[1P03]Rare gas matrix isolation using radioactive sample for γ-ray measurement of 229mTh
*Ryotaro Masuda1,2, Yuki Yasuda1, Sou Hashiba1, Yudai Shigekawa2, Yuki Miyamoto3, Koji Yoshimura3, Atsushi Shinohara1,4, Yoshitaka Kasamatsu1,2(1. Osaka Univ, 2. RIKEN, 3. Okayama Univ, 4. Osaka Aoyama Univ)
