Schedule 2 [1P14] Development of Rare-Gas Matrix-Isolation apparatus for -ray measurement of 229mTh *Ryoutarou MASUDA1,2, Yuki Yasuda1, Kei Sawamura1, Yudai Shigekawa2, Yuki Miyamoto3, Koji Yoshimura3, Atsushi Shinohara4, Yoshitaka Kasamatsu1,2 (1. Osaka Univ, 2. RIKEN, 3. Okayama Univ, 4. Osaka Aoyama Univ) Abstract password authentication.Password is required to view the abstract. Please enter a password to authenticate. Password Authentication