학력사항

• Mar. 2017~ Mar. 2022 : Ph. D., Department of Physics, Sungkyunkwan University Thesis: “Strongly Correlated Quantum Phenomena in Atomic-scale SrRuO3/SrTiO3 Superlattices” advised by Prof. Woo Seok Choi
• Mar. 2011~ Feb. 2017 : B. S., Department of Physics, Incheon National University

경력사항

• Sep. 2026 ~ Now : Assistant Professor, Department of Physics, Hankuk University of Foreign Studies
• Mar. 2023 ~ Aug. 2026 : Post-Doctoral Associate, Chemical Engineering and Materials Science, University of Minnesota, advised by Prof. Bharat Jalan
• Mar. 2022~ Feb. 2023 : Postdoctoral Researcher, Department of Physics, Institute for Basic Science, Sungkyunkwan University, advised by Prof. Woo Seok Choi

연구분야

• Atomic-scale epitaxy, pulsed laser epitaxy, (hybrid) molecular beam epitaxy, synchrotron X-ray and neutron experiments, artificial superlattice, (anti-)ferromagnetic, altermagnetic, ferroelectric, multiferroic, phase transition, low-dimensional magnetism, magnon, chiral phonon, spin-phonon coupling, anomalous Hall effect, ultrafast (magneto)optics, power electronics, high-k semiconductors, wide-bandgap semiconductors, energy materials

