Advanced Electron Microscopy Laboratory

Multi-scale EM analyses for breakthroughs in materials science

We combine high-resolution imaging, data-driven analysis, and correlative microscopy to reveal how materials truly work.

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About Our Lab

AEML Research Overview

Material performance is determined by subtle differences at the atomic and interfacial level. Yet conventional analysis has often been limited to interpreting fragmented data from individual instruments — like guessing a full picture from a single puzzle piece.

AEML tackles this challenge through three pillars: low-damage, high-resolution observation, data-driven analysis, and correlative analysis. These form a unified analytical workflow — precisely observe, statistically interpret, and comprehensively connect. Through low-damage, high-resolution observation, we minimize specimen alteration while probing the finest features. Through data-driven analysis, we leverage in situ/operando techniques and parallel processing of large-scale EM datasets to quantify structural and chemical trends. Through correlative analysis, we integrate results from TEM, FIB, SEM, XRD, XPS, Raman, and more at the same sample location, achieving seamless multi-scale characterization.

This analytical strategy extends beyond energy materials such as batteries and catalysts to semiconductors, ceramics, and bio-materials. Grounded in a fundamental understanding of analytical techniques, AEML actively embraces AI/ML-based data analysis methodologies and applies them to diverse materials challenges, expanding the frontiers of characterization. In doing so, we aim to guide the design of next-generation materials while nurturing convergent researchers who bridge electron microscopy operation and data interpretation, contributing to the future of materials science.

We're Hiring! We are looking for postdocs, graduate students, and interns passionate about developing materials analysis techniques using electron microscopy.
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Publications

Selected research

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News

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Sep 2026 We attended Professor Eva Olsson's seminar at KIST and discussed quantitative electron microscopy, in situ experiments, and the interpretation of dynamic materials behavior. KIST에서 열린 Eva Olsson 교수의 초청 세미나에 참석하여 정량 전자현미경과 in situ 실험, 소재의 동적 거동을 해석하는 방법을 함께 살펴보았습니다.
Aug 2026 AEML postdoctoral researcher Dr. Changin Kim has been selected for three years of research support through the 2026 Domestic Postdoctoral Fellowship program. AEML 박사후연구원 김창인 박사가 2026년 박사후국내연수 사업에 선정되어 3년간 연구 지원을 받게 되었습니다.
Jul 2026 KIST celebrated its new Spectra Ultra, Glacios 2, Helios 5 Hydra, and SU8600 instruments with an opening ceremony and a symposium on advances in electron microscopy. Spectra Ultra, Glacios 2, Helios 5 Hydra, SU8600의 신규 구축을 기념하는 개소식과 전자현미경 분석 심포지엄이 KIST에서 열렸습니다.
Jun 2026 Collaborative study with Seoul National University on a molten GaBi catalyst for low-carbon hydrogen via moderate-temperature methane pyrolysis, published in Chemical Engineering Journal. 서울대학교 연구팀과의 공동 연구인 중온 메탄 열분해용 용융 GaBi 촉매를 통한 저탄소 수소 생산 연구가 Chemical Engineering Journal에 게재되었습니다.
May 2026 Dr. Young-Woon Byeon will give an invited talk on elucidating the surface degradation mechanisms of battery cathode composites using advanced electron microscopy and AI-based analysis. 변영운 박사가 첨단 전자현미경 및 AI 분석을 활용한 이차전지 양극 복합체의 표면 열화 메커니즘 규명을 주제로 초청강연을 진행합니다.