Journals
Nano-to-Micro Aerosol Contaminants Emissions from Dismantling of Nuclear Reactor Pressure Vessel Using Mock-Up Experiments
Wonseok Yang, Joonsoo Ock, Kwangseo Kim, Samuel Park, Nakkyu Chae, Haewoong Kim, Kwangsoo Park, Minho Lee*, Sungyeol Choi*
Nuclear Engineering and Technology
Volume 58, Issue 4, Article 104081
2026
Thermal Evaluation and Area Reduction of Deep Geological Repository Using Multi-Batch Disposal Strategy and Uncertainty Analysis of Buffer Thermal Conductivity
Ji Eon Kim, Samuel Park, Dongmin Kim, Pilhyeon Ju, Seunghyun Kim, SeungHyuk Chung, Sungyeol Choi*
Progress in Nuclear Energy
Volume 192, Article 106140
2026
Synthetic Study on Time-lapse Groundwater Temperature Distribution via Magnetotelluric Survey in a High-level Radioactive Waste Repository
Heeju Hong, Yongchae Cho*, Sungyeol Choi, Hee June Lee, Junyeong Heo
Progress in Nuclear Energy
Volume 192, Article 106154
2026
An Experimental and Modeling Analysis of Copper Corrosion Potentials for Pitting Susceptibility Assessment in Deep Geological Repositories
Nakkyu Chae, Seongkoo Hong, Richard I. Foster, Pilhyeon Ju, Jinseop Kim, Samuel Park, Sungyeol Choi*
Progress in Nuclear Energy
Volume 191, Article 106075
2026
Thermal Performance Evaluation of Dry Storage Cask using Hybrid 3D and 2D Models under Normal and Fire Exposure Conditions
Sangjin Kim, Samuel Park, Chongmyeong Jin, Richard I. Foster, Dongjin Lee, Seunghyun Kim*, Sungyeol Choi*
Nuclear Engineering and Technology
Volume 57, Issue 9, Article 103618
2025
Elucidating Gamma-ray induced Effects at the Copper-water Interface for Permanent Disposal of Spent Nuclear Fuels
Nakkyu Chae, Inna L. Soroka, Richard I. Foster, Dokyu Kang, Mats Jonsson, Sungyeol Choi*
Journal of Nuclear Materials
Volume 615, Article 155993
2025
Technical, Regulatory, and Policy Feasibility Assessments of Rod Consolidation in Spent Nuclear Fuel Disposal
Samuel Park, Eunbi Cho, Ji Eon Kim, Pilhyeon Ju, Taehoon Park, Jaeyeong Park, Jun-Yeop Lee, Hwasung Yeom, Yongheum Jo, Yongdeog Kim, Sungyeol Choi*
Nuclear Engineering and Technology
Volume 57, Issue 5, Article 103330
2025
Thermal-Hydraulic Analysis of Sequential Disposal Scenarios in a Spent Nuclear Fuel Repository
Samuel Park, Pilhyeon Ju, Taehoon Park, Richard I. Foster, Gyo Soon Kim, Sungyeol Choi*
Progress in Nuclear Energy
Volume 181, Article 105662
2025
Laser Cutting Study of Zirconium Alloys for Nuclear Decommissioning
Jae Sung Shin, Joonsoo Ock, Sungyeol Choi*
Nuclear Engineering and Technology
Volume 57, Issue 2, Article 103184
2025
Effect of Hydrogen on Oxidative Dissolution of Epsilon Particles-Doped UO2 Pellets under Carbonate Condition with Hydrogen Peroxide
Junghwan Park, Dong W. Lee, Hwakyeung Jeong, Jeongmook Lee, Hye R. Noh, Tae-Hyeong Kim, Jong-Yun Kim, Sang Ho Lim*, Ho Jin Ryu, Sungyeol Choi
Journal of Nuclear Materials
Volume 603, Article 155381
2025
Secondary Emission Behavior Analysis and Aerosol Characteristics Evaluation in Laser Cutting for Safe Nuclear Decommissioning
Joonsoo Ock, Jae Sung Shin, Gwon Lim, Ki-Hee Song, Seong Y. Oh, Wonseok Yang*, Sungyeol Choi*
Journal of Hazardous Materials
Volume 480, Article 136274
2024
Coupled 3D Thermal-Hydraulic Code Development for Performance Assessment of Spent Nuclear Fuel Disposal System
Samuel Park, Nakkyu Chae, Pilhyeon Ju, Seungjin Seo, Richard I. Foster, Sungyeol Choi*
Nuclear Engineering and Technology
Volume 56, Issue 9, Pages 3950-3960
2024
Oxic Corrosion Model for KAERI Reference Disposal System via O₂ Consumption Reactions and Mixed-Potential Theory
