Members

Research Professor & Postdoctoral Scholars

Dr. Gyoung Hwa Jeong (정경화 박사)

Research Professor

[Publications/Patents at NEEL]

Dr. Subramani Surendran (Dr. Suren)

Research Professor

NRF Fellow

[Publications/Patents at NEEL]

[Publications in Peer-reviewed International Journals]

2023

45. D. Kim‡, S. Surendran‡, S. Im, J. Lim, K. Jin*, Ki Tae Nam*, and Uk Sim*, "Biomimetic Fe7S8/Carbon Electrocatalyst from [FeFe]-Hydrogenase for Improving pH-Universal Electrocatalytic Hydrogen Production," Aggregate, 2023, 00, e444. 

44. Y. Jeong, G. Janani, D. Kim, T.-Y. An, S. Surendran, H. Lee, D. J. Moon, J. Y. Kim, M.-K. Han*, and U. Sim*, "Roles of Heterojunction and Cu Vacancies in the Au@Cu2–xSe for the Enhancement of Electrochemical Nitrogen Reduction Performance," ACS Applied Materials & Interfaces, 2023, 15, 45, 52342–52357.

43. S. Shanmugapriya, M.G. Kim, S. Im, Y. Jeong, S. Surendran, T.-E. Park, Y.-H. Yun, H. Lee, T.-H. Kim*, U. Sim*, "Recent research trends in perfluoropolyether for energy device applications: a mini-review," Journal of the Korean Ceramic Society, 2023,. (DOI: 10.1007/s43207-023-00331-3)

42. G. Janani, S. Surendran, D.‐K. Lee, S. Shanmugapriya, H. Lee, Y. Subramanian*, U. Sim*, "Aggregation induced edge sites actuation of 3D MoSe2/rGO electrocatalyst for high-performing water splitting system," Aggregate, 2023, 00, e430. 

41. S. C. Jesudass, S. Surendran, G. Janani, T.‐H. Kim, U. Sim, "Redistributing the Electronic States of 2D‐Covalent Organic Frameworks for Electrochemical Energy Applications," Advanced Energy Materials, 2023, 2301918. 

40. Y. Lim, S. Surendran, W. So, S. Shanmugapriya, C. Jo, G. Janani, H. Choi, H. S. Han, H. Choi, Y.-H. Yun, T.-H. Kim, M.-J. Kim, K. Jin, J. K. Kim*, U. Sim*, "In situ Decorated Cu2FeSnS4 Nanosheet Arrays for Low Voltage Hydrogen Production through Ammonia Oxidation Reaction," Materials Chemistry Frontiers, 2023, Advance Article. (DOI: 10.1039/D3QM00291H)

39. Dohun Kim, Junghyun An, Subramani Surendran, Jeahyoung Lim, Hui-Yun Jeong, Sejin Im, Joon Young Kim, Ki Tae Nam*, and Uk Sim*," Synergistic Effect of Polydopamine Incorporated Copper Electrocatalyst by Dopamine Oxidation for Efficient Hydrogen Production",  Journal of Colloid And Interface Science, 2023, 2023, 650, 1406.

38. S. Mahadik, S. Surendran, J. Y. Kim, D. Lee, J. Park, and U. Sim*, "Recent Progress in the Development of Carbon-Based Materials in Lead-Carbon Batteries," Carbon Neutralization, 2023, 1– 15. 

37. J. Ser, H. Lee, S. Surendran, J. K. Kim*, U. Sim*, and H. Cho*, "Advances in functionalized nanomaterial-incorporated biosensing platforms for detecting cancer biomarkers during biopsies," ChemNanoMat, 2023, e202300092. 

36. J. Park, S. Y. Lee, J. Y. Kim, S. Surendran, D.-K. Lee, Y. I. Park*, and U. Sim*, "Boosting Ion Diffusion at Ni2P@3D Nanostructure Carbon Network Interface for Superior and Durable Sodium-Ion Hybrid Capacitor," Electrochimica Acta, 2023, 453, 142363. 

35.  S. Im, D. Kim, S. Surendran, J. Choi, D. J. Moon, J. Y.  Kim, H. J. Lee*, D.-H. Nam* and U. Sim*, "High entropy alloy: From theoretical evaluation to electrocatalytic activity of hydrogen evolution reaction," Current Opinion in Electrochemistry, 2023, 7, 101293.

34. C. Jo, S. Surendran, M.-C.  Kim, T.-Y.  An, Y. Lim, H. Choi, G. Janani, S. C. Jesudass, D. J. Moon, J. Kim, J. Y. Kim, C. H. Choi, M. Kim, J. K. Kim*, and U. Sim*, "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production," Chemical Engineering Journal, 2023, 463, 142314.

33. K. Veeramani, G. Janani, J. Kim, S. Surendran, J. Lim, S. C. Jesudass, S. Mahadika, H. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Hydrogen and Value-Added Products Yield from Hybrid Water Electrolysis: A Critical Review on Recent Developments," Renewable and Sustainable Energy Reviews, 2023, 177, 113227.

32. T.-Y. An, S. Surendran, S. C. Jesudass, H. Lee,  D. J. Moon, J. K. Kim*, and U. Sim*, "Promoting Electrochemical Ammonia Synthesis by Synergized Performances of Mo2C-Mo2N Heterostructures", Frontiers in Chemistry, 2023, 11, 1122150.

31. S. C. JesudassS. Surendran,  J. Y. Kim‡,  T.-Y. An, G. Janani, T.-H. Kim,  J. K. Kim, and U. Sim*, "Pathways of Electrochemical Nitrogen Reduction Reaction: From Ammonia Synthesis to Metal-N2 batteries", Electrochemical Energy Reviews, 2023, 6 (27), 53. https://doi.org/10.1007/s41918-023-00186-6

30. D. Kim, K. Alam, M.-K. Han, S. Surendran, J. Lim, J. Y. Kim, M. G. Kim, G. Kwon, S. Yang, T. G. Kang, J. K. Kim, S. Y. Jung*, H. Cho*, and U. Sim*, "Manipulating of Catalytic Surface for Improving Ammonia Production from Electrochemical NRR," Journal of Colloid And Interface Science, 2023, 633, 53.