주요논문 및 저서

• [40] Johnathas D. S. Forte§, Seung Gyo Jeong§, Anand Santhosh, Seungjun Lee, Bharat Jalan, Tony Low, Strain Engineering of Altermagnetic Symmetry in Epitaxial RuO2 Films, Phys. Rev. B 114, 084408 (2026). §Equal contributions
• [39] Yichen Zhang§, Seung Gyo Jeong§, Luca Buiarelli, Seungjun Lee, Yucheng Guo, Jiaqin Wen, Hang Li, Sreejith Nair, In Hyeok Choi, Zheng Ren, Ziqin Yue, Jounghoon Hyun, Tieqiong Zhang, Alexei Fedorov, Sung-Kwan Mo, Hojoon Lim, Adrian Hunt, Iradwikanari Waluyo, Junichiro Kono, Jan Minar, Jong Seok Lee, Tony Low, Turan Birol, Rafael M. Fernandes, Milan Radovic, Bharat Jalan, Ming Yi, Observation of mirror-odd and mirror-even spin texture in epitaxially-strained RuO2, Sci. Adv. 12, eaec2917 (2026). §Equal contributions
• [38] Seungjun Lee, Seung Gyo Jeong, Jian-Ping Wang, Bharat Jalan, and Tony Low, Strain-Driven Altermagnetic Spin Splitting Effects in RuO2, Nano Lett. 26, 8110 (2026).
• [37] Majid Mohseni, Shivasheesh Varshney, Seung Gyo Jeong, Amber Walton, C. Daniel Frisbie, and Bharat Jalan, Wafer-scale High-k SrTiO3 Dielectrics with Rational Barrier-layer Design for Low Leakage and High Charge Density, J. Vac. Sci. Technol. A 44, 043203 (2026).
• [36] Molly E. Vitale-Sullivan, Rajkumar Jana, Sreejith Nair, Seung Gyo Jeong, Matthew Neurock, Bharat Jalan, Kelsey A. Stoerzinger, Facet-Dependent Selectivity of Rutile IrO2 for Oxygen and Chlorine Evolution Reactions, ChemElectroChem 13, e70201 (2026).
• [35] Jegon Lee, Do-Hyun Kim, Seulgi Ji, Sangmoon Yoon, Seung Hyun Nam, Jucheol Park, Jin Young Oh, Seung Gyo Jeong, Jong-Seong Bae, Sang A Lee, Heechae Choi, and Woo Seok Choi, Awakening catalytically active surface of BaRuO3 for alkaline hydrogen evolution, Chinese. J. Catal. 83, 341 (2026).
• [34] Seung Gyo Jeong, Bonnie Y.X. Lin, Mengru Jin, In Hyeok Choi, Seungjun Lee, Zhifei Yang, Sreejith Nair, Rashmi Choudhary, Juhi Parikh, Anand Santhosh, Matthew Neurock, Kelsey A. Stoerzinger, Jong Seok Lee, Tony Low, Qing Tu, James M. LeBeau, and Bharat Jalan, Strain-stabilized interfacial polarization tunes work function over 1 eV in RuO2/TiO2 heterostructures, Nat. Commun. 17, 2516 (2026).
• [33] Seung Gyo Jeong§, In Hyeok Choi§, Sreejith Nair, Luca Buiarelli, Bita Pourbahari, Jin Young Oh, Bonnie Y.X. Lin, James M. LeBeau, Nabil Bassim, Daigorou Hirai, Ambrose Seo, Woo Seok Choi, Rafael M. Fernandes, Turan Birol, Liuyan Zhao, Jong Seok Lee, and Bharat Jalan, Altermagnetic polar metallic phase in ultrathin epitaxially strained RuO2 films, Proc. Natl. Acad. Sci. USA. 123, e2526641123 (2026). §Equal contributions
• [32] Fengdeng Liu, Zhifei Yang, Yao Luo, Silu Guo, Chi Zhang, Sooho Choo, Xiaotian Xu, Seung Gyo Jeong, Jitin Sathish Kumar, Xiaojia Wang, Andre Mkhoyan, Marco Bernardi, and Bharat Jalan, Understanding Polaronic Transport in Complex Oxides by Combining Precise Synthesis and First-Principles Many-Body Theory, Rep. Prog. Phys. 89, 028003 (2026).
• [31] In Hyeok Choi§, Seung Gyo Jeong§, Bharat Jalan, Jong Seok Lee, Exploring Altermagnetism in RuO2: From Conflicting Experiments to Emerging Consensus, Nano Converg. 13, 1 (2026). §Equal contributions
• [30] Qi Jia, Sreejith Nair, Yifei Yang, Seung Gyo Jeong, Seungjun Lee, Denis Tonini, Shuang Liang, Yu-Chia Chen, Onri Jay Benally, Brahmdutta Dixit, Tony Low, Bharat Jalan, and Jian-Ping Wang, Correction of out-of-plane spin torque extracted from second harmonic Hall measurements: The role of antisymmetric planar Hall effects, Phys. Rev. B 112, 174409 (2025).
• [29] Seung Gyo Jeong§, Minjae Kim§, Jin Young Oh§, Youngeun Ham, Seong Won Cho, Jihyun Kim, In Hyeok Choi, Tuson Park, Jong Seok Lee, Deok-Yong Cho, Suyoun Lee, Bongjae Kim, and Woo Seok Choi, Strain engineering of van Hove singularity and coupled itinerant ferromagnetism in quasi-2D oxide superlattices, Appl. Phys. Rev. 12, 041406 (2025). §Equal contributions
