Oral presentation

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

[1C13-18] Analytical Technique for Fuel Debris

Tue. Mar 26, 2024 3:50 PM - 5:30 PM Room C (21Bildg.2F 21-205)

Chair:Hisayuki Kyo(TEPSYS)

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3:50 PM - 4:05 PM

[1C13] Development of Quick and Remote Analysis for Severe Accident Reactor-9

(1) Current results and challenges in development of Laser In-situ remote analysis for nuclear fuel debris in decommissioning of Fukushima Daiichi Nuclear Power Station-2

*Ikuo Wakaida¹, Hironori Ohba¹, Katsuaki Akaoka¹, Takahiro Karino¹, Kan Sakamoto², Ryuzo Nakanishi³, Shunsuke Kashiwakura⁴, Takunori Taira⁵, Yuji Ikeda⁶, Yoshihiro Deguchi⁷ (1. JAEA, 2. NFD, 3. STQ, 4. Ritsumeikan Univ., 5. IMS, 6. i-Lab. Inc., 7. SL&PS Co.)

4:05 PM - 4:20 PM

[1C14] Development of Quick and Remote Analysis for Severe Accident Reactor-9

(2) Evaluation of applicability of handheld XRF for elemental analysis of high dose samples

*KAN SAKAMOTO¹, Yoshinori Etoh¹, Yusuke Miura¹, Yoichi Endo¹, Atsushi Ouchi¹, Ikuo Wakaida² (1. NFD, 2. JAEA)

4:20 PM - 4:35 PM

[1C15] Development of Quick and Remote Analysis for Severe Accident Reactor-9

(3) Application of LIBS to samples containing spent fuel

*Hironori Ohba¹, Katsuaki Akaoka¹, Ikuo Wakaida¹, Katsuaki Sasa², Yoshinori Etoh², Kan Sakamoto² (1. JAEA, 2. NFD)

4:35 PM - 4:50 PM

[1C16] Development of Quick and Remote Analysis for Severe Accident Reactor-9

(4) Effect of sample temperature on optical and acoustic emissions by laser-induced Zirconium plasma

*Munkhbat Batsaikhan¹, Hironori Ohba¹, Katsuaki Akaoka¹, Ikuo Wakaida¹ (1. JAEA)

4:50 PM - 5:05 PM

[1C17] Development of Quick and Remote Analysis for Severe Accident Reactor-9

(5) Effect of composition ratio on plasma temperature in laser-induced breakdown spectroscopy (LIBS)

*Takahiro Karino¹, Katsuaki Akaoka¹, Ikuo Wakaida¹ (1. JAEA)

5:05 PM - 5:20 PM

[1C18] Development of Quick and Remote Analysis for Severe Accident Reactor-9

(6) Analysis of Laser-Induced Breakdown Spectra using Machine Learning -2

*Katsuaki Akaoka¹, Takahiro Karino¹, Hironori Ohba¹, Ikuo Wakaida¹ (1. JAEA)

Time reserved for Chair (5:20 PM - 5:30 PM)

Session information