PUBLICATIONS

2025

46. Min Seok Gi†, Kyung Ah Lee†, Dae Hyun Lee, SungBin Park, Geumbi Na, Kyungbeen Yeom, Sungeun Heo, Yoojin Shin, Jun Bae Shin, Hyungwon Shim, Ji Eun Park*, Chi-Yeong Ahn*, Yung-Eun Sung*, "Dual-layer porous-transport layer design for high-performance anion-exchange membrane unitized regenerative fuel cells", Journal of Power Sources (IF=7.9), 2025, Under review (Co-correspoding author).

45. SungBin Park†, Yoojin Shin†, Seungwoo Lee, Min Seok Gi, Dae Hyun Lee, Sungjun Kim, Hyunjoon Lee*, Ji Eun Park*, Yung-Eun Sung*, "Achieving ultra-high performance in alkaline water electrolyzers using a cost-effective bamboo-like unified electrode for the hydrogen evolution reaction" Chemical Engineering Journal (IF=13.2), 2025, Under review (Co-corresponding author). 

44. SungBin Park†, Hosung Choi†, Geumbi Na, Min Seok Gi, Dae Hyun Lee, Ji Eun Park*, Yong-Hun Cho*, Yung-Eun Sung*, "Bamboo-shaped electrodes with different heat treatment conditions for superior performance and durable anion-exchange membrane water electrolyzers" Journal of Materials Chemistry A (IF-9.5), 2025, Accepted (Co-corresponding author).

43. Kyung Ah Lee†, Geumbi Na†, Chi-Yeong Ah, Jae Myeong Lee, Dae Hyun Lee, Min Seok Gi, Kyungbeen Yeom, Ji Eun Park*, Changsoon Choi*, Yung-Eun Sung*, "Realizing breakthrough round-trip efficiency of anion-exchange membrane unitized regerative fuel cells double-layer oxygen electrode with carbon nanotube skeleton", ACS Catalysis (IF=13.1), 2025, 15(15) 13216-13225 (Co-corresponding author).  

42. Ga Young Jang†, Sun Young Kang†, Hee Ji Choi†, Geumbi Na, Ho Sung Choi, Ji Eun Park, Ok-Hee Kim*, Yong-Hun Cho*, Yung-Eun Sung*, "Graphitic Carbon Nitride-Based Metal-Free Bifunctional Electrocatalysts for Anion Exchange Membrane Water Electrolyzer", Journal of Electroanalytical Chemistry (IF=4.1), 2025, 987, 119111 (Co-author).

41. Jae Myeong Lee, Gichan Jeon, Wonkyeong Son, Sungwoo Chun, Duri Han, Hocheol Gwac, Jae Won Kim, Hyeon Jun Sim, Young-Kwan Kim, Ji Eun Park, Jungjin Park, Yung-Eun Sung, Seon Jeong Kim, Changsoon Choi, Leveraging Inter-Bundle Anchoring Effect to Induce Static and Dynamic Twist-Stability in Multifunctional Carbon Nanotube Coiled Yarn Hydro-Actuators, Advanced Functional Materials (IF-19), 2025, 2412397 (Co-author).

40. Sun Young Kang†, Ji Eun Park†, Ok-Hee Kim†, Hyukjae Choi, Hosung Choi, Hee Ji Choi, Gyusik Chae, Dae Hyun Lee, Yong-Hun Cho*, Gilho Kim*, Yung-Eun Sung*, "Highly Stable Porous Nickel-Iron (Oxy)hydroxide Layer Electro-deposited on Nickel Foam as Anodes for Anion Exchange Membrane Water Electrolyzer", ACS Applied Energy Materials (IF=5.5), 2025, 8(4) 2567-2575 (Co-1st author).

39. Kyung Ah Lee, Gyu Seong Yi, SungBin Park, Hosung Choi, Junha Kim, Ji Eun Park*, Yung-Eun Sung*, "Investigation of Membrane-Electrode Assembly Parameters for Double-Layer Anion-Exchange Membrane-Unitized Regenerative Fuel Cell" Journal of Industrial and Engineering Chemistry (IF=6.0), 2025, 144, 487-495  (Co-Corresponding author)

38. Ji Eun Park†, Hyuck Jae Choi†, Hee Ji Choi†, Geumbi Na, SungBin Park, Kyung Ah Lee, Kyungbeen Yeom, Yong-Hun Cho*, Yung-Eun Sung, "Highly Efficient Oxygen Electrode Design for Anion-Exchange Membrane-Unitized Regenerative Fuel Cells" Journal of Electrochemical Science and Technology (IF=2.2), 2025, 16(1) 71-82 (Co-1st author).

