| 摘要 |
PROBLEM TO BE SOLVED: To provide a radioactive Csion adsorbent capable of easily adsorbing and desorbing radioactive Csions, and to provide a method for manufacturing the radioactive Csion adsorbent.SOLUTION: A radioactive Csion adsorbent 10 includes a laminar clay mineral 11 and cations 19 intercalated between respective layers of the laminar clay mineral 11, the laminar clay mineral 11 belongs to a smectite group, and an ionic radius of the cation 19 is 1.1 Å or more. |