Nakkyu Chae, Seungjin Seo, Richard I. Foster, Sungyeol Choi*
npj Materials Degradation
Volume 8, Issue 1, Article 80
2024
Comparative Analysis of Modeling Approaches for Sulfide-induced Corrosion of Copper Disposal Canisters in a 3-dimensional Domain
Heejae Ju*, Nakkyu Chae, Jung-Woo Kim, Hong Jang, Sungyeol Choi
Nuclear Engineering and Technology
Volume 56, Issue 8, Pages 3385-3396
2024
Coupled Mixed-Potential and Thermal-Hydraulics Model for Long-term Corrosion of Copper Canisters in Deep Geological Repository
Nakkyu Chae, Samuel Park, Seungjin Seo, Richard I. Foster, Heejae Ju, Sungyeol Choi*
npj Materials Degradation
Volume 7, Issue 1, Article 26
2023
Cross-verified Measurement of Sulfide Concentration in Anaerobic Conditions Using Spectroscopic, Electrochemical, and Mass Spectrometric Methods
Nakkyu Chae, Samuel Park, Sungyeol Choi*
Journal of Nuclear Fuel Cycle and Waste Technology
Volume 21, Issue 1, Pages 43-53
2023
High Resolution Size Characterization of Particulate Contaminants for Radioactive Metal Waste Treatment
Min-ho Lee, Wonseok Yang+, Nakkyu Chae, Sungyeol Choi*
Nuclear Engineering and Technology
Volume 53, Issue 7, Pages 2277-2288
2021
Internal Dose Assessment of Worker by Radioactive Aerosol Generated During Mechanical Cutting of Radioactive Concrete
Jihye Park, Wonseok Yang, Nakkyu Chae, Minho Lee, Sungyeol Choi*
Journal of Nuclear Fuel Cycle and Waste Technology
Volume 18, Issue 2, Pages 157-167
2020
Performance Assessment of HEPA Filter against Radioactive Aerosols from Metal Cutting during Nuclear Decommissioning
Minho Lee, Wonseok Yang, Nakkyu Chae, Sungyeol Choi*
Nuclear Engineering and Technology
Volume 52, Issue 5, Pages 1043-1050
2019
Aerodynamic Diameter Distribution of Aerosols from Plasma Arc Cutting for Steels at Different Cutting Power Levels
Minho Lee, Wonseok Yang, Nakkyu Chae, Sungyeol Choi*
Journal of Radioanalytical and Nuclear Chemistry
Volume 323, Issue 1, Pages 613-624
2019
Two-Person Game Model of Long-Term Safeguards for a Final Repository for Spent Nuclear Fuel
Heejae Ju, Il Soon Hwang, Sungyeol Choi*
Progress in Nuclear Energy
Volume 118, Article 103058
2020
Aerodynamic Diameter and Radioactivity Distributions of Radioactive Metal-containing Aerosols from Cutting for Nuclear Power Plant Decommissioning
Nakkyu Chae+, Minho Lee+, Sungyeol Choi*, Byung Gi Park, Jong Soon Song
Journal of Hazardous Materials
Volume 369, Pages 727-745
2019
Markov Chain Model for Inadvertent Human Intrusion into Geologic Repositories for High Level Wastes
Heejae Ju, Sungyeol Choi*, Il Soon Hwang
Nuclear Engineering and Design
Volume 341, Pages 209-219
2018
Analysis and Radiation Dose Assessment of 222Rn in Indoor Air at Schools: Case Study at Ulju County, Korea
Choong Wie Lee, Sungyeol Choi, Hee Reyoung Kim*
Nuclear Engineering and Technology
Volume 50, Issue 5, Pages 806-813
2018
Review on Electro-kinetic Decontamination of Radioactive Concrete Waste from Nuclear Power Plants
Chanyoung Kim, Sungyeol Choi*, Myoungsu Shin*
Journal of the Electrochemical Society
Volume 165, Issue 9, Pages E330-E344
2018
Dynamic Assessments on High Level Waste and Low and Intermediate Level Waste Generation from Open and Closed Nuclear Fuel Cycles in Republic of Korea
Sungyeol Choi, Won Il Ko*
Journal of Nuclear Science and Technology
Volume 51, Issue 9, Pages 1141-1153
2014
Environmental Assessment of Advanced Partitioning, Transmutation, and Disposal based on Long-term Risk-informed Regulation: PyroGreen
Hyo Sook Jung, Sungyeol Choi*, Il Soon Hwang, Myung-Jae Song
Progress in Nuclear Energy
Volume 58, Pages 27-38
2012