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Nuclear Fuel Cycle & Nonproliferation Lab

Fuel Cycle Chemistry and Nuclear Materials for
Sustainable Nuclear Energy

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Welcome to Nuclear Fuel Cycle & Nonproliferation Lab

Sustainable Nuclear Future through Chemistry and Materials Innovation

The SNU Nuclear Fuel Cycle & Nonproliferation Laboratory (SNUNFC) conducts research on molten salt chemistry, nuclear waste storage and disposal, plant water chemistry, material degradation, and nuclear energy and fuel cycle policy. Through experimental studies and multiphysics modeling, we investigate the behavior of nuclear materials and chemical systems across the nuclear fuel cycle, from advanced reactor environments to spent fuel management and geological disposal, supporting the safe and sustainable use of nuclear energy.

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Research Interests

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Molten Salt Chemistry and Material Degradation

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Nuclear Energy and Fuel Cycle Policy

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Nuclear Waste Disposal and Storage

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In-house Computer Codes

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Plant Water Chemistry and Material Degradation

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Equipment and Facilities

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News & Updates

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Publications

Heterogeneity in Community Acceptance of Urban SMR Siting: A Contingent Valuation and Latent Class Analysis

Gaeul Choi, Yool Choi, Taehyon Choi, Keonhee Lee, Sungyeol Choi*

doi.org/10.1016/j.net.2026.104643

Nuclear Engineering and Technology

2027

Removing Oxygen-Derived Impurities from Molten Chloride Fuel Salts with Aluminium Chloride: Effectiveness and Limitationst

Jihun Kim, James Daw, Wonseok Yang, Francesca Brooks-Ward, Molli Forber, Sujeong Lee, Saehyun Choi, Taehoon Park, Richard Foster, Clint A. Sharrad, Sungyeol Choi*

doi.org/10.1016/j.net.2026.104629

Nuclear Engineering and Technology

2026

The Effect of Water Content on Metal Oxide Dissolution by Deep Eutectic Solvent

Shuang Liu, Stuart Aberdeen, Richard Foster, Woohyun Lim, Kwangseo Kim, Sungyeol Choi*

doi.org/10.1016/j.ceja.2026.101340

Chemical Engineering Journal Advances

2026

Ex-Situ and In-Situ Methods for Quantifying Moisture Concentration in MgCl₂-Containing Molten Salts and Their Impact on Materials Corrosion

Jihun Kim, Wonseok Yang , Sujeong Lee, Heejin Park, Hyeonwoo Kim, Taehoon, Saehyun Choi, Junwon Kim, Joonsoo Ock, Byeongmin Kong, Sangtae Kim, Clint A. Sharrad, Sungyeol Choi*

doi.org/10.1016/j.jnucmat.2026.156872

Journal of Nuclear Materials

2026

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Department of Nuclear Engineering, Seoul National University

1, Gwanak-ro, Gwanak-gu, Seoul 08826, Republic of Korea

Since 2015 Nuclear Fuel Cycle & Nonproliferation Lab. All Rights Reserved.

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