2022

29. D. Kim, S. Surendran, Y. Jeong, Y. Lim, S. Im, S. Park, J. Y. Kim, T.-H. Kim, B. Koo, K. Jin and U. Sim*. "Electrosynthesis of Low Pt-loaded High Entropy Catalyst for Effective Hydrogen Evolution with Improved Acidic Durability," Advanced Materials Technologies, 2022, 2200882.

28. S. Surendran, S. C. Jesudass, G. Janani, J. Kim, Y. Lim, J. Park, I. S. Cho*, and U. Sim*, "Sulphur Assisted Nitrogen-rich CNF for Improving Electronic Interactions in Co-NiO Heterostructures towards Accelerated Overall Water Splitting," Advanced Materials Technologies, 2022, 2200572.

27. Dong-Kyu Lee, Jaehyoung Lim, Jihyun Park, Dohun Kim, Subramani Surendran, Gnanaprakasam Janani, Joon Young Kim* and Uk Sim*, "Design of Experiments (DoE)-based Optimization of Synthetic Processes in Nickel Phosphides for High-Performance Electrochemical Application," Materials Transactions, 2022, 63,10, 1345.

26. M. S. Yu, S. C. Jesudass, S. Surendran, U. Sim*, and M.-K. Han*, Synergistic Interaction of MoS2 Nanoflakes on La2Zr2O7 Nanofibers for Improving Photoelectrochemical Nitrogen Reduction, ACS Applied Materials & Interfaces, 2022, 14, 28, 31889.

25. H. Choi, S. Surendran, Y. Sim, M. Je, G. Janani, H. Choi, J. K. Kim*, and U Sim*, "Enhanced Electrocatalytic Full Water-splitting Reaction by Interfacial Electric Field in 2D/2D Heterojunction," Chemical Engineering Journal, 2022, 450, 1, 137789.

24. S. Mahadik, S. Surendran, J. Kim, G. Janani, D. K. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Syntheses and Electronic Structure Engineering of Transition Metal Nitrides for Supercapacitor Application," Journal of Materials Chemistry A, 2022, 10, 14655-14673.

23. C. Xia, S. Surendran, S. Ji, D. Kim, C. H. Choi*, H. Choi*, J. K. Kim*, and U. Sim*, "A Sulfur Self-doped Multifunctional Biochar Catalyst for Overall Water Splitting and Supercapacitor from Camellia Japonica Flowers," Carbon Energy, 2022, 4, 491.

22. D. Kim, S. Surendran, G. Janani, Y. Lim, H. Choi, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Nitrogen impregnated Carbon Coated TiO2 Nanoparticles for N2 Reduction to Ammonia under Ambient Conditions," Materials Letters, 2022, 314, 131808.

21. Y. Sim, S. Surendran, H. Cha, M. Je, H. Lee, D. J. Kim, E. Kim, H. Choi*, U. Sim*, J. Moon*, "Fluorine-doped Graphene Oxide Prepared by Direct Plasma Treatment for Supercapacitor Applications," Chemical Engineering Journal, 2022, 428, 132086.

20. G. Janani, S. Surendran, H. Choi, T.-Y. An, S.-J. Song, W. Park*, J. K. Kim*, and U. Sim*, Anchoring of Ni12P5 Microbricks in Nitrogen- and Phosphorus-Enriched Carbon Frameworks: Engineering Bifunctional Active Sites for Efficient Water-Splitting Systems," ACS Sustainable Chem. Eng., 2022, 10, 1182.

19. L. Kumaresan, G. Shanmugavelayutham*, S. Surendran and U. Sim*, "Thermal plasma arc discharge method for high-yield production of hexagonal AlN nanoparticles: synthesis and characterization," Journal of the Korean Ceramic Society, 2022, 59, 338-349.

18. D. Kim, S. Surendran, Y. Lim, H. Choi, J. Lim, J. Y. Kim, M.-K. Han, and U. Sim, "Spinel-type Ni2GeO4 Electrocatalyst for Electrochemical Ammonia Synthesis via Nitrogen Reduction Reaction under Ambient Conditions," International Journal of Energy Research, 2022, 46, 4119- 4129.


2021

17. G. Janani, S. Surendran, H. Choi, M.-K. Han, and U. Sim*, "In situ Grown CoMn2O4 3D-tetragons on Carbon Cloth: Flexible Electrodes for efficient Rechargeable Zinc-Air Battery Powered Water Splitting Systems," Small, 2021, 17, 2103613.

16. H. Choi, S. Surendran, D. H. Kim, Y. Lim, J. Lim, J. K. Kim, M.-K. Han, and U. Sim*, "Boosting eco-friendly hydrogen generation by urea-assisted water electrolysis using spinel M2GeO4 (M = Fe, Co) as an active electrocatalyst," Environmental Science: Nano, 2021, 8, 3110.

15. D.-K. Lee, S.-J. Wee, K.-J. Jang, M.-K. Han, S. Surendran, S.-K. Lee, and U. Sim3D Printed Cobalt-rich Tungsten Carbide Hierarchical Electrode for Efficient Electrochemical Ammonia Production," Journal of the Korean Ceramic Society, 2021, 58, 679.

14. D. H. Kim, G. Jo, Y. Yujin, S. Surendran, B. Y. Lee, E. J. Kim, U. Sim, and H. Hyun, "Bioinspired Camellia japonica carbon dots with high near-infrared absorbance for efficient photothermal cancer therapy," Nanoscale, 2021, 13, 14426.

13. H. S. Han, W. Park, A. Sivanantham, S. W. Hwang, S. Surendran, U. Sim, and I. S. Cho, "Facile Fabrication of Nanotubular Heterostructure for Enhanced Photoelectrochemical Performance," Ceramics International, 2021, 47, 3972.


2020

12. H. Choi, D.-K. Lee, M.-K. Han, G. Janani, S. Surendran, J. K. Kim, H. Cho, and U. Sim, "Non-Noble Metal-Based Single-Atom Catalysts for Efficient Electrochemical CO2 Reduction Reaction," Journal of The Electrochemical Society, 2020, 167, 164503.

11. G. Janani, S. Yuvaraj, S. Surendran, Y. Chae, Y. Sim, S.-J. Song, W. Park, M.-J. Kim, and U. Sim, "Enhanced Bifunctional Electrocatalytic Activity of Ni-Co Bimetallic Chalcogenides for Efficient Water-Splitting Applications," Journal of Alloys and Compounds, 2020, 846, 156389.

