Research Professors

• Research-professor June Ho Lee (이준호) E-mail lojuly@postech.ac.kr

  Research Field

  Group theory, Phase transition, Machine learning

  History

  Research Professor in department of Materials Science and Engineering at Pohang University of Science and Technology(POSTECH) (January 2018 ~ Current)

  List of Publications

  June Ho Lee, Jaeseon Kim, Youngjun Park, Yonghun Shin, Eun Ho Kim, Donghwa Lee*, “Unveiling the impact of short-range order of Si-Si dimer in 2D Si2Te3 from First-Principles Calculations”, Small Struct., 2500048 (202504).

  Eun Ho Kim, Jun hyeong Gu, June Ho Lee, Seong Hun Kim, Jaeseon Kim, Hyo Gyeong Shin, Shin Hyun Kim, Donghwa Lee*, “Boosting–crystal graph convolutional neural network for predicting highly imbalanced data: a case study for metal-insulator transition materials”, ACS Appl. Mater. Interfaces, 16, 33, 43734-43741 (202409).

  Jaeseon Kim, June Ho Lee, Seong Hun Kim, Youngjun Park, Unyong Jeong, and Donghwa Lee*, “First-Principles Investigations on Semiconductor-to-Metal Phase Transition of 2D Si2Te3 for Reversible Resistive Switching”, ACS Appl. Mater. Interfaces, 15 (202304).

  Youngkwang Kim, June Ho Lee, Young Hwa Jung, Donghwa Lee*, and Junwoo Son*, “Cooperative coupling of anisotropic phonon modes intensifies visible thermochromism in layered α-MoO3”, Materials Horizon, 9, 1631-1640 (2022).

  Gyujin Song, June Ho Lee, Sangyeop Lee, Dong-Yeob Han, Sungho Choi, Myung-Jun Kwak, Ji-Hyun Jang, Donghwa Lee*, and Soojin Park*, “Highly stable germanium microparticle anodes with a hybrid conductive shell for high volumetric and fast lithium storage”, ACS Appl. Mater. Interfaces, 2022, 14, 750-760 (2022).

  Eun Ho Kim, June Ho Lee, Seong Hun Kim, Jun Hyeong Gu, Donghwa Lee*, “A-site effect on oxidation process of Sn-halide perovskite: first-principles calculations”, J. Phys. Chem. Lett., 12, 9691-9696 (2021).

  June Ho Lee, Seong Hun Kim, Kyung-Yeon Doh, Eun Ho Kim, Donghwa Lee, "First-Principles Calculations to Evaluate Spin-Polarized Metal-to-Insulator Transition of Halide Cuprite Perovskites for Smart Windows", J. Am. Chem. Soc., 142, 35, 14859–14863 (2020).

  Yonghun Shin, Kyung-Yeon Doh, Seong Hun Kim, June Ho Lee, Hohan Bae, Sun-Ju Song and Donghwa Lee*, “Effect of Oxygen vacancies on Electrical conductivity of La0.5Sr0.5FeO3-δ from First-Principles calculations”, J. Mater. Chem. A, 8, 4784-4789 (2020).

Graduate Students

• M.S. Hyeonu Jo (조현우) E-mail hyeonu3026@kookmin..ac.kr

  Research Field

  History

  M.S. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2026 ~ Current)

  List of Publications

• M.S. Seungyoun Jo (조승윤) E-mail syjsyj@postech.ac.kr

  Research Field

  History

  M.S. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (February 2025 ~ Current)

  List of Publications

• Ph.D. Sang woo Park (박상우) E-mail sangwp@postech.ac.kr

  Research Field

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (February 2025 ~ Current)

  List of Publications

• M.S. Hyomin Hong (홍효민) E-mail hyomin6466@postech.ac.kr

  Research Field

  History

  M.S. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2024 ~ Current)

  List of Publications

• M.S. Hyeongbin Park (박형빈) E-mail phb1918@postech.ac.kr

  Research Field

  History

  M.S. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (July 2023 ~ Current)

  List of Publications

• Ph.D. Changhun Kim (김창훈) E-mail light9679@postech.ac.kr

  Research Field

  Interface

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (July 2021 ~ Current)

  List of Publications

  Seong-Min Ko, Seong-Keun Oh, Nu-Ri Cho, Changhun Kim, Donghwa Lee, Seongwoo Kim, Jinkeun Oh, and Young-Kook Lee*,”Effect of Al-based intermetallic coating layer on H uptake during austenitization in 31MnB5 steel”, Acta Mater., 274,119993 (202408).

