2018 Fall Meeting

Presentation information

Oral presentation

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

[3J08-13] Analysis and Separation

Fri. Sep 7, 2018 2:45 PM - 4:25 PM Room J (A41 -A Building)

Chair:Masanobu Nogami(Kindai Univ.)

3:00 PM - 3:15 PM

[3J09] Development of Quick and Remote Analysis for Severe Accident Reactor-6

(2) Analysis of LIBS spectra using the least-square method for simulated fuel debris.

*Katsuaki Akaoka1, Hironori Ohba1,2, Ikuo Wakaida1, Atsushi Ohuchi3, Fumiki Mizusako3, Yoshinori Etoh3, Tadahiko Torimaru3 (1. Japan Atomic Energy Agency, 2. National Institutes for Quantum and Radiological Science and Technology, 3. Nippon Nuclear Fuel Development Co.,Ltd.)

Keywords:fuel debris, least-square method, LIBS, laser, laser induced breakdown spectroscopy

For measurement of the fuel debris from the Fukushima Daiichi Nuclear Power Station accident, we analyzed the LIBS spectrum of the mixed simulated fuel debris of U, Zr and Fe, using the least-squares method. We present the results of the calibration curve and analysis spectrum.