Dr. Woo Hyeon Jeong

Visiting Postdoctoral Researcher

Department of Chemistry, University of Oxford

whjeong@g.skku.edu

Bio: Woo Hyeon completed his integrated MS and PhD courses (2018~2023) in Chemistry at Hanyang University, and he worked in Laboratory for Optoelectronic and Versatile Energy Devices, with Prof. Hyosung Choi as his supervisor. His PhD was focused on developing optoelectronic devices using perovskite via surface and structural engineering. His postdoctoral research experience is in the laboratory of Prof. Bo Ram Lee, Department of Advanced Materials & Engineering, Sungkyunkwan University, from 2023-2024. His work is funded by Brainlink programme, from South Korea.

Location: Inorganic Chemistry Laboratory, University of Oxford, South Parks Road, Oxford OX1 3QR

Selected Publications:

W. H. Jeong, J. Ye,* J. Kim, R. Xu, X. Shen, C.-Y. Chang, E. L. Quinn, H. Ahn, M. H. Song, P. D. Nellist, H. J. Snaith, Y. Zhang, B. R. Lee,* R. L. Z. Hoye.* Enhanced Stability and Linearly Polarized Emission from CsPbI₃ Perovskite Nanoplatelets through A-site Cation Engineering. Light: Science & Applications, 2026, 15, DOI: 10.1038/s41377-025-02135-y

Alexandra J. Ramadan^‡*, Woo Hyeon Jeong^‡, Robert D. J. Oliver, Junke Jiang, Akash Dasgupta, Zhongcheng Yuan, Joel Smith, Jae Eun Lee, Silvia G. Motti, Olivia Gough, Zhenlong Li, Laura M. Herz, Michael B. Johnston, Hyosung Choi, Jacky Even, Claudine Katan, Bo Ram Lee* and Henry J. Snaith* "The Role of the Organic Cation in Developing Efficient Green Perovskite LEDs Based on Quasi-2D Perovskite Heterostructures" Advanced Functional Materials, 2024, 34, 2309653

Woo Hyeon Jeong^‡, Seongbeom Lee^‡, Hochan Song, Xinyu Shen, Hyuk Choi, Yejung Choi, Jonghee Yang, Jung Won Yoon, Zhongkai Yu, Jihoon Kim, Gyeong Eun Seok, Jeongjae Lee, Hyun You Kim, Henry J. Snaith, Hyosung Choi*, Sung Heum Park* and Bo Ram Lee* "Synergistic Surface Modification for High Efficiency Perovskite Nanocrystal Light-Emitting Diodes: Divalent Metal Ion Doping and Halide-based Ligand Passivation" Advanced Science, 2024, 11, 2305383

Hochan Song^‡, Jonghee Yang^‡, Woo Hyeon Jeong^‡, Jeongjae Lee^‡, Tack Ho Lee, Jung Won Yoon, Hajin Lee, Alexandra J. Ramadan, Robert D. J. Oliver, Seong Chan Cho, Seul Gi Lim, Ji Won Jang, Zhongkai Yu, Jae Taek Oh, Eui Dae Jung, Myoung Hoon Song, Sung Heum Park, James R. Durrant, Henry. J. Snaith, Sang Uck Lee, Bo Ram Lee* and Hyosung Choi* "A Universal Perovskite Nanocrystal Ink for High-Performance Optoelectronic Devices" Advanced Materials, 2023, 35, 2209486

Zhongkai Yu^‡, Woo Hyeon Jeong^‡, Keehoon Kang^‡, Hochan Song, Xinyu Shen, Hyungju Ahn, Seok Woo Lee, Xiangyang Fan, Ji Won Jang, Su Ryong Ha, Jeong Wan Min, Jong Hyun Park, Jongmin Han, Eui Dae Jung, Myoung Hoon Song, Dong Wook Chang, Won Bin Im, Sung Heum Park, Hyosung Choi* and Bo Ram Lee*, "Polymer/Small-Molecule Binary-Blend Hole Transport Layer for Enhancing Charge Balance in Blue Perovskite Light Emitting Diodes" Journal of Materials Chemistry A, 2022, 10, 13928–13935

Woo Hyeon Jeong^‡, Zhongkai Yu^‡, Luca Gregori^‡, Jonghee Yang^‡, Su Ryong Ha, Ji Won Jang, Hochan Song, Jong Hyun Park, Eui Dae Jung, Myoung Hoon Song, Sung Heum Park, Henry J. Snaith, Alberto Boretti, Filippo De Angelis, Daniele Meggiolaro*, Jeongjae Lee*, Hyosung Choi* and Bo Ram Lee* "In situ cadmium surface passivation of perovskite nanocrystals for blue LEDs", Journal of Materials Chemistry A, 2021, 9, 26750−26757