• [28] Dongjea Seo, Shivanshu Mishra, Ruixue Li, Jiaxuan Wen, Seung Gyo Jeong, Brayden Lukaskawcez, Seungjun Lee, Tony Low, Alexander S. McLeod, Bharat Jalan, and Steven J. Koester, A Strategic Approach for Enhanced p-Type Doping of WSe2 p-MOSFETs Using an Atomic Oxidation Process, Adv. Elec. Mater. 9, e00108 (2025).
• [27] Seung Gyo Jeong§, In Hyeok Choi§, Seungjun Lee§, Jin Young Oh, Sreejith Nair, Jae Hyuck Lee, Changyoung Kim, Ambrose Seo, Woo Seok Choi, Tony Low, Jong Seok Lee, and Bharat Jalan, Anisotropic Strain Relaxation-Induced Directional Ultrafast Carrier Dynamics in RuO2 Films, Sci. Adv. 11, eadw7125 (2025). §Equal contributions UMN CSE News
• [26] Seung Gyo Jeong§, Seungjun Lee§, Bonnie Lin, Zhifei Yang, In Hyeok Choi, Jin Young Oh, Sehwan Song, Seung wook Lee, Sreejith Nair, Rashmi Choudhary, Juhi Parikh, Sungkyun Park, Woo Seok Choi, Jong Seok Lee, James M. LeBeau, Tony Low, and Bharat Jalan, Metallicity and anomalous Hall effect in epitaxially strained, atomically thin RuO2 films, Proc. Natl. Acad. Sci. USA. 122, e2500831122 (2025). §Equal contributions UMN CSE News
• [25] Yifei Yang, Sreejith Nair, Yihong Fan, Yu-Chia Chen, Qi Jia, Onri Jay Benally, Seungjun Lee, Seung Gyo Jeong, Zhifei Yang, Tony Low, Bharat Jalan, and Jian-Ping Wang, Coexistence of unconventional spin Hall effect and antisymmetric planar Hall effect in IrO2, Appl. Phys. Lett. 126, 102403 (2025).
• [24] In Hyeok Choi§, Seung Gyo Jeong§, Do gyeom Jeong, Ambrose Seo, Woo Seok Choi, and Jong Seok Lee, Engineering the Coherent Phonon Transport in Polar Ferromagnetic Oxide Superlattices, Adv. Sci. 12, 2407382 (2025). §Equal contributions
• [23] Anil Kumar Rajapitamahuni, Sreejith Nair, Zhifei Yang, Anusha Kamath Manjeshwar, Seung Gyo Jeong, William Nunn, and Bharat Jalan, Thickness-dependent insulator-to-metal transition in epitaxial RuO2 films, Phy. Rev. Mater. 8, 075002 (2024).
• [22] In Hyeok Choi, Seung Gyo Jeong, Sehwan Song, Sungkyun Park, Donbin Shin, Woo Seok Choi, Jong Seok Lee, Real-time dynamics of angular momentum transfer from spin to acoustic chiral phonon in oxide heterostructures, Nat. Nanotech. 19, 1277 (2024).
• [21] Minjae Son, Karishma Sualiheen, Sangjin Choi, Seung Gyo Jeong, Jong‑Seong Bae, Seungyong Eom, Do Hyung Kim, Joonghoe Dho, Bharat Jalan, Dooyong Lee, Kyeong Tae Kang, Optimizing Surface Treatment for Nb-doped SrTiO3 Substrates: Effects on Structural and Chemical Properties, J. Kor. Phys. Soc. 85, 183 (2024).
• [20] Seung Gyo Jeong§, Seong Won Cho§, Sehwan Song, Jin Young Oh, Do Gyeom Jeong, Gyeongtak Han, Hu Young Jeong, Ahmed Yousef Mohamed, Woo-suk Noh, Sungkyun Park, Jong Seok Lee, Suyoun Lee, Young-Min Kim, Deok-Yong Cho, and Woo Seok Choi, Dimensionality Engineering of Magnetic Anisotropy from Anomalous Hall Effect in Synthetic SrRuO3 Crystals, Nano Lett. 24, 7979 (2024). §Equal contributions Cover
• [19] Arnab De, Min-Hyoung Jung, Young Hoon Kim, Seong Bin Bae, Seung Gyo Jeong, Jin Young Oh, Youngju Choi, Hojin Lee, Yunseok Kim, Taekjib Choi, Young Min Kim, Sang Mo Yang, Hu Young Jeong, and Woo Seok Choi, Symmetry Engineering of Epitaxial Hf0.5Zr0.5O2 Ultrathin Films, ACS Appl. Mater. Interfaces 16, 27532 (2024).
• [18] Seung Hyun Nam, Do Hyun Kim, Jegon Lee, Sangmoon Yoon, Jong-Seong Bae, Jin Young Oh, Seung Gyo Jeong, Jucheol Park, Jae-Yeol Hwang, Sang A Lee, and Woo Seok Choi, Ba-leaching-initiated structural destabilization of perovskite Ruthenates during the oxygen evolution reaction, Surf. Interfaces 49, 104341 (2024).
• [17] Sehwan Song, Dooyong Lee, Yeongjun Son, Yesul Choi, Jiwoong Kim, Seunghoon Han, Jisung Lee, Seokjun Kim, Seung Gyo Jeong, Si-Heon Lim, Jiafeng Yan, Songkil Kim, Woo Seok Choi, Hyun Ho Kim, Jaeyong Kim, Jong-Seong Bae, Naohisa Takesue, Changyong Hwang, Sungkyun Park, Reactive Oxidation Induced Stoichiometric Modulation of Multivalent Vanadium Oxides, Small Sci. 4, 202300171 (2024).
• [16] Rahma Dhani Prasetiyawati, Seung Gyo Jeong, Chan-Koo Park, Sehwan Song, Sungkyun Park, Tuson Park, and Woo Seok Choi, Tunable electron scattering mechanism in plasmonic SrMoO3 thin films, Curr. Appl. Phys. 53, 110 (2023).