10. G. Janani, H. Choi, S. Surendran, and U. Sim, "Rational Design of Electrocatalysts for Full Water Splitting across all pH Conditions," MRS Bulletin, 2020, 45:7, 539-547.

9. H. S. Han, W. Park, S. W. Hwang, H. Kim, Y. Sim, S. Surendran, U. Sim, and I. S. Cho, "(020)-Textured Tungsten Trioxide Nanostructure with Enhanced Photoelectrochemical Activity," Journal of Catalysis, 2020, 389, 328-336.

8.  G. Janani, Y. Chae, S. Surendran, Y. Sim, W. Park, J. K. Kim, Uk Sim, "Rational Design of Spinel Oxide Nanocomposites with Tailored Electrochemical Oxygen Evolution and Reduction Reactions for ZincAir Batteries," Applied Sciences, 2020, 10, 3165.

7.  H. Kim, S. Surendran, Y. Chae, H. Y. Lee, T.-Y. An, W. Park, J. K. Kim, U. Sim, "Fabrication of an ingenious metallic asymmetric supercapacitor by the integration of anodic iron oxide and cathodic nickel phosphide," Applied Surface Science, 2020, 511, 145424.

6.  Y. Sim, S. J. Kim, G. Janani, Y. Chae, S. Surendran, Y. H. Jung, J. Moon, U. Sim, "The synergistic effect of nitrogen and fluorine co-doping in graphene quantum dot catalysts for full water splitting and supercapacitor," Applied Surface Science, 2020, 507, 145157.

2019

5.  Y. Sim, J. John, S. Surendran, B. Moon, and U. Sim, "Efficient Photoelectrochemical Water Splitting Reaction using Electrodeposited Co3Se4 Catalyst," Applied Sciences, 2019, 9, 16.

4.  T.-Y. An, S. Surendran, H. Kim, W.-S. Choe, J.K. Kim, and U. Sim, "A Polydopamine-Mediated Biomimetic Facile Synthesis of Molybdenum Carbide-Phosphide Nanodots Encapsulated in Carbon Shell for Electrochemical Hydrogen Evolution Reaction with Long-Term Durability," Composites Part B Engineering, 2019, 175, 107071.

3. S. Surendran, A. Sivanantham, S. Shanmugam, U. Sim and R. K. Selvan, "Ni2P2O7 Microsheets as an Efficient Bi-functional Electrocatalysts for Water Splitting Application," RSC Sustainable Energy and Fuels, 2019, 3, 2435-2446.

2.  S. Surendran*, S. Shanmugapriya, R. H. Vignesh, G. Janani, U. Sim*, Y.S. Lee*, R.K. Selvan*, "Hydrothermal Deposition of CoS Nanostructures and its Multifunctional Application in Supercapattery and Water Electrolyzer," Applied Surface Science, 2019, 494, 916-928.


2018

1. S. Surendran, S. Shanmugapriya, Y. S. Lee, U. Sim, and R. K. Selvan, "Carbon-enriched cobalt phosphide with assorted nanostructures as a multifunctional electrode for energy conversion and storage devices," ChemistrySelect, 2018, 3, 12303-12313.8.

[Submitted and in preparation]

1. T.-Y. An, M. Je, K. Kim, S. Surendran, J. K. Kim, and U. Sim, "Enhancing Electrocatalytic Nitrogen Fixation Beyond Coherent Heterointerfacial Boundaries," (Under Review) 

2. T.-Y. An‡, M-G. Kim‡, S. Surendran‡, J.K. Kim, and U. Sim, "Utilizing the Wadsley Roth structures in TNO microspheres for efficient Electrochemical Nitrogen Reduction at ambient conditions," (Under Review)

3. Y. Lim‡, S. Surendran‡, W. So, Sathyanarayanan Shanmugapriya, C. Jo, G. Janani, H. Choi, H.  S.  Han, H.  Choi, Y.-H.  Yun, T.-H.  Kim, M.-J. Kim, K. Jin, J. K. Kim,* and U. Sim*, "In situ Decorated Cu2FeSnS4 Nanosheet Arrays for Low Voltage Hydrogen Production through Ammonia Oxidation Reaction," (Submitted - Under Review)

4. S. Shanmugapriya, M. G. Kim, H. Lee, S. Im, Y. Jeong, S. Surendran, T.-E. Park, Y.-H. Yun, and U. Sim, "Recent Research Trends in Perfluoropolyether for Energy Device Applications – A Mini Review," (Submitted - Under Review)

5. S. Surendran†, S. Yuvaraj†, G. Janani, R. K. Selvan, and U. Sim, "Nitrogen-rich Functionalized Carbon wrapped on CoP/Ag: A Dynamic Multifunctional Electrocatalysts for Zinc-air Battery driven Water Splitting Systems," (In Preparation) 

6. G. Janani‡, S. Surendran‡, U. Sim, "Role of elemental cobalt at n-doped carbon matrix prepared by bulk plasma-arc discharge process for Multifunctional electrocatalytic activity," (In Preparation)

7. G. Janani‡, S. Surendran‡, U. Sim, "Multifunctional electrocatalytic activity of strain engineered MX for zinc-air battery and self-powered overall water splitting," (In Preparation)

8. G. Janani‡, S. Surendran‡, U. Sim, "VX nanorods encompassed with reduced graphene oxide - An efficient and stable electrocatalysts for oxygen reduction, oxygen evolution, and hydrogen evolution reaction,"  (In Preparation)

9. S. Shanmugapriya, S. Surendran, and U. Sim, "Interfacial Engineering of Copper-Copper Oxide with Cobalt-Cobalt Oxide in Cu2O/Co-CoO Heterostructure for High Performance Overall Water Splitting," (In preparation)

10. S. Shanmugapriya, S. Surendran, and U. Sim, "A Straight-forward Hydrothermal Synthesis of Ni(OH)2NiOOH@β-FeOOH for Overall Water Splitting," (In preparation)

12. S. Shanmugapriya, S. Surendran, and U. Sim, "A Comprehensive Interpretation of the C–N Coupling Mechanism and Rational Design Strategies of the Electrocatalysts for Urea Electrosynthesis," (In preparation)

[Book Chapters]

1. G. Janani, S. Surendran, Hyeonuk Choi, and Uk Sim, "Photoelectrochemical Nitrogen Reduction Reaction", "Photo- and Electro-catalytic Processes: Water Splitting, N2 Fixing, CO2 Reduction", John Wiley & Sons, NJ, USA, 2022. (DOI: 10.1002/9783527830084.ch11)

2. D. Kim, J. Park, S. Surendran, C.-S. Park, J. Y. Kim, J. K. Kim* and U. Sim*, "Applications of graphene in electronics: graphene for energy storage applications," Recent Advances in Graphene and Graphene-Based Technologies, Institute of Physics Publishing, 2023, 8-1.