2024

37. Hyo Eun Bae†, Ji Eun Park†, T. B. Ngoc Huynh, Jihydok Song, Sung Ki Cho, Yung-Eun Sung, Yong-Hun Cho, Oh Joong Kwon, "A High-durability Palladium Catalysts for Oxygen Reduction Reaction in an Alkaline Environment", Journal of Materials Chemistry A (IF=9.5), 2024, 12, 31467-31479 (Co-1st author)

36. Kyungbeen Yeom, Sungeun Heo, Yoojin Shin, Ju Wan Kim, Ji Eun Park*, Yung-Eun Sung*, Changsoon Choi*, " Hierarchical Mesh-type Oxygen Electrode Using Carbon Nanotube Framework for Anion-Exchange Membrane Unitized Regenerative Fuel Cells" Chemical Engineering Journal (IF=13.2), 2024, 492, 152256 (Co-Corresponding author)

35. Geumbi Na†, Wonchan Hwang†, Heejong Shin†, Subin Park, Ji Eun Park, Jongmin Lee, Yoojin Shin, Hosung Choi, Jaehyuk Shim, Kyungbeen Yeom, Yung-Eun Sung*, "Durable and Active Nitrogen-Coordinated Iron Single-Atom Catalyst for Proton Exchange Membrane Fuel Cells Throuhg Carbon Encapsulation, Advanced Energy Materials (IF=26), 2024, 2400565 (Co-author)

34. Kyungbeen Yeom†, Jinwoong Jo†, Heejong Shin, Hyunsoo Ji, Sungjin Moon, Ji Eun Park, Seongbeom Lee, Jaehyuk Shim, Dong Hyeon Mok, Megalamane S. Bootharaju, Seoin Back*, Tadghwan Hyeon*, Yung-Eun Sung*, "Unraveling Surface Reconstruction During Oxygen Evolution Reaction on the Defined Spinel Oxide Surface", Advanced Functional Materials (IF=19), 2024, 2401095 (Co author)

2023

33. Ji Eun Park†, Geumbi Na, Kyungbeen Yeom, SungBin Park, Hyeon Jun Shim, Yung-Eun Sung*, Changsoon Choi*, "Pore-Controlled Carbon Nanotube Sheet Anodes for Proton/Anion-Exchange Membrane Water Electrolyzers" Chemical Engineering Journal (IF=13.2), 2023, 459, 141671 (1st author)

32. Sun Young Kang†, Ji Eun Park†, Ga Young Jang, Changsoon Choi, Yong-Hun Cho, Yung-Eun Sung, "Directly Coated Anode Design Using Iridium Nickel Oxide for High-Performance Proton-Exchange Membrane Water Electrolyzers" Advanced Materials Interface (IF=4.4), 2023, 10, 2202406 (Co-1st author).

31. SungBin Park†, Ji Eun Park†, Geumbi Na, Changsoon Choi, Young-Hun Cho, Yung-Eun Sung, "Low-Cost and High-Performance Anion-Exchange Membrane Water Electrolysis Stack Using Non-Noble Metal-Based Materials, ACS Applied Energy Materials (IF=5.5), 2023, 6, 8738-8748 (Co-1st author).

30. Sagn-Woo Jo, Ji Eun Park, Hwan Yeop Jeong, Miguhn Yuk, Soonyong So, Duk Man Yu, Jung-Kyu Jang, Hee-Tak Kim, Yong-Hun Cho, Tae-Ho Kim, "Multiblock Copolymers with Disulfonated Bis(phenylslulfonylphenyl) Sulfone Group for Polymer Electrolyte Membrane Water Electrolysis" Journal of Power Sources (IF=7.9), 2023, 580, 233363 (Co author).

2022

29. Su Min Ahn†, Ji Eun Park†, Ga Young Jang, Hwan Yeop Jeong, Duk Man Yu, Jung-Kyu Jang, Jong-Chan Lee, Yong-Hun Cho, Tae-Ho Kim, "Highly Sulfonated Aromatic Graft Polymer With Very High Proton Conductivity and Low Hydrogen Permeability for Water Electrolysis, ACS Energy Letters (IF=18.2), 2022, 7, 4427-4435 (Co-1st author).