• Ph.D. Suyun Chae (채수윤) E-mail chaesy0594@postech.ac.kr

  Research Field

  Energy Materials

  History

  Ph.D. in department of Chemical Engineering at Pohang University of Science and Technology (POSTECH) (December 2021 ~ Current)

  List of Publications

• Ph.D. Youngjun Park (박영준) E-mail yjpark29@postech.ac.kr

  Research Field

  Memory materials, Machine learning

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (February 2021 ~ Current)

  List of Publications

  June Ho Lee, Jaeseon Kim, Youngjun Park, Yonghun Shin, Eun Ho Kim, Donghwa Lee*, “Unveiling the impact of short-range order of Si-Si dimer in 2D Si2Te3 from First-Principles Calculations”, Small Struct., 2500048 (202504).

  Jaeseon Kim, June Ho Lee, Seong Hun Kim, Youngjun Park, Unyong Jeong, and Donghwa Lee*, “First-Principles Investigations on Semiconductor-to-Metal Phase Transition of 2D Si2Te3 for Reversible Resistive Switching”, ACS Appl. Mater. Interfaces, 15 (202304).

• Ph.D. Hyeon Kim (김현) E-mail khyeon@postech.ac.kr

  Research Field

  Memory materials, Material informatics using NLP, First-principles calculations

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (June 2020 ~ Current)

  List of Publications

  Changhyun Lim, Hyogyun Roh, Hyeon Kim, Dayoung Kwon, Okkyun Seo, Jiayi Tang, Takeshi Watanabe, Wooyul Kim, Donghwa Lee*, Kijung Yong*, "Selective and Long-Term Stable Ammonia Electrolysis Using Pt–WOx Catalysts with Suppressed NOx Formation and Enhanced Activity", Advanced Science, accepted (2025).

  Jaeyeon Oh, Hyeon Kim, Sungjin Cho, Jaegun Sim, Seungwook Choi, Ansoon Kim, Woo Lee, Seongpil An*, Byung Hee Hong*, Donghwa Lee*, Yeonhoo Kim*, "Electrochemically Chlorinated Graphene for Ultrafast NO2 Detection at Room Temperature", J. Mater. Chem. A (202509). https://doi.org/10.1039/d5ta05009j

  Hyeon Kim, Seong Hun Kim, Jaeseon Kim, Eun Ho Kim, Jun Hyeong Gu, Donghwa Lee*, “A Keyword-based Approach to Analyzing Scientific Research Trends: ReRAM Present and Future”, Sci. Rep., 15, 1 (202504).

• Ph.D. Jun Hyeong Gu (구준형) E-mail rnwnsgud1234@postech.ac.kr

  Research Field

  AI for science, XAI, Energy materials

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2020 ~ Current)

  List of Publications

  Hyeon Kim, Seong Hun Kim, Jaeseon Kim, Eun Ho Kim, Jun Hyeong Gu, Donghwa Lee*, “A Keyword-based Approach to Analyzing Scientific Research Trends: ReRAM Present and Future”, Sci. Rep., 15, 1 (202504).

  Eun Ho Kim, Jun hyeong Gu, June Ho Lee, Seong Hun Kim, Jaeseon Kim, Hyo Gyeong Shin, Shin Hyun Kim, Donghwa Lee*, “Boosting–crystal graph convolutional neural network for predicting highly imbalanced data: a case study for metal-insulator transition materials”, ACS Appl. Mater. Interfaces, 16, 33, 43734-43741 (202409).

  Jihye Park, Jun Hyeong Gu, Myeong Ju Lee, Sun Hwa Park, Junghoon Jahng, Donghwa Lee, Young-Gi Lee, Hosun Shin*, Jung-Yong Lee*, Jae Yong Song*, “Spontaneous electrochemical stabilization of nanostructured organic electrodes by field induced charge-transfer”, Energy Storage Mater., 61, 102896 (202307).

