Optimization of Yonsei single-photon emission computed tomography (YSECT) detector for fast inspection of spent nuclear fuel in water storage

HJ Choi, H Park, BW Cheon, K Cho, H Lee… - Journal of Radiation …, 2024 - koreascience.kr
Background: The gamma emission tomography (GET) device has been reported a reliable
technique to inspect partial defects within spent nuclear fuel (SNF) of pin-by-pin level …

Evaluation of functional loss to radiation detector in tomographic device for spent-fuel inspection by high-energy photons and neutrons: A preliminary study

H Park, HJ Choi, HJ Choi, YS Chung, HC Lee… - Annals of Nuclear …, 2023 - Elsevier
The aim of this study was to investigate functional loss of radiation detectors used for spent
fuel inspections due to radiations from spent fuel. Dose to a radiation detector was evaluated …

[HTML][HTML] Image reconstruction method of gamma emission tomography based on prior-aware information and machine learning for partial-defect detection of PWR …

HJ Choi, J Jeong, H Lee, SG Kim, JJ Ahn… - Nuclear Engineering …, 2024 - Elsevier
Spent nuclear fuel (SNF) requires accurate and effective supervision to prevent radiation
release to the public and the environment. Gamma emission tomography (GET) has been …

[HTML][HTML] Radiation damage evaluation of YSECT v. 2 for spent nuclear fuel inspection in wet storage facility

YS Chung, HJ Choi, CH Min, YH Chung - Nuclear Engineering and …, 2024 - Elsevier
Abstract The Yonsei Single-photon Emission Computed Tomography version 2 (YSECT v. 2)
for inspection of spent nuclear fuel in the wet storage facility is currently under development …

[HTML][HTML] Performance Evaluation of Yonsei Single-photon Emission Computed Tomography (YSECT) for Partial-defect Inspection within PWR-type Spent Nuclear Fuel

HJ Choi, YS Chung, H Kim, SW Kwak, H Chung… - Nuclear Engineering …, 2024 - Elsevier
As the amount of power generated by nuclear power plants increases, the importance of
managing Spent Nuclear Fuel (SNF) to prevent proliferation increases as well. In a previous …

[HTML][HTML] Preliminary results of a spent nuclear fuel internal tomography (SFIT) system

YS Chung, HJ Choi, CH Min, YH Chung - Nuclear Engineering and …, 2024 - Elsevier
A spent nuclear fuel internal tomography (SFIT) system was proposed to compensate for the
loss of radiation data in the central region of the spent nuclear fuel assembly when …

[HTML][HTML] Feasibility study of spent fuel internal tomography (SFIT) for partial defect detection within PWR spent nuclear fuel

HJ Choi, H Park, BW Cheon, HJ Choi, H Lee… - Nuclear Engineering …, 2024 - Elsevier
Abstract The International Atomic Energy Agency (IAEA) mandates safeguards to ensure
non-proliferation of nuclear materials. Among inspection techniques used to detect partial …

Preliminary results of a single photon emission computed tomography (SPECT) detector for inspection of spent fuel assembly

MK Baek, HJ Choi, KB Kim, JJ Ahn, CH Min… - Radiation Physics and …, 2022 - Elsevier
SPECT systems are being used by international safeguards organizations for the
measurement for structural evaluation of spent fuel assemblies. However, the low sensitivity …

[HTML][HTML] Multi-parameter optimization of gamma emission tomography instruments for irradiated nuclear fuel examination

L Senis, V Rathore, EA Sundén, Z Elter… - Nuclear Instruments and …, 2023 - Elsevier
Material test reactors have an extended use in irradiation testing of novel nuclear fuel
materials and the fuel behavior in off-normal conditions. The performance of the nuclear fuel …