[Patents]

1. Uk Sim, Gnanaprakasam Janani, Subramani Surendran, Hyeonuk Choi, Yoongu Lim, Pildo Jeong, "Spinel-derived cobalt-manganese oxide catalyst for electrocatalytic nitrogen reduction and preparation method thereof", KR Patent 10-2020-0185315, 2020-12-28.

2. Uk Sim, Subramani Surendran, Taeyong Ahn, Gnanaprakasam Janani, Yujin Chae, Pildo Jeong, "Multifunctional catalyst comprising the nickel phosphide and method of preparing the same", KR Patent 10-2020-0185316, 2020-12-28.

3. Uk Sim, Dohun Kim, Subramani Surendran, Hyeonuk Choi, Yoongu Lim, Pildo Jeong, "Catalyst comprising transition metal and germanium oxide for nitrogen reduction and method of preparing the same", KR Patent 10-2020-0185318, 2020-12-28.

4. Uk Sim, Yelyn Sim, Jaeyoung Kim, Subramani Surendran, Joonhee Moon, Cheolho Jeon, Heechae Choi, "Fluorine-doped carbon-based material including fluorine doped by solvent-free technique", KR Patent 10-2020-0107129, 2020-08-25.

5. Uk Sim, Yujin Chae, Subramani Surendran, Yelyn Sim, Hyojin Lim, Heechae Choi, "Sulfur doped porous carbon materials and manufacturing method thereof", KR Patent 10-2020-0085433, 2020-07-10.

6. Uk Sim, Hyunkyu Kim, Subramani Surendran, Yujin Chae, Ha Yeun Lee, Tae-Yong An, Hyun Soo Han, Woosung Park, Jung Kyu Kim, "Method for manufacturing an electrode for a metallic hybrid supercapacitor having crystalline Iron oxide nanoparticles through a low-cost low-temperature water-based synthesis method and an electrode for a hybrid supercapacitor manufactured accordingly", KR Patent 10-2020-0075639, 2020-06-22.

Dr.  Dae Jun Moon (문대준 박사)

Research Professor

[Publications/Patents at NEEL]

[Publications in Peer-reviewed International Journals]

2024 (7 papers)

14. S. C. Jesudassa†, S. Surendran†, D. J. Moon, S. Shanmugapriya, J. Y. Kim, G. Janani, K. Veeramani, S. Mahadik, I. G. Kim, P. Jung, G. Kwon, K. Jin, J. K. Kim, K. Hong, Y. I. Park, T.-H. Kim*, J. Heo*, and U. Sim*, "Defect Engineered Ternary Metal Spinel-type Ni-Fe-Co oxide as Bifunctional Electrocatalyst for Overall Electrochemical Water Splitting", Journal of Colloid And Interface Science 2024, 663, 566-576. (Impact factor 9.965) #106

13. Jinuk Choi†, Sejin Im†, Jihyun Choi, Subramani Surendran, Dae Jun Moon, Joon Young Kim, Jung Kyu Kim*, and Uk Sim*, "Recent Advances in 2D Structured Materials with Defect-Exploiting Design Strategies for Electrocatalysis of Nitrate to Ammonia", Energy Materials, 2024, 4:400020. (Impact factor NA) #104

12. S. Mahadika†, S. Surendranb†, D. J. Moon, J. Y. Kim, G. Janani, S. C. Jesudass, K. Veeramani, H. Choi, S. Shanmugapriya, I. G. Kim, P. Jung, Y. I. Park, J. Heo, T.-H. Kim*, K. Hong*, and U. Sim*, "Structurally Engineered Highly Efficient Electrocatalytic Performance of 3-Dimensional Mo/Ni Chalcogenides for Boosting Overall Water Splitting Performance", Chemosphere, 2024, 352, 141233. (Impact factor 8.8) #103

11. Young Wan Kim‡, Gnanaprakasam Janani‡, Joon Young Kim‡, Dae Jun Moon, Tae-Hoon Kim*, Hyunjung Lee*, and Uk Sim*, "Optimizing Compounding Ratios of Polycarbonate and Recycled Polyethylene Terephthalate for Electronic Device Covers: A Study on Sustainable Materials", Journal of the Korean Ceramic Society 2024, In press. (Impact factor 2.5) #102

10. S. Shanmugapriyaa†, S. Surendrana†, Dae Jun Moon, J. Y. Kim, H. Lee, S. C. Jesudass, K. Veeramani, S. Mahadik, G. Janani, H. Choi, I. G. Kim, P. Jung, J. Heo, K. Hong, Y. I. Park* and U. Sim*, "Ni(OH)2NiOOH 2D-Nanosheets Tailored with FeOOH Nanorods: A Synergy of Morphological Engineering towards Bifunctional Overall Water Splitting", International Journal of Hydrogen Energy 2024, 54, 1552-1562. (Impact factor 7.2) #101

9. S. C. Jesudass, S. Surendran, J. Y. Kim, S. Shanmugapriya, Dae Jun Moon, G. Janani, K. Veeramani, S. Mahadik, J. Choi, P. Jung, I. G. Kim, H. Park, H. S. Han, H. Choi, G. Kwon, J. Heo, K. Hong, T.-H. Kim*, Y. I. Park*, U. Sim*, "Bimetallic NiO/NiFe2O4 Heterostructures with Interfacial Effects for Boosting Electrochemical Water Splitting Applications", Journal of Electroanalytical Chemistry 2024, 952, 117942(Impact factor 4.5) #100

8. K. Veeramani, S. Shanmugapriya, J. Y. Kim, S. Surendran, Dae Jun Moon, G. Janani, S. C. Jesudass, S. Mahadik, H. Choi, P. Jung, I. G. Kim, J. Heo, K. Hong, T.-H. Kim,*, Y. I. Park* and U. Sim*, "Synergistically Enhanced Electrocatalytic Performance of NiO Infused Crystalline Graphitic Carbon Towards Overall Water Splitting", Materials Letters 2024, 356, 135593. (Impact factor 3.0) #99


