2023 Fall Meeting

Presentation information

Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 504-2 Nuclear Chemistry, Radiochemistry, Analytical Chemistry, Chemistry of Actinide Elements

[1B13-17] Analytical Technique

Wed. Sep 6, 2023 4:10 PM - 5:30 PM Room B (IB Bildg.1F IB014)

Chair:Shuichi Hasegawa(UTokyo)

4:40 PM - 4:55 PM

[1B15] Development of Quick and Remote Analysis for Severe Accident Reactor-8

(3) Measurement of uranium isotopes by LIBS with microwave

*Takahiro Karino1, Katsuaki Akaoka1, Hironori Ohba1, Ikuo Wakaida1, Joey Kim Soriano2, Yuji Ikeda2 (1. JAEA, 2. i-Lab)

Keywords:fuel debris, laser, laser induced breakdown spectroscopy, LIBS, microwave

レーザー誘起ブレークダウン分光(LIBS)で、ウラン同位体計測を試みた。同位体を分離計測可能な高分解能分光器は、検出効率が著しく低下する。マイクロ波を用いて発光強度を増倍する手法(マイクロ波重畳LIBS)を導入することで、同位体計測の際のSN比の改善を図った。

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