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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

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*

doi.org/10.1016/j.pnucene.2025.106075

Progress in Nuclear Energy

2026

A Value-Feasibility Framework for Scenario Prioritization Across Adversary Resource Tiers in Nuclear Deployment Contexts

Inhye Hahm, Seongyeol Oh, Kwang-Seop Son, Jae-Gu Song, Hojin Ryu, Sungyeol Choi*

doi.org/10.1016/j.net.2026.104516

Nuclear Engineering and Technology

2026

Performance Evaluation of Nuclear-Grade Ion Exchange Resins Under High-Pressure Conditions of i-SMR

Ukjin Yeo, Stuart Aberdeen, Seungjin Seo, Richard I. Foster, Sungyeol Choi*

doi.org/10.1016/j.seppur.2025.136122

Separation and Purification Technology

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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