28. Ji Eun Park†, SungBin Park†, Mi-Ju Kim, Heejong Shin, Sun Young Kang, Yong-Hun Cho*, Yung-Eun Sung*, "Three-Dimensional Unified Electrode Design Using a NiFeOOH Catalyst for Superior Performance and Durable Anion-Exchange Membrane Water Electrolyzers" ACS Catalysis (IF=13.1), 2022, 12, 135-145 (Co-1st author).

27. Ji Eun Park, Yung-Eun Sung*, Changsoon Choi*, "Hierarchically Porous, Biaxially Woven Carbon Nanotube Sheet Arrays for Next-Generation Anion-Exchange Membrane Water Electrolyzers" Journal of Materials Chemistry A (IF=9.5), 2022, 10, 20517-20524 (1st author).

26. Min Sun Cha†, Ji Eun Park†, Sungjun Kim†, Sang-Hun Shin, Seok Hwan Yang, Seung Jae Lee, Tae-Ho Kim, Duk Man Yu, Soonyong So, Kang Min Oh, Yung-Eun Sung, Yong-Hun Cho*, Jang Yong Lee*, "Oligomeric Chain Extender-Derived Anion Conducting Membrane Materials with Poly(p-phenylene)-Based Architecture for Fuel Cells and Water Electrolyzers" Journal of Materials Chemistry A (IF=9.5), 2022, 10, 9693-9706 (Co-1st author).

25. Sun Young Kang, Ji Eun Park†, Ga Young Jang, Ok-Hee Kim, Oh Joong Kwon, Yong-Hun Cho*, Yung-Eun Sung*, "High-Performance and Durable Water Electrolysis Using a Highly Conductive and Stable Anion-Exchange Membrane" International Journal of Hydrogen Energy (IF=8.3), 2022, 47, 9115-9129 (Co-1st author).

24. Ji Eun Park†, Hyo Eun Bae†, Mohanraju Karuppannan, Kang Min Oh, Oh Joong Kwon, Yong-Hun Cho*, Yung-Eun Sung*, "Effect of Catalyst Layer Desings for High-Performance and Durable Anion-Exchange Membrane Water Electrolysis" Journal of Industrial and Engineering Chemistry (IF=6.0), 2022, 109, 453-460 (Co-1st author).

23. Ji Eun Park†, Hee Ji Choi†, Sun Young Kang, Ga Young Jang, Ok-Hee Kim, Mahanraju Karuppannan, Yung-Eun Sung, Oh Joong Kwon*, Yong-Hun Cho*, "Effect of Pore Structures in Nickel-Based Porous Transport Layers for High-Performance and Durable Anion-Exchange Membrane Water Electrolysis" International Journal of Energy Research (IF=4.672), 2022, 46, 16670-16678 (Co-1st author).

22. Ok-Hee Kim, Hee Ji Choi, Sun Young Kang, Ga Young Jang, Mohanraju Karupannan, Ji Eun Park, Yung-Eun Sung, Oh Joong Kwon*, Yong-Hun Cho*, "Acheiving Outstanding Performance of Direct Urea Fuel Cells Through Optimization of Anode Catalyst Layer and Operating Conditions" Journal of Electroanalytical Chemistry (IF=4.2),     2022, 921, 116661 (Co-author).

2021

21. Chi-Yeong Ahn†, Ji Eun Park†, Sungjun Kim†, Ok-Hee Kim†, Wonchan Hwang, Min Her, Sun Young Kang, SungBin Park, Oh Joong Kwon, Hyun S. Park, Yong-Hun Cho*, Yung-Eun Sung*, "Differences in the Electrochemical Performance of Pt-Based Catalysts Used for Polymer Electrolyte Membrane Fuel Cells in Liquis Half- and Full-Cells, Chemical Reviews (IF=55.8), 2021, 121, 15075-15140 (Co-1st author).

20. Ji Eun Park†, Junghwan Kim†, Jusung Han, Kihyun Kim, SungBin Park, Sungjun Kim, Hyun S. Park, Yong-Hun Cho, Jong-Chan Lee*, Yung-Eun Sung*, "High-Performance Proton-Exchange Membrane Water Electrolysis Using a Sulfonated Poly(Arylene Ether Sulfone) Membrane and Ionomer" Journal of Membrane Science (IF= 9.0) 2021, 620, 118871 (Co-1st author). 