2023 (7 papers)

7. Y. Jeong, G. Janani, D. Kim, T.-Y. An, S. Surendran, H. Lee, Dae Jun Moon, J. Y. Kim, M.-K. Han, and U. Sim* , "Roles of Heterojunction and Cu Vacancies in the Au@Cu2-xSe for the Enhancement of Electrochemical Nitrogen Reduction Performance", ACS Applied Materials & Interfaces, 2023, 15, 45, 52342–52357. (Impact factor 9.5) #93

6. Chanmin Jo, Yoongu Lim, Dae Jun Moon, Seungryul Yoo, Dong Chan Seok, Seon Yeop Jung, Seunghun Jung*, Ho-Young Jung* and Uk Sim* ,  "Characterization of Bipolar Plates manufactured with Various Pb/C Ratios for Unitized Regenerative Fuel Cell System", Frontiers in Chemistry 2023, 11, 266. (Impact factor 5.5) #84

5. Sejin Im†, Dohun Kim†, Subramani Surendran, Jinuk Choi, Dae Jun Moon, Joonyoung Kim, Hyunjung Lee*, Dae-Hyun Nam* and Uk Sim*, "High entropy alloy: From theoretical evaluation to electrocatalytic activity of hydrogen evolution reaction", Current Opinion in Electrochemistry, 2023, 7, 101293 (Impact factor 8.5) #82

4. Chanmin Jo‡, Subramani Surendran‡, Min-Cheol Kim‡, Tae-Yong An, Yoongu Lim, Hyeonuk Choi, Gnanaprakasam Janani, Sebastian Cyril Jesudass, Dae Jun Moon, Jaekyum Kim, Joon Young Kim, Chang Hyuck Choi, Myeongjin Kim, Jung Kyu Kim*, and Uk Sim*, "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production", Chemical Engineering Journal, 2023, 463, 142314 (Impact factor 15.1). #81

3. Tae-Yong An, Subramani Surendran, Sebastian Cyril Jesudass, Hyunjung Lee, Dae Jun Moon, Jung Kyu Kim*, and Uk Sim* , "Promoting Electrochemical Ammonia Synthesis by Synergized Performances of Mo2C-Mo2N Heterostructures via Efficient Electrochemical Nitrogen Reduction Reaction", Frontiers Chemistry, 2023, 11:1122150.  (Impact Factor 5.5)#78

2. Jaehyoung Lim‡, Gnanaprakasam Janani‡, Jungho Choe, Mi-Kyung Han, Joon Young Kim, Dae Jun Moon, Hoonsung Cho, Tae-Hoon Kim*, Sangsun Yang*, Uk Sim*, "Mechanism of Enhanced Flowability/Spreadability in 3D Printed Ni Alloy Powder", Powder Technology, 2023, 415, 118198 (Impact Factor 5.2) #76

1. D. Kim, K. Alam, M.-K. Han, S. Surendran, J. Lim, J. Y. Kim, Dae Jun Moon, G. Jeong, M. G. Kim, G. Kwon, S. Yang, T. G. Kang, J. K. Kim, S. Y. Jung*, H. Cho*, and U. Sim*, "Manipulating Wettability of Catalytic Surface for Improving Ammonia Production from Electrochemical Nitrogen Reduction ," Journal of Colloid And Interface Science, 2023, 633, 53 (Impact Factor 9.9) #75



[Patents]

2023 (8)

11. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "A nickel-iron-cobalt ternary metal oxide catalyst containing sodium ions and a method of manufacturing the same", KR Patent Application No.: 10-2023-0193347 (2023/12/27)

10. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Nickel hydroxide-nickel oxyhydroxide nanosheet heterostructure catalyst including iron oxyhydroxide nanorods and its manufacturing method", KR Patent Application No.: 10-2023-0193319 (2023/12/27)

9. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Heterostructure electrocatalyst containing metal oxide and metal iron oxide complex and method for manufacturing the same", KR Patent Application No.: 10-2023-0192500 (2023/12/27)

8. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "NICKEL OXIDE/GRAPHITIC CARBON COMPOSITE FOR ELECTROCATALYST AND METHOD FOR PRODUCING THE SAME", KR Patent Application No.: 10-2023-0191348 (2023/12/26)

7. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "NIOBIUM-BASED OXIDE CATALYST AND METHOD FOR PRODUCING THE SAME", KR Patent Application No.: 10-2023-0191329 (2023/12/26)

6. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Copper-cobalt metal nanoparticle-based copper oxide and cobalt oxide heterostructure electrocatalyst and its method for preparing the same", KR Patent Application No.: 10-2023-0191307 (2023/12/26)

5. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Nickel nitride based amphiphilic dual functional catalyst and method for its synthesis", KR Patent Application No.: 10-2023-0191279 (2023/12/26)

4. U. Sim, H.-Y. Jung, D. J. Moon, C.-M. Jo,  Y. G. Lim, S.-H. Jung, "LIGHT WEIGHT LEAD-CARBON BIPOLAR PLATE AND MANUFACTURING METHOD USING THE SAME", KR Patent Application No.: 10-2023-0079760 (2023/06/21)


2022 (3)

3. U. Sim, J. Y. Kim, D. J. Moon, Y. G. Lim, "high entropy catalyst and manufacturing method thereof", KR Patent Application No.: 10-2022-0178786 (2022/12/19)

2. U. Sim, J. Y. Kim, D. J. Moon, J. H. Park, Y. G. Lim, "Transition metal-transition metal oxide heterogeneous catalyst supported on sulfur-nitrogen doped carbon nanofibers and manufacturing method thereof", KR Patent Application No.: 10-2022-0177633 (2022/12/16)

1. U. Sim, J. Y. Kim, D. J. Moon, Y. G. Lim, "Catalyst for ammonia production through nitrogen reduction and method for manufacturing the same", KR Patent Application No.: 10-2022-0171410 (2022/12/09)

[Submitted and in preparation]


[Before Published Papers]

16. D. J. Moon, M. Park, W. T. Lim, “Facile quantization of semiconductor compounds in the zeolite: characterization of quantum dots of Zn4S6+ and Zn2S2+ in zeolite Y”, Materials Today Chemistry (2022), 23, 100715. (IF = 7.3)