  Eun Ho Kim, June Ho Lee, Seong Hun Kim, Jun Hyeong Gu, Donghwa Lee*, “A-site effect on oxidation process of Sn-halide perovskite: first-principles calculations”, J. Phys. Chem. Lett., 12, 9691-9696 (2021)

• Ph.D. Hyo Gyeong Shin (신효경) E-mail hyogyeong@postech.ac.kr

  Research Field

  Defect properties, First-principles calculations, Memory materials

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2020 ~ Current)

  List of Publications

  Hyo Gyeong Shin, Eun Ho Kim, Jaeseon Kim, Hyo Kim, Donghwa Lee*, “Ruddlesden-Popper tolerance factor: An indicator predicting stability of 2D Ruddlesden-Popper Phases”, Acta Mater., 292, 120999 (202506).

  Eun Ho Kim, Jun hyeong Gu, June Ho Lee, Seong Hun Kim, Jaeseon Kim, Hyo Gyeong Shin, Shin Hyun Kim, Donghwa Lee*, “Boosting–crystal graph convolutional neural network for predicting highly imbalanced data: a case study for metal-insulator transition materials”, ACS Appl. Mater. Interfaces, 16, 33, 43734-43741 (202409).

• Ph.D. Seon-Gyu Kim (김선규) E-mail tjsrb2507@postech.ac.kr

  Research Field

  First-principles calculations, Multi-principal element alloys

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2020 ~ Current)

  List of Publications

  Hyojin Park, Seon-Gyu Kim, Sujung Son, Jeong Ah Lee, Hyojeong Ha, Donghwa Lee, Young-Kook Lee, Renhao Wu, Hyoung Seop Kim, "Temperature-Driven Kinetics of Discontinuous L12–B2 Competition Enables Core–Shell Architecture and Strengthening in a Ni-Based High-Entropy Alloy", Materials Science & Engineering A (202511).

  Jong-Kwan Lee , Seon-Gyu Kim , Donghwa Lee , Byeong-Joo Lee "Understanding the Synergistic Co-Mo Effect in Maraging Steels: Redistribution of Solute Atoms." Acta Materialia (2025): 121171.

  Yang Zuo, Yu Fu, Renlong Xiong, Huabei Peng*, Hui Wang*, Yuhua Wen, Seon-Gyu Kim, Donghwa Lee, Hyoung Seop Kim*, “Cryogenic deformation strengthening mechanisms in FeMnSiNiAl high-entropy alloys”, Acta Mater., 120554 (202400)

  Yu, S. H., Jeong, H. B., Kwon, G. H., Kim, S. G., Lee, D., & Lee, Y. K., "Origin of tearing topography surface in hydrogen-charged pearlitic steel", Acta Materialia, 119116. (2023)

• Ph.D. Shin Hyun Kim (김신현) E-mail kellet0726@postech.ac.kr

  Research Field

  Surface/interface chemistry, Materials design

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2020 ~ Current)

  List of Publications

  Gang Hee Gu, Shin Hyun Kim, Sung-Gyu Heo, Yongju Kim, Jaemin Wang, Hyeonseok Kwon, Donghwa Lee, Goo-Hwan Jeong, Byeong-Joo Lee, Dong Jun Lee, Hyoung Seop Kim*, “Strategic enhancement of CoCrFeMnNi high-entropy alloy mechanical properties through a high-strength nano-scale nitride layer without geometrical or tolerance constraints“, Inter. J. Plast., 185, 104235 (202502).

  Eun Ho Kim, Jun hyeong Gu, June Ho Lee, Seong Hun Kim, Jaeseon Kim, Hyo Gyeong Shin, Shin Hyun Kim, Donghwa Lee*, “Boosting–crystal graph convolutional neural network for predicting highly imbalanced data: a case study for metal-insulator transition materials”, ACS Appl. Mater. Interfaces, 16, 33, 43734-43741 (202409).

• Ph.D. Eunji Ahn (안은지) E-mail eunjiahn@postech.ac.kr

  Research Field

  Heterogeneous catalysis, Machine learning

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2019 ~ Current)

  List of Publications

  Hyeonwoong Hwang, Hanseo Bae, Eunji Ahn, Donghwa Lee, Sei Kwang Hahn* and Jong Kyu Kim*, "TiO2 Nanohelices Decorated with Homogeneous Au-Pd Core-Shell Nanocatalysts for Selective Toluene Gas Detection", Small (202506).