• [15] Seung Gyo Jeong§, Jihyun Kim§, Taewon Min§, Sehwan Song, Woo-suk Noh, Sungkyun Park, Tuson Park, Jong Mok Ok, Jaekwang Lee, and Woo Seok Choi, Exotic magnetic anisotropy near digitized dimensional Mott boundary, Small 19, 2303176 (2023). §Equal contributions Frontpices
• [14] Seung Gyo Jeong, Lin Hao, Jin Young Oh, Jian Liu, and Woo Seok Choi, Correlated Quantum Phenomena of Spin-Orbit Coupled Perovskite Oxide Heterostructures: Cases of SrRuO3 and SrIrO3 Artificial Oxide Superlattices, Adv. Funct. Mater. 33, 2301770 (2023).
• [13] In Hyeok Choi§, Seung Gyo Jeong§, Taewon Min, Jaekwang Lee, Woo Seok Choi, and Jong Seok Lee, Giant enhancement of electron-phonon coupling in dimensionality-controlled SrRuO3 heterostructures, Adv. Sci. 10, 2300012 (2023). §Equal contributions
• [12] Seung Gyo Jeong, Ahmed Yousef Mohamed, Deok-Yong Cho, and Woo Seok Choi, Atomic and Electronic Structures of Correlated SrRuO3/SrTiO3 Superlattices, J. Kor. Phys. Soc. 82, 386 (2023).
• [11] Seung Gyo Jeong, Sehwan Song, Sungkyun Park, Valeria Lauter, and Woo Seok Choi, Atomic-Scale Modulation of Synthetic Magnetic Order in Oxide Superlattices, Small Methods 7, 2201386 (2023). Frontpices
• [10] Seung Gyo Jeong, Ambrose Seo, and Woo Seok Choi, Atomistic Engineering of Phonons in Functional Oxide Heterostructures, Adv. Sci. 9, 2103403 (2022). SKKU News
• [9] Seung Gyo Jeong, Jiwoong Kim, Ambrose Seo, Sungkyun Park, Hu Young Jeong, Young-Min Kim, Valeria Lauter, Takeshi Egami, Jung Hoon Han, and Woo Seok Choi, Unconventional Interlayer Exchange Coupling via Circular Phonons in Synthetic Magnetic Oxide Heterostructures, Sci. Adv. 8, eabm4005 (2022). SKKU News
• [8] Seong Won Cho§, Seung Gyo Jeong§, Hee Young Kwon, Joon Young Kwak, Sehwan Song, Sungkyun Park, Woo Seok Choi, Suyoun Lee, Jun Woo Choi, Tailoring topological Hall effect in SrRuO3/SrTiO3 superlattices, Acta Mater. 216, 117153 (2021). §Equal contributions
• [7] Seung Gyo Jeong§, Hyeonbeom Kim§, Sung Ju Hong§, Dongseok Suh, Woo Seok Choi, Symmetry-Driven Spin-Wave Gap Modulation in Nanolayered SrRuO3/SrTiO3 Heterostructures: Implications for Spintronic Applications, ACS Appl. Nano Mater. 4, 2160 (2021). §Equal contributions
• [6] Hyun Il Seo, Sungmin Woo, Jihyun Kim, Seung Gyo Jeong, Tuson Park, and Woo Seok Choi, Crystalline symmetry-dependent magnon formation in itinerant ferromagnet SrRuO3, Phys. Rev. B 103, 045104 (2021).
• [5] Seung Gyo Jeong, Suyoun Lim, Jiwoong Kim, Sungkyun Park, Hyunsik Jeong, and Woo Seok Choi, Spin-phonon coupling in epitaxial SrRuO3 heterostructures, Nanoscale 12, 13926 (2020).
• [4] Seung Gyo Jeong, Gyeongtak Han, Sehwan Song, Taewon Min, Ahmed Yousef Mohamed, Sungkyun Park, Jaekwang Lee, Hu Young Jeong, Young-Min Kim, Deok-Yong Cho, and Woo Seok Choi, Propagation Control of Octahedral Tilt in SrRuO3 via Artificial Heterostructuring, Adv. Sci. 7, 2001643 (2020).
• [3] Seung Gyo Jeong§, Taewon Min§, Sungmin Woo, Jiwoong Kim, Yu-Qiao Zhang, Seong Won Cho, Jaeseok Son, Young-Min Kim, Jung Hoon Han, Sungkyun Park, Hu Young Jeong, Hiromichi Ohta, Suyoun Lee, Tae Won Noh, Jaekwang Lee, and Woo Seok Choi, Phase Instability amid Dimensional Crossover in Artificial Oxide Crystal, Phys. Rev. Lett. 124, 026401 (2020). §Equal contributions
• [2] Huimin Jeong, Seung Gyo Jeong, Ahmed Yousef Mohamed, Minji Lee, Woo-suk Noh, Younghak Kim, Jong-Seong Bae, Woo Seok Choi, and Deok-Yong Cho, Thickness-Dependent Orbital Hybridization in Ultrathin SrRuO3 Epitaxial Films, Appl. Phys. Lett. 115, 092905 (2019).
• [1] Tae Sup Yoo, Sang A Lee, Changjae Roh, Seunghun Kang, Daehee Seol, Xinwei Guan, Jong-Seong Bae, Ji Woong Kim, Young-Min Kim, Hu Young Jeong, Seunggyo Jeong, Ahmed Yousef Mohamed, Deok-Yong Cho, Ji Young Jo, Sungkyun Park, Tom Wu, Yunseok Kim, Jongseok Lee, and Woo Seok Choi, Ferroelectric Polarization Rotation in Order-Disorder-Type LiNbO3 Thin Films, ACS Appl. Mater. Interfaces 10, 41471 (2018).