Oral presentation
[1H06-13] Fuel Debris & Nuclear Material Measurement
Wed. Sep 8, 2021 2:45 PM - 5:00 PM Room H
chair: Daiki Satoh (JAEA)
2:45 PM - 3:00 PM
Yasushi Nauchi1, Shunsuke Sato1, *Akihiro Sasahara1 (1. Central Research Institute of Electric Power Industry)
3:00 PM - 3:15 PM
[1H07] Development of active neutron NDA system for nuclear non-proliferation and nuclear security (6)
Evaluation of influence of gamma-rays on fissile mass measurements in stimulated highly radioactive nuclear materials using Differential Die-away Analysis system
*akira ohzu1, Makoto Maeda1, Masao Komeda1, Yosuke Toh1 (1. JAEA)
3:15 PM - 3:30 PM
*Kenichi Terashima1, Taichi Matsumura1, Masaaki Kaburagi1, Masahiro Sakamoto1, Eka Sapta Riyana1, Keisuke Okumura1 (1. JAEA)
3:30 PM - 3:45 PM
[1H09] Measurement test of non-destructive assay for quantification of nuclear materials in fuel debris
(1)Background and Purpose
*Keisuke Okumura1, Yasushi Nauchi2, Risa Suzuki1, Takayoshi Nohmi1, Tomooki Shiba1, Masaaki Kaburagi1, Akira Takada3, Yoshihiro Kosuge3, Taketeru Nagatani1 (1. JAEA, 2. CRIEPI, 3. NESI)
3:45 PM - 4:00 PM
[1H10] Measurement test of non-destructive assay for quantification of nuclear materials in fuel debris
(2)Detection of Gamma Rays from Capture Reaction of Plutonium
*Yasushi Nauchi1, Kosuge Yoshihiro2, Takayoshi Nohmi3, Risa Suzuki3, Taketeru Magatani3, Tomooki Shiba3, Akira Takada2, Masaaki Kaburagi3, Keisuke Okumura3 (1. CRIEPI, 2. NESI, 3. JAEA)
4:00 PM - 4:15 PM
[1H11] Measurement test of non-destructive assay for quantification of nuclear materials in fuel debris
(3)Determination of impurity in nuclear materials by using gamma-ray spectroscopy
*Risa Suzuki1, Takayoshi Nohmi1, Taketeru Nagatani1, Hideo Shiromo1, Tomooki Shiba1, Masaaki Kaburagi1, Keisuke Okumura1, Yoshihiro Kosuge2, Akira Takada2, Yasushi Nauchi3 (1. JAEA, 2. NESI, 3. CRIEPI)
4:15 PM - 4:30 PM
[1H12] Measurement test of non-destructive assay for quantification of nuclear materials in fuel debris
(4)Measurement of prompt gamma-ray emission from plutonium using LYSO detector
*Tomooki Shiba1, Masaaki Kaburagi1, Yoshihiro Kosuge2, Yasushi Nauchi3, Akira Takada2, Risa Suzuki1, Takayoshi Nohmi1, Taketeru Nagatani1, Keisuke Okumura1 (1. JAEA, 2. NESI, 3. CRIEPI)
4:30 PM - 4:45 PM
[1H13] Measurement test of non-destructive assay for quantification of nuclear materials in fuel debris
(5)In-situ passive gamma-ray measurement for plutonium item using a CeBr3 detector
*Masaaki Kaburagi1, Tomooki Shiba1, Keisuke Okumura1, Yasushi Nauchi2, Risa Suzuki1, Takayoshi Nohmi1, Taketeru Nagatani1, Akira Takada3, Yoshihiro Kosuge3 (1. JAEA, 2. CRIEPI, 3. NESI)
Time reserved for Chair (4:45 PM - 5:00 PM)