15. D. J. Moon, H. S. Kim, H. Y. Yoo, Y. H. Kim, W. T. Lim, “Facile synthesis of subnanometer Cd4S6+ and Cd2S2+ cluster in zeolite Y and its structural characterization”, Journal of Porous Materials (2021) 28, 1361. (IF = 2.6)

14. D. J. Moon, W. T. Lim, B. K. Peterson, K. Seff, “Using Crystallography and NMR to Count the Number of Three-Aluminum Six-Rings in Fully Zn2+-Exchanged Zeolite Y. These Six-Rings Concentrate at Single Six-Ring Positions”, The Journal of Physical Chemistry C (2021) 125, 583. (IF = 3.7)

13. D. J. Moon, W. T. Lim, “Synthesis and singlecrystal structure of sodium sulfide cationic cluster in the sodalite cavity of zeolite Y (FAU, Si/Al = 1.56)”, Journal of Porous Materials (2020) 27, 1233. (IF = 2.6)

12. D. J. Moon, W. T. Lim, “Minireview of pentatomic cations in sodalite cavities”, Journal of Porous Materials (2020) 27, 563. (IF = 2.6)

11. H. S. Kim, D. J. Moon, H. Y. Yoo, J. S. Park, M. Park, W. T. Lim, “A crystallographic study of Sr2+ and K+ ionexchanged zeolite Y (FAU, Si/Al = 1.56) from binary solution with different mole ratio of Sr2+ and K+”, Journal of Porous Materials (2020) 27, 63. (IF = 2.6)

10. D. J. Moon, J. M. Lee, M. R. Bae, H.-K. Jeong, W. T. Lim, “Crystallographic Study of Water Distribution, Dehydration, Rehydration, Demethylation, and Decomposition Processes in Zeolitic Imidazolate Framework ZIF8”, The Journal of Physical Chemistry C (2019) 123, 31032. (IF = 3.7)

9. D. J. Moon, W. T. Lim, K. Seff, “Crystal structure of a hydrogen sulfide sorption complex of anhydrous Mn2+-exchanged zeolite Y (FAU, Si/Al = 1.56)”, Microporous and Mesoporous Materials (2019) 279, 432. (IF = 5.2)

8. H. S. Kim, D. J. Moon, W. T. Lim, “Crystallographic study on the selectivity, occupancy, and distribution of Sr2+ ions within zeolite Y in the presence of competing Na+ ions in aqueous exchange solution”, Journal of Porous Materials (2019) 26, 513. (IF = 2.6)

7 .D. J. Moon, S. J. Choi, W. T. Lim, “Crystallographic studies of fully dehydrated partially Zn2+-exchanged zeolite Y (FAU, Si/Al = 1.56) depending on Zn2+ concentration of aqueous solution during exchange”, Journal of Porous Materials (2018) 25, 1427. (IF = 2.6)

6. D. J. Moon, H.-K. Jeong, W. T. Lim, K. Seff, “Structure of a cyclohexane sorption complex of partially dehydrated, fully Mn2+-exchanged zeolite Y (FAU, Si/Al=1.56)”, Microporous and Mesoporous Materials (2018) 264, 139. (IF = 5.2)

5. Y. Park, M. Hong, J. Y. Koo, M. Lee, J. Lee, D. J. Moon, S. H. Sohn, T. Joo, W. T. Lim, H. Lim, H. C. Choi, “Reverse Anti-solvent Crystallization Process for the Facile Synthesis of Zinc Tetra(4-pyridyl)porphyrin Single Crystalline Cubes”, Scientific Reports (2017) 7, 2582. (IF = 4.6)

4. D. J. Moon, J.-M. Suh, J. S. Park, S. Y. Choi, W. T. Lim, “Synthesis and Structural Characterization of Benzene-sorbed Cd-Y(FAU) Zeolite”, Journal of Mineralogical Society of Korea (2017) 30, 45.

3. S. M. Seo, D. J. Moon, J. M. Suh, J. Zhu, W. T. Lim, “Mn2+-Ion Site Distribution of Zeolite Y (FAU, Si/Al = 1.56) Depending on the Ion-Exchange Ratio” Journal of Nanoscience and Nanotechnology (2016) 16, 4523. (IF = 1.354)

2. S. M. Seo, D. J. Moon, J. An, H.-K. Jeong, W. T. Lim, “Time-Dependent Ni2+-Ion Exchange in Zeolites Y (FAU, Si/Al = 1.56) and Their Single-Crystal Structures”, The Journal of Physical Chemistry C (2016) 120, 28563. (IF = 3.7)

1. D. J. Moon, W. T. Lim, K. Seff, “Structures of the Subnanometer Clusters of Cadmium Sulfide Encapsulated in Zeolite Y: Cd4S6+ and Cd(SHCd)46+”, The Journal of Physical Chemistry C (2016) 120, 16722. (IF = 3.7)

Dr. Tae Eon Park (박태언 박사)

Research Professor

[Publications/Patents at NEEL]

Dr. Gnanaprakasam Janani

Postdoctoral Scholar

[Publications/Patents at NEEL]

[Publications in Peer-reviewed International Journals]

2023

23. Y. Jeong, G. Janani, D. Kim, T.-Y. An, S. Surendran, H. Lee, D. J. Moon, J. Y. Kim, M.-K. Han*, and U. Sim*, "Roles of Heterojunction and Cu Vacancies in the Au@Cu2–xSe for the Enhancement of Electrochemical Nitrogen Reduction Performance," ACS Applied Materials & Interfaces, 2023. (DOI: 10.1021/acsami.3c07947)

22. G. Janani, S. Surendran, D.‐K. Lee, S. Shanmugapriya, H. Lee, Y. Subramanian*, U. Sim*, "Aggregation induced edge sites actuation of 3D MoSe2/rGO electrocatalyst for high-performing water splitting system," Aggregate, 2023, 00, e430. 

21. S. C. Jesudass, S. Surendran, G. Janani, T.‐H. Kim, U. Sim, "Redistributing the Electronic States of 2D‐Covalent Organic Frameworks for Electrochemical Energy Applications," Advanced Energy Materials, 2023, 2301918. 

