Comparison on the impact of membrane thickness on the performance of proton exchange membrane-based electrochemical devices
Hee Ji Choi, Hyuck jae Choi, Junho Kim, Hosung Choi, Cheunho Chu, Ilchai La, Chi-Yeong Ahn, Hyungwon Shim, Ok-Hee Kim, Yong-Hun Cho, Yung-Eun Sung
International Journal of Hydrogen Energy, 2025
82
Polymer electrolyte membrane fuel cell durability test using ship operation profile: A comparative study with durability test protocols
Hosung Choi, Hyuckjae Choi, Hee Ji Choi, Junho Kim, Ok-Hee Kim, Yunho Kim, So Young Sung, DaeYong Eom, SungBin Park, Chi-Yeong Ahn, Yong-Hun Cho, Yung-Eun Sung
Journal of Power Sources, 2025
83
Facile Synthesis Toward Surface Decorated Ir1Ox@Pd35 with Low Iridium Content for Highly Efficient and Durable Proton Exchange Membrane Water Electrolyzer
Hosung Choi, Hee Ji Choi, Hyukjae Choi, Geumbi Na, Jongmin Lee, Shin-Yeong Kim, Junha Kim, Yoojin Shin, Yong-Hun Cho, Yung-Eun Sung
Ji Eun Park, Hyuck Jae Choi, Hee Ji Choi, Geumbi Na, SungBin Park, Kyung Ah Lee, Kyungbeen Yeom, Yong-Hun Cho, Yung-Eun Sung
Journal of Electrochemical Science and Technology, 2025
85
Optimization of Ionomer for High-Performance Self-Humidifying Air-Breathing Proton-Exchange Membrane Fuel Cells in Portable Device Power Systems
Junho Kim, Hee Ji Choi, Hyukjae Choi, Sun Young Kang, Hosung Choi, Chi-Yeong Ahn, Yunho Kim, Ilchai La, Ok-Hee Kim, Yong-Hun Cho, Yung-Eun Sung
Energy Technology, 2025
86
Controlling Active Sites of Fe–N–C Electrocatalysts for Oxygen Electrocatalysis
Mi-Ju Kim, Sungjin Kim, Ji Eun Park, Chan-Cuk Hwang, Seunggyeong Lee, Sun Young Kang, Daesung Jung, Yong-Hun Cho, Jaekook Kim, Kug-Seung Lee, Yung-Eun Sung
Nano Energy, 2020
87
SnO2-coated 3D Etched Cu Foam for Lithium-ion Battery Anode
Ji Hyun Um, Hyunwoo Kim, Yong-Hun Cho, Won-Sub Yoon
Journal of Electrochemical Science and Technology, 2020
88
Nitrogen and fluorine enriched FeFe3C@C oxygen reduction reaction electrocatalyst for anion/ proton exchange membrane fuel cells
Mohanraju Karuppannan, Ji Eun Park, Hyo Eun Bae, Yong-Hun Cho, Oh Joong Kwon
Nanoscale, 2020
89
Low-Cost and High-Performance Anion-Exchange Membrane Water Electrolysis Stack Using Non-Noble Metal-Based Materials
SungBin Park, Ji Eun Park, Geumbi Na, Changsoon Choi, Yong-Hun Cho, Yung-Eun Sung
ACS Applied Energy Materials, 2023
90
Transformation of the Active Moiety in Phosphorus-Doped Fe–N–C for Highly Efficient Oxygen Reduction Reaction
Jeonghan Roh, Ara Cho, Sungjun Kim, Kug-Seung Lee, Jaewook Shin, Jin Seok Choi, Junu Bak, SangJae Lee, DongHoon Song, Eom-Ji Kim, Chaewon Lee, Young Rang Uhm, Yong-Hun Cho, Jeong Woo Han, EunAe Cho