2020

19. Min Suc Cha†, Ji Eun Park†, Sungjun Kim†, Seung-Hui Han, Sang-Hun Shin, Seok Hwan Yang, Tae-Ho Kim, Duk Man Yu, Soonyong So, Yong-Taik Hong, Sang Jun Yoon, Seong-Geun Oh, Sun Young Kang, Ok-Hee Kim, Hyun S. Park, Byungchan Bae, Yung-Eun Sung*, Yong-Hun Cho*, Jang Yong Lee*, "Poly(carbaole)-Based Anion-Conducting Materials with High Performance and Durability for Energy Conversion Devices" Energy Environmental Science (IF=32.5) 2020, 13, 3633-3645 (Co-1st author).

18. Mohanraju Karuppannan†, Ji Eun Park†, Hyo Eun Bae, Yong-Hun Cho*, Oh Joong Kwon*, "A Nitrogen and Flourine Enriched Fe/Fe3C@C Oxygen Reduction Reaction Electrocatalyst for Anion/Proton Exchange Membrane Feul Cells" Nanoscale (IF=6.7) 2020, 12, 2542-2554 (Co-1st author).

17. Hyunjoon Lee†, Ji Eun Park†, Ok-Hee Kim, Wonchan Hwang, Hee Ji Choi, Jae Choon Yang, Chi-Yeong Ahn, Myung Su Lim, Insoo Choi, Yong-Hun Cho*, Yung-Eun Sung*, "Boosting Electrochemical Stability of Ultralow-Pt Nanoparticle with Matryoshka-like Structure in Polymer Electrolyte Membrane Fuel Cells" Applied Catalysis B: Environmental (IF=22.1) 2020, 268, 118450 (Co-1st author).

16. Mi-Ju Kim, Sungjun Kim, Ji Eun Park, Chan-Cuk Hwang, Seungyeong Lee, Sun Young Kang, Daesung Jung, Yong-Hun Cho, Jaekook Kim*, Kuk-Seung Lee*, Yung-Eun Sung*, "Controlling Active Sites of Fe-N-C Electrocatalysts for Oxygen Electrocatalysis, Nano Energy (IF=17.6), 2020, 78, 105395 (Co-author).

2019

15. Ji Eun Park, Sungjun Kim, Ok-Hee Kim, Chi-Yeong Ahn, Mi-Ju Kim, Sun Young Kang, Tae Il Jeon, Jae-Goo Shim, Dong Woog Lee, Ji Hyun Lee, Yong-Hun Cho, Yung-Eun Sung, "Ultra-low loading IrO2 with an inverse-opal structure in a polymer exchange membrane water Electrolysis" Nano Energy (IF=17.6), 2019, 58, 158-166 (1st author). 

14. Mi-Ju Kim†, Ji Eun Park†, Sungjun Kim, Myung Su Lim, Aihua Jin, Ok-Hee Kim, Min Jeong Kim, Kug-Seung Lee, Jinsoo Kim, Seung-Soo Kim, Yong-Hun Cho, Yung-Eun Sung, "Biomass-Derived Air Cathode Materials: Pore-Controlled S,N-Co-Doped Carbon for Fuel Cells and Metal-Air Batteries" ACS Catalysis (IF=12.9), 2019, 9, 3389-3398 (Co-1st author).

13. Ji Eun Park†, Wonchan Hwang†, Myung Su Lim, Sungjun Kim, Chi-Yeong Ahn, Ok-Hee Kim, Jae-Goo Shim, Dong Woog Lee, Ji Hyun Lee, Yong-Hun Cho, Yung-Eun Sung, "Achieving Breakthrough Performance Caused by Optimized Metal Foam Flow Field in Fuel Cells" International Journal of Hydrogen Energy (IF=7.2), 2019, 44, 22074-22084 (Co-1st author).

12. Ji Eun Park†, Jongkoo Lim†, Myung Su Lim, Sungjun Kim, Ok-Hee Kim, Dong Woog Lee, Ji Hyun Lee, Yong-Hun Cho, Yung-Eun Sung, "Gas Diffusion Layer/Flow-Field Unified Membrane-Electrode Assembly in Fuel Cell Using Graphene Foem" Electrochimica Acta (IF=6.6), 2019, 323, 134808 (Co-1st author).

11. Ji Eun Park†, Sun Young Kang†, Seung-Hyeon Oh, Jong Kwan Kim, Myung Su Lim, Chi-Yeong Ahn, Yong-Hun Cho, Yung-Eun Sung, "High-Performance Anion-Exchange Membrane Water Electrolysis" Electrochimica Acta (IF=6.6), 2019, 295, 99-106 (Co-1st author).