  Sang-Hoon You, Hyejin Lee, Eunji Ahn, Kyu-Su Kim, Byung-Jo Lee, Dongwon Shin, Vinod K Paidi, Donghwa Lee*, Byungchan Bae*, Kug‐Seung Lee*, Yong-Tae Kim*, “Enhancement of the Hydrogen Oxidation Reaction in Alkaline Media via Bi-functional Effect using Tantalum as Oxophilic Agent on NiMo/C”, ACS Catalysis, 13, 6813-6822(202305).

• Ph.D. Kyung-Yeon Doh (도경연) E-mail kydoh92@postech.ac.kr

  Research Field

  Interface prediction, Multi-principal element alloys, First-principles molecular dynamics

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (March 2017 ~ Current)

  List of Publications

  Hyeji Sim, Kyung-Yeon Doh, Yunkyu Park, Kyung Song, Gi-Yeop Kim, Junwoo Son, Donghwa Lee*, Si-Young Choi*, “Crystallographic Pathways to Tailoring Metal-Insulator Transition through Oxygen Transport in VO2“, Small, 2402260 (202407).

  Jiye Kim, Kyung-Yeon Doh, Seokho Moon, Chang-Won Choi, Hokyeong Jeong, Jaewon Kim, Wonseok Yoo, Kyungwook Park, Kyeongock Chong, Chunhyng Chung, Hanmei Choi, Si-Young Choi, Donghwa Lee, and Jong Kyu Kim*, “Conformal Growth of Hexagonal Boron Nitride on High-Aspect-Ratio Silicon-Based Nanotrenches”, ACS Chem. Mater., 35, 2429-2438 (202303).

  Yunkyu Park, Hyeji Sim, Kyung-Yeon Doh, Minguk Jo, Donghwa Lee, Si-Young Choi, Junwoo Son*, “Anionic flow valve across oxide heterointerfaces by remote electron doping”, Nano Lett., 22, 23, 9306-9312 (2022).

  Odongo Francis Ngome Okello, Kyung-Yeon Doh, Hye Su Kang, Kyung Song, Yong-Tae Kim, Kwang Ho Kim, Donghwa Lee*, Si-Young Choi*, ” Visualization of transition metal decoration on h-BN surface”, Nano Letters, (2021).

  Jin Woo Park, Yeongsu Lim, Kyung-Yeon Doh, Min Tai Jung, Young In Jeon, In Seok Yang, Hyeon-seo Choi, Jeongho Kim*, Dongwa Lee* and Wan In Lee*, “Enhancement of the photovoltaic properties of Ag2BiI5 by Cu doping”, Sustain. Energy Fuels, (2021).

  Yong Hee Jo, Junha Yang, Won-Mi Choi, Kyung-Yeon Doh, Donghwa Lee, Hyoung Seop Kim, Byeong-Joo Lee, Seok Su Sohn, Sunghak Lee, “Body-centered-cubic martensite and the role on room-temperature tensile properties in Si-added SiVCrMnFeCo high-entropy alloys”, J. Mater. Sci. Technol., 76,222-230 (2021).

  Yong Hee Jo, Junha Yang, Won-Mi Choi, Kyung-Yeon Doh, Donghwa Lee, Hyoung Seop Kim, Byeong-Joo Lee, Seok Su Sohn, Sunghak Lee, “Body-centered-cubic martensite and the role on room-temperature tensile properties in Si-added SiVCrMnFeCo high-entropy alloys”, Accepted, J. Mater. Sci. Technol., J-MST-D-20-00423R1 (2020).

  June Ho Lee, Seong Hun Kim, Kyung-Yeon Doh, Eun Ho Kim, Donghwa Lee, "First-Principles Calculations to Evaluate Spin-Polarized Metal-to-Insulator Transition of Halide Cuprite Perovskites for Smart Windows", J. Am. Chem. Soc., 142, 14859–14863 (2020).

  Yong Hee Jo, Junha Yang, Kyung-Yeon Doh, Woojin An, Dae Woong Kim, Hyokyung Sung, Donghwa Lee, Hyoung Seop Kim, Seok Su Sohn*, Sunghak Lee*, “Analysis of damage-tolerance of TRIP-assisted V10Cr10Fe45Co30Ni5 high-entropy alloy at room and cryogenic temperatures”, J. Alloys Compd., 785, 156090 (2020).

  Yonghun Shin, Kyung-Yeon Doh, Seong Hun Kim, June Ho Lee, Hohan Bae, Sun-Ju Song and Donghwa Lee*, “Effect of Oxygen vacancies on Electrical conductivity of La0.5Sr0.5FeO3-δ from First-Principles calculations”, J. Mater. Chem. A, 8, 4784-4789 (2020).