20. Y. Lim, S. Surendran, W. So, S. Shanmugapriya, C. Jo, G. Janani, H. Choi, H. S. Han, H. Choi, Y.-H. Yun, T.-H. Kim, M.-J. Kim, K. Jin, J. K. Kim*, U. Sim*, "In situ Decorated Cu2FeSnS4 Nanosheet Arrays for Low Voltage Hydrogen Production through Ammonia Oxidation Reaction," Materials Chemistry Frontiers, 2023, Advance Article. (DOI: 10.1039/D3QM00291H)

19. S. C. JesudassS. Surendran,  J. Y. Kim,  T.-Y. An, G. Janani, T.-H. Kim,  J. K. Kim, and U. Sim*, "Pathways of Electrochemical Nitrogen Reduction Reaction: From Ammonia Synthesis to Metal-N2 batteries", Electrochemical Energy Reviews, 2023, 6 (27), 53.

18. C. Jo, S. Surendran, M.-C.  Kim, T.-Y.  An, Y. Lim, H. Choi, G. Janani, S. C. Jesudass, D. J. Moon, J. Kim, J. Y. Kim, C. H. Choi, M. Kim, J. K. Kim*, and U. Sim*, "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production," Chemical Engineering Journal, 2023, 463, 142314.

17. K. Veeramani, G. Janani, J. Kim, S. Surendran, J. Lim, S. C. Jesudass, S. Mahadika, H. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Hydrogen and Value-Added Products Yield from Hybrid Water Electrolysis: A Critical Review on Recent Developments," Renewable and Sustainable Energy Reviews, 2023, 177, 113227.

16. J. Lim, G. Janani, J. Choe, M.-K. Han, J. Y. Kim, D. J. Moon, H. Cho, T.-H. Kim*, S. Yang*, U. Sim*, "Mechanism of Enhanced Flowability/Spreadability in 3D Printed XX Powder", Powder Technology, 2023, 415, 118198.

2022

15. S. Surendran, S. C. Jesudass, G. Janani, J. Kim, Y. Lim, J. Park, I. S. Cho*, and U. Sim*, "Sulphur Assisted Nitrogen-rich CNF for Improving Electronic Interactions in Co-NiO Heterostructures towards Accelerated Overall Water Splitting," Advanced Materials Technologies, 2022, 2200572. 

14. Dong-Kyu Lee‡, Jaehyoung Lim‡, Jihyun Park, Dohun Kim, Subramani Surendran, Gnanaprakasam Janani, Joon Young Kim* and Uk Sim*, "Design of Experiments (DoE)-based Optimization of Synthetic Processes in Nickel Phosphides for High-Performance Electrochemical Application," Materials Transactions, 2022, 63, 10, 1345-1350.

13. H. Choi, S. Surendran, Y. Sim, M. Je, G. Janani, H. Choi, J. K. Kim*, and U Sim*, "Enhanced Electrocatalytic Full Water-splitting Reaction by Interfacial Electric Field in 2D/2D Heterojunction," Chemical Engineering Journal, 2022, 450, 1, 137789.

12. S. Mahadik, S. Surendran, J. Kim, G. Janani, D. K. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Syntheses and Electronic Structure Engineering of Transition Metal Nitrides for Supercapacitor Application," Journal of Materials Chemistry A, 2022, 10, 14655-14673.

11. J. Lim, G. Jeong, K. Seo, J. Lim, S. Park, W. Ju, G. Janani, D.-K. Lee, J. Y. Kim, M.-K. Han, T.-H. Kim, S. Park, H. Cho, U. Sim*, "Controlled optimization of Mg and Zn in Al alloys for improved corrosion resistance via uniform corrosion," Materials Advances2022, 3, 4813.

10D. Kim, S. Surendran, G. Janani, Y. Lim, H. Choi, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Nitrogen impregnated Carbon Coated TiO2 Nanoparticles for N2 Reduction to Ammonia under Ambient Conditions," Materials Letters, 2022, 314, 131808.

9G. Janani, S. Surendran, H. Choi, T.-Y. An, S.-J. Song, W. Park*, J. K. Kim*, and U. Sim*, Anchoring of Ni12P5 Microbricks in Nitrogen- and Phosphorus-Enriched Carbon Frameworks: Engineering Bifunctional Active Sites for Efficient Water-Splitting Systems," ACS Sustainable Chem. Eng., 2022, 10, 1182.


2021

8G. Janani, S. Surendran, H. Choi, M.-K. Han, and U. Sim*, "In situ Grown CoMn2O4 3D-tetragons on Carbon Cloth: Flexible Electrodes for efficient Rechargeable Zinc-Air Battery Powered Water Splitting Systems," Small, 2021, 17, 2103613.


2020

7.  H. Choi, D.-K. Lee, M.-K. Han, G. Janani, S. Surendran, J. K. Kim, H. Cho, and U. Sim, "Non-Noble Metal-Based Single-Atom Catalysts for Efficient Electrochemical CO2 Reduction Reaction," Journal of The Electrochemical Society, 2020, 167, 164503.

6G. Janani, S. Yuvaraj, S. Surendran, Y. Chae, Y. Sim, S.-J. Song, W. Park, M.-J. Kim, and U. Sim, "Enhanced Bifunctional Electrocatalytic Activity of Ni-Co Bimetallic Chalcogenides for Efficient Water-Splitting Applications," Journal of Alloys and Compounds, 2020, 846, 156389.

5G. Janani, H. Choi, S. Surendran, and U. Sim, "Rational Design of Electrocatalysts for Full Water Splitting across all pH Conditions," MRS Bulletin, 2020, 45:7, 539-547.

4G. Janani, Y. Chae, S. Surendran, Y. Sim, W. Park, J. K. Kim, Uk Sim, "Rational Design of Spinel Oxide Nanocomposites with Tailored Electrochemical Oxygen Evolution and Reduction Reactions for ZincAir Batteries," Applied Sciences, 2020, 10, 3165.

3.  Y. Sim, S. J. Kim, G. Janani, Y. Chae, S. Surendran, Y. H. Jung, J. Moon, U. Sim, "The synergistic effect of nitrogen and fluorine co-doping in graphene quantum dot catalysts for full water splitting and supercapacitor," Applied Surface Science, 2020, 507, 145157. 

