2025
150. Visualization of Two-Phase Mass Transport Using a Prism-Embedded Operando Cell in Membrane-Electrode Assembly-Based Electrochemical Devices, Ok-Hee Kim, Hyuckjae Choi, Junho Kim, Jongwon Yang, Cheunho Chu, Hosung Choi, Hee Ji Choi, WooKeon Yang, Tae-Ho Kim, Yong-Hun Cho, Ilchai La, Yung-Eun Sung, Chemical Engineering Journal, 2025, 526, 170856 (Corresponding author) (IF=13.2)
https://doi.org/10.1016/j.cej.2025.170856
149. Unified Anodes with Different Nickel-iron-based Phases for Durable AEM Electrolyzers Achieving high performance of 8000 mA cm-2 at 2.05 V, SungBin Park, Hosung Choi, Geumbi Na, Hee Ji Choi, Dae Hyun Lee, Min Seok Gi, Ji Eun Park Yong-Hun Cho and Yung-Eun Sung, Journal of Materials Chemistry A, 2025, 13, 34962-34970 (Corresponding author) (IF=9.5)
https://doi.org/10.1039/D5TA05065K
148. Scalable Sol-Gel NiFe (Oxy)hydroxide Coatings on Ni Foam Yield Unified Anodes for Robust AEM Water Electrolyzer Modules, Sun Young Kang, Ok-Hee Kim, Hee Ji Choi, Hyuckjae Choi, Hosung Choi, Ilchai La, Gyusik Chae, Yong-Hun Cho, Gilho Kim, and Yung-Eun Sung, ACS Sustainable Chemistry & Engineering, 2025, 13, 16768 (Featured as the Front Cover, Corresponding author) (IF=7.3)
https://doi.org/10.1021/acssuschemeng.5c03052
147. Enhancing Low-Temperature Direct Ammonia Fuel Cell Performance with PtIr/C Catalysts in a Membrane-Electrode Assembly, Hosung Choi, Junho Kim, Hyuckjae Choi, Jongmin Lee, Hee Ji Choi, Ok-Hee Kim, Chi-Yeong Ahn, Yoojin Shin, Hyungwon Shim, Ilchai La, Yong-Hun Cho, Yung-Eun Sung, ACS catalysis, 2025, 15, 11356-11365 (Corresponding author) (IF=13.1)
https://doi.org/10.1021/acscatal.5c01797
146. Graphite carbon nitride-based metal-free bifunctional electrocatalysts for anion exchange membrane water electrolyzer, Ga Young Jang, Sun Young Kang, Heeji Choi, Geumbi Na, Hosung Choi, Ji Eun Park, Ok-Hee Kim, Yong-Hun Cho, Yung-Eun Sung, Journal of Electroanalytical Chemistry, 2025, 987, 119111 (Corresponding author) (IF=4.1)
https://doi.org/10.1016/j.jelechem.2025.119111
145. Highly stable porous nickel-iron (oxy)hydroxide layer electro-deposited on nickel foam as anodes for anion exchange membrane water electrolyzer, Sun Young Kang, Ji Eun Park, Ok-Hee Kim, Hyuckjae Choi, Hosung Choi, Hee Ji Choi, Gyusik Chae, Dae Hyun Lee, Yong-Hun Cho, Gilho Kim, Yung-Eun Sung, ACS Applied Energy Materials, 2025, 8, 2567-2575 (Corresponding author) (IF=5.5)
https://doi.org/10.1021/acsaem.4c03217
144. 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, 119, 161-172 (Corresponding author) (IF=8.1)
https://doi.org/10.1016/j.ijhydene.2025.03.235
143. 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, 632, 236396 (Corresponding author) (IF=8.1)
https://doi.org/10.1016/j.jpowsour.2025.236396
142. 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, ChemElectroChem, 2025, e202400682 (invited paper; Corresponding author) (IF=3.5)
https://doi.org/10.1002/celc.202400682
141. Highly-Efficient Oxygen Electrode Design for Anion-Exchange Membrane Unitized Regenerative Fuel Cells , 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, 16, 71 (Featured as the Front Cover, Corresponding author) (IF=2.2)
https://doi.org/10.33961/jecst.2024.00563
140. 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, 13, 2400445 (Corresponding author) (IF=3.6)
https://doi.org/10.1002/ente.202400445