  Noho Lee, Il Yong Choi, Kyung-Yeon Doh, Jaewon Kim, Si-Young Choi, Donghwa Lee and Jong Kyu Kim, "Enhanced catalytic activity of Edge-Exposed 1T-WS2/WO3 nanohelix array for efficient water splitting", J. Mater. Chem. A, 7, 26378-26384 (2019).

  Yong Hee Jo, Kyung-Yeon Doh, Dong Geun Kim, Kwanho Lee, Hyokyung Sung , Seok Su Sohn , Donghwa Lee, Hyoung Seop Kim, Byeong-Joo Lee and Sunghak Lee, "Cryogenic-temperature fracture toughness analysis of non-equi-atomic V10Cr10Fe45Co20Ni15 high-entropy alloy", J. Alloys Compd., 809, 151864 (2019)

  Y.H. Jo, D.G. Kim, M.C. Jo, Kyung-Yeon Doh, S.S. Sohn, Donghwa Lee, H.S. Kim, B.J. Lee and S. Lee, "Effects of deformation–induced BCC martensitic transformation and twinning on impact toughness and dynamic tensile response in metastable VCrFeCoNi high–entropy alloy", Journal of Alloys and Compounds, 785, 1056-1067 (2019).

Intern

• Intern Yun Hojun (윤호준) E-mail iwantreptile@naver.com

  Research Field

  History

  B.S. in Materials Science and Engineering, Pusan National University

  List of Publications

Alumni

• Post-Doc. Eun Ho Kim (김은호) E-mail eunhkim@postech.ac.kr

  Research Field

  Metal-insulator transition, Machine learning for material screening

  History

  Samsung Display (December 2025 ~)

  Post-Doc. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (August 2025 ~ December 2025)

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (February 2019 ~ August 2025)

• Ph.D. Jaeseon Kim (김재선) E-mail jaeseonkim@postech.ac.kr

  Research Field

  Memory materials, Machine learning for material properties, Defect chemistry

  History

  Samsung Electro-Mechanics (February 2024 ~ Current)

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (February 2019 ~ August 2025)

• M.S. Siyeong Park (박시영) E-mail vision0407@postech.ac.kr

  Research Field

  Energy materials

  History

  Ph.D. in Graduate Institute of Ferrous & Eco Materials Technology (GIFT) - Department of Battery Engineering Energy Materials Research Laboratory (EMRL) (February 2025 ~ Current)

  M.S. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (January 2023 ~ February 2025)

• Collaborator Gyu-Ri Park (박규리) E-mail pgr0612@postech.ac.kr

  Research Field

  History

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (September 2017 ~ September 2023)

• M.S. Jinchul Kim (김진철) E-mail kimhc30918@postech.ac.kr

  Research Field

  Memory materials, Machine learning

  History

  Samsung Electronics (February 2023 ~ Current)

  M.S. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (February 2021 ~ February 2023)

• Ph.D. Yonghun Shin (신용훈) E-mail hoonie@postech.ac.kr

  Research Field

  Energy materials, First-principles calculations

  History

  Samsung Electronics (February 2025 ~ Current)

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (September 2017 ~ February 2025)

• Ph.D. Seong-Hun Kim (김성훈) E-mail seonghun92.kim@samsung.com

  Research Field

  Defect properties, Machine learning, Materials design

  History

  Samsung Electro-Mechanics (February 2024 ~ Current)

  Ph.D. in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) ( August 2017 ~ February 2024)

• Post-Doc. Bohyung Kim (김보형) E-mail bdybkim@postech.ac.kr

  Research Field

  History

  Postdoc in department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) (June 2020 ~ February 2022)

• Collaborator Tae-Hyung Lee (이태형) E-mail sunshinety@snu.ac.kr

  Research Field

  History

  Stanford University, Chemical Engineering, Prof. Thomas Jaramillo (Visiting Scholar, Postdoc) (August 2021 ~ Current)

  Seoul National University, Chemical and Biological Engineering, Prof. Jungwon Park (Postdoc) (August 2021 ~ Current)

  Seoul National University, Chemical and Biological Engineering, Prof. Jungwon Park (Ph.D.) (September 2017 ~ August 2021)