2021 Annual Meeting

Presentation information

Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 505-1  Radioactive Waste Management

[3I09-12] Debris 1

Fri. Mar 19, 2021 2:45 PM - 4:00 PM Room I (Zoom room 9)

Chair: Masahiko Nakase (Tokyo Tech)

3:15 PM - 3:30 PM

[3I11] Research on the stability of fuel debris consisting of oxides and alloys

(9)Raman microscopic analysis of simulated fuel debris in the UO2-Zr-SS system

*Ryoji Kusaka1, Yuta Kumagai1, Masayuki Watanabe1, Daisuke Akiyama2, Akira Kirishima2, Nobuaki Sato2, Takayuki Sasaki3 (1. JAEA, 2. Tohoku Univ., 3. Kyoto Univ.)

Keywords:Fuel debris, Surface reaction change, Raman Microscopy

ウラン-ジルコニウム-ステンレス鋼系模擬デブリの過酸化水素水への浸漬試験の結果、ウランの溶出挙動から模擬デブリ表面の変質が示唆された。本研究では、顕微ラマン分光法によりその変質相成分の特定を行うと共に、変質相成分の空間分布状況を調べた。