10. Ji Eun Park†, Mohanraju Karuppannan†, Oh Joong Kwon, Yong-Hun Cho, Yung-Eun Sung, "Development of high-performance membrane-electrode assembly in unitized regenerative fuel cells" Journal of Industrial and Engineering Chemistry (IF=6.1), 2019, 80, 527-534 (Co-1st author).

9. Ji Eun Park†, Myung Su Lim†, Jong Kwan Kim, Hee Ji Choi, Yung-Eun Sung, Yong-Hun Cho, "Optimization of cell components and operating conditions in primary and rechargeable zinc-air battery" Journal of Industrial and Engineering Chemistry (IF=6.1), 2019, 69, 161-170 (Co-1st author).

8. Ji Eun Park†, Hyunjoon Lee†, Seung-Hyeon Oh, Sun Young Kang, Insoo Choi, Yong-Hun Cho, Yung-Eun Sung, "Electrodeposited mesh-type dimensionally stable anode for oxygen evolution reaction in acidic and alkaline media", Chemical Engineering Science (IF=4.7), 2019, 206, 424-431 (Co-1st author).

2018

7. Ji Eun Park†, Mi-Ju Kim†, Myung Su Lim, Sun Young Kang, Jong Kwan Kim, Seung-Hyeon Oh, Min Her, Yong-Hun Cho, Yung-Eun Sung, "Graphitic Carbon Nitride-Carbon Nanofiber as Oxygen Catalyst in Anion-Exchange Membrane Water Electrolyzer and Rechargeable Metal-Air Cells, Applied Catalysis B: Environmental (IF=22.1), 2018, 237, 140-148 (Co-1st author).

6. Ji Eun Park†, Jongkoo Lim†, Sungjun Kim, Insoo Choi, Chi-Yeong Ahn, Wonchan Hwang, Myung Su Lim, Yong-Hun Cho, Yung-Eun Sung, "Enhancement of Mass Transport in Fuel Cells Using Three-dimensional Graphene Foam as Flow Field" Electrochimica Acta (IF=6.6), 2018, 265, 488-496 (Co-1st author).

5. Chi-Yeong Ahn, Wonchan Hwang, Hyunjoon Lee, Sungjun Kim, Ji Eun Park, Ok-Hee Kim, Min Her, Yong-Hun Cho, Yung-Eun Sung, "Effect of N-doped Carbon Coatinigs on the Durability of Highly Loaded Platinum and Alloy Catalysts with Different Carbon Supports for Polymer Electrolyte Membrane Fuel Cells" International Journal of Hydrogen Energy (IF=7.2), 2018, 43, 10070-10081 (Co-author)

4. Mihwa Choi, Jong Kwan Kim, Jungsuk Kim, Seugran Yang, Ji Eun Park, Ok-Hee Kim, Yong-Hun Cho, "PtRu/C Catalyst Slurry Preparation for Large-scale Decal Transfer with High Performance of Proton Exchange Membrane Fuel Cells, RSC Advances (IF=3.9) 2018, 63, 36313-36322 (Co-author).  

2017

3. Sungjun Kim†, Ji Eun Park†, Wonchan Hwang, Yong-Hun Cho*, Yung-Eun Sung*, "A Hierarchical Cathode Catalyst Layer Architecture for Improving the Performance of Direct Methanol Fuel Cell", Applied Catalysis B: Environmental (IF=22.1), 2017, 209. 91-97 (Co-1st author).

2. Chi-Yeong Ahn, Myung Soo Lim, Wonchan Hwang, Sungjun Kim, Ji Eun Park, Jonggu Lim, Insoo Choi, Yong-Hun Cho*, Yung-Eun Sung*, "Effect of Porous Metal Flow Field in Polymer Electrolyte Membrane Fuel Cell Under Pressurized Condition" Fuel Cells (IF: 2.8) 2017, 17, 652-661 (Co-author).  

2015

1. Ok-Hee Kim, Yong-Hun Cho, Dong Young Chung, Min Jeong Kim, Ji Mun Yoo, Ji Eun Park, Heeman Choe*, Yung-Eun Sung*, "Facile and Gram-scale Synthesis of Metal-free Catalysts: Toward Realistic Applications for Fuel Cells, Scientific Reports (IF=4.6), 2015, 5, 8376 (Co-author)