[2A10-12] TRU Waste

[2A10] Leaching behavior of radionuclides from irradiated endpiece under geological repository condition

(7) Evaluation for the Cl-36 inventory using accelerator mass spectrometry

*Shingo Tanaka¹, Naoki Tezuka², Hiroaki Suganuma², Kenichiro Kino², Toshinori Taniuchi³, Akira Sakashita³, Hiroyuki Matsuzaki⁴, Tomofumi Sakuragi¹ (1. RWMC, 2. NDC, 3. MHI, 4. UTokyo)

Keywords:TRU waste, Geological disposal, Hull endpiece, Cl-36, Accelerator mass spectrometry (AMS)

In the safety assessment of TRU waste disposal, it is necessary to evaluate the nuclide inventory (concentration and content) in the end-piece with high accuracy. In the present study, we quantitatively analyzed ultra-trace amounts of Cl-36 in end-pieces using accelerator mass spectrometry.