Isotope separation of molybdenum by chemical exchange method using crown ehters

Kazuki Tanoshiro

Presentation information

Oral presentation

IV. Nuclear Fuel Cycle and Nuclear Materials » 404-1 Isotope Separation, Application of Isotopes, Uranium Enrichment/404-2 Nuclear Chemistry, Radiochemistry, Analytical Chemistry, Chemistry of Actinide Elements

[2N01-03] Isotopic Fractionation and Separation

Tue. Mar 27, 2018 9:30 AM - 10:25 AM Room N (M3-211 -M3 Building)

Chair: Takehiko Tsukahara (Tokyo Tech)

9:45 AM - 10:00 AM

[2N02] Isotope separation of molybdenum by chemical exchange method using crown ehters

*Kazuki Tanoshiro¹, Chizu Kato¹, Takeshi Ohno³, Shuhei Sakata³, Akihiro Uehara², Satoshi Fukutani², Shun Sekimoto², Tsutomu Otsuki², Toshiyuki Fujii¹ (1. Osaka Univ., 2. Kyoto University Research Reactor Institute , 3. Gakushuin Univ.)

Keywords:Molybdenum, Isotope separation, Medical application, Solvent extraction method, Crown Ether

クラウンエーテルを用いた化学交換法によりモリブデンの同位体分離を行った。塩酸/ジクロロエタン系の溶媒抽出実験を行い、両相に分配したモリブデンの同位体比をマルチコレクター型誘導結合プラズマ質量分析計で精密測定した。同位体濃縮係数は大きいもので1.5‰(¹⁰⁰Mo/⁹⁵Mo)であった。