[1K01-05] Debris 2

[1K02] Research on the stability of fuel debris consisting of oxides and alloys

(12)Chemical state analysis and stability evaluation for oxidative degradation of the simulated debris

*Masayuki Watanabe¹, Yuta Kumagai¹, Ryoji Kusaka¹, Masami Nakada¹, Daisuke Akiyama², Akira Kirishima², Nobuaki Sato², Takayuki Sasaki³ (1. Japan Atomic Energy Agency, 2. Tohoku University, 3. Kyoto University)

Keywords:fuel debris, hydrogen peroxide, decomposition phase

Simulated fuel debris were synthesized from Uranium, Zirconium and stainless steel and leached by water and hydrogen peroxide. The changed simulated fuel debris were spectroscopically analyzed and the elution amount of Uranium and the consumption of hydrogen peroxide were evaluated.