People

The group.

Principal
investigator

Jai Hyun Koh, PhD고재현

Senior Research Scientist | 선임연구원
Clean Energy Research Center
Korea Institute of Science and Technology

PhD, The University of Texas at Austin, 2019
MS, Seoul National University, 2013
BS, Seoul National University, 2011

MembersGraduate students and postdoctoral scholars.

MS/PhD student (4th year)
Korea University
co-advised by Prof. Jinhan Cho
BS, Hanseo University, 2023

Ionomers, catalyst layer

MS/PhD student (4th year)
Sungkyunkwan University
from Prof. Jung Kyu Kim Group
BS, Sungkyunkwan Univ, 2023

Ionomers, in situ ATR-SEIRAS

PhD student (3rd year)
Korea University
co-advised by Prof. Jinhan Cho
MS, Kookmin University, 2023
BS, Kookmin University, 2021

Ion-exchange membranes

PhD student (2nd year)
Sungkyunkwan University
from Prof. Jung Kyu Kim Group
MS, Sungkyunkwan Univ, 2023
BS, Sungkyunkwan Univ, 2021

Bipolar membranes

Alumni

Name	Left	Degree / thesis	Now at
Jisoo Park	2026	MS, Chemical Engineering, SKKU — “Poly(biphenyl piperidine)-Based Anion-Exchange Membranes with Transport-Effective Hydration for Zero-Gap CO₂ Electrolysis”	KIST Clean Energy Research Center
Chanwoo Lee	2023	MS, Energy Engineering, UST — “Systematic Study of Ionomers for Electrochemical CO₂ Reduction”	Hanwha e-ssential

Name	Home institution	With the group
Insu Jeong	Incheon National University	Sep 2023 – Feb 2024
Hyeon Ji Kim	Yonsei University	Dec 2022 – Jun 2023
Su Min Choi	Konkuk University	Sep 2022 – Dec 2022
Hyesu Song	Sogang University	Sep 2022 – Dec 2022
Da Young Shim	Hanyang University	Jun 2022 – Aug 2022
Gyeong Jin Kwon	Yonsei University	Mar 2022 – Aug 2022
Minju Kang	Ewha Womans University	Jan 2022 – Feb 2022
Kwanwoo Chun	Hanyang University	Sep 2021 – Feb 2022

Collaborators

Open positions

We are hiring graduate students and postdoctoral scholars in polymer synthesis, ion-exchange membranes, and electrochemistry.

Open positions