web of Conf., 284 (2023) 15008 Published online: 26 May 2023 DOI: 10.1051/epjconf/202328415008