2. Khurshed Alam†, Yelyn Sim†, Ji-Hun Yu, Gnanaprakasam Janani, Hyeonuk Choi, Yujin Chae, Uk Sim*, and Hoonsung Cho*, "In-situ Deposition of Graphene Oxide Catalyst for Efficient Photoelectrochemical Hydrogen Evolution Reaction using Atmospheric Plasma", Materials 2020, 13(1), 12

2019

1S. Surendran*, S. Shanmugapriya, R. H. Vignesh, G. Janani, U. Sim*, Y.S. Lee*, R.K. Selvan*, "Hydrothermal Deposition of CoS Nanostructures and its Multifunctional Application in Supercapattery and Water Electrolyzer," Applied Surface Science, 2019, 494, 916-928.

[Submitted and in preparation]

1. S. Surendran†, G. Janani†, S. Yuvaraj, R. K. Selvan, and U. Sim, "Nitrogen-rich Functionalized Carbon wrapped on CoP/Ag: A Dynamic Multifunctional Electrocatalysts for Zinc-air Battery driven Water Splitting Systems," (In Preparation) 

2. G. Janani‡, S. Surendran‡, U. Sim, "Role of elemental cobalt at n-doped carbon matrix prepared by bulk plasma-arc discharge process for Multifunctional electrocatalytic activity," (In Preparation)

3. G. Janani‡, S. Surendran‡, U. Sim, "Multifunctional electrocatalytic activity of strain engineered MX for zinc-air battery and self-powered overall water splitting," (In Preparation)

4. G. Janani‡, S. Surendran‡, U. Sim, "VX nanorods encompassed with reduced graphene oxide - An efficient and stable electrocatalysts for oxygen reduction, oxygen evolution, and hydrogen evolution reaction,"  (In Preparation)

[Book Chapters]

1. G. Janani, S. Surendran, Hyeonuk Choi, and Uk Sim, "Photoelectrochemical Nitrogen Reduction Reaction", "Photo- and Electro-catalytic Processes: Water Splitting, N2 Fixing, CO2 Reduction", John Wiley & Sons, NJ, USA, 2022. (DOI: 10.1002/9783527830084.ch11)

[Patents]

1. Uk Sim, Gnanaprakasam Janani, Subramani Surendran, Hyeonuk Choi, Yoongu Lim, Pildo Jeong, "Spinel-derived cobalt-manganese oxide catalyst for electrocatalytic nitrogen reduction and preparation method thereof", KR Patent 10-2020-0185315, 2020-12-28.

2. Uk Sim, Subramani Surendran, Taeyong Ahn, Gnanaprakasam Janani, Yujin Chae, Pildo Jeong, "Multifunctional catalyst comprising the nickel phosphide and method of preparing the same", KR Patent 10-2020-0185316, 2020-12-28.

Students

Tae-Yong An (안태용)

M.S./Ph.D. Integrated Candidate

Research interests: Electrochemical ammonia & urea synthesis through nitrogen redox with carbon dioxide

<Achievement >

[Peer-reviewed Journals]

9. Yujin Jeong, Gnanaprakasam Janani, Dohun Kim, Tae-Yong An, Subramani Surendran, Hyunjung Lee, Dae Jun Moon, Joon Young Kim, Mi-Kyung Han*, and Uk Sim*, "Roles of Heterojunction and Cu Vacancies in the Au@Cu2-xSe for the Enhancement of Electrochemical Nitrogen Reduction Performance", ACS Applied Materials & Interfaces 2023, 15, 45, 52342–52357 (Impact factor 9.5, JCR 12.74% in materials science, multidisciplinary 54/420)

8. Chanmin  Jo†,  Subramani  Surendran†, Min-Cheol  Kim†, Tae-Yong An,  Yoongu  Lim, Hyeonuk Choi, Gnanaprakasam Janani, Sebastian Cyril Jesudass, Dae Jun Moon, Jaekyum Kim, Joon Young Kim, Chang Hyuck Choi, Myeongjin Kim, Jung Kyu Kim*, and Uk Sim* "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production ", Chemical Engineering Journal 2023, 463, 142314 (Impact factor 16.7, JCR 3.7% in Engineering, Environmental Category 2/54)

7. Min-Cheol Kim†, Jiyong Chung†, Tae-Yong An†, Jaeyoung Lee, Mi-Kyung Han, Shinbi Lee, Wonyong Choi, Jung Kyu Kim, Sang Soo Han, Uk Sim, and Taekyung Yu, "Paradox of Thiourea: A False-Positive and Promoter for Electrochemical Nitrogen Reduction on Nickel Sulfide Catalysts", Applied Catalysts B: Environmental 2023, Accepted (Impact Factor 19.5, JCR 0.45%, 1st Rank in Environmental Scince 1/220)

6. Tae-Yong An†, Subramani Surendran†, Sebastian C. Jesudass, Hyunjung Lee, Dae J. Moon, Jung K. Kim*, and Uk Sim*, "Promoting Electrochemical Ammonia Synthesis by Synergized Performances of Mo2C-Mo2N Heterostructures via Efficient Electrochemical Nitrogen Reduction Reaction", Frontiers in Chemistry 2023, 11, 1122150 (Impact Factor 5.221, JCR 31.4%, Chemistry (all) Category 125/398)

5. Sebastian Cyril Jesudass,  Subramani Surendran,  Joon Young Kim†,  Tae-Yong An, Gnanaprakasam Janani, Tae-Hoon Kim,  Jung Kyu Kim, and Uk Sim*, "Pathways of Electrochemical Nitrogen Reduction Reaction: From Ammonia Synthesis to Metal-N2 batteries",  Electrochemical Energy Reviews, 6, 27 (2023) (Impact Factor 32.804, JCR 5.95% in Electrochemistry, Physical Category 3/42)

4. Yoongu Lim, Tae-Yong An, Uk Sim*, "Recent in Photoelectrochemical Water Splitting for Green Hydrogen Production", Trends in Metals & Materials Engineering, The Korean Institute of Metals and Materials, Korea, 2023, 36 (1), 16-28

3. Gnanaprakasam Janani, Subramani Surendran, Hyeonuk Choi, Tae-Yong An, Mi-Kyung Han, Sun-Ju Song, Woosung Park, Jung Kyu Kim*, and Uk Sim*, "Anchoring of Ni12P5 Microbricks in Nitrogen- and Phosphorus-Enriched Carbon Frameworks: Engineering Bifunctional Active Sites for Efficient Water-Splitting Systems", ACS Sustainable Chemistry & Engineering 2022, 10, 3, 1182-1194 (Impact Factor 8.198, JCR 5.37%, Chemical Engineering Category 15/279)

2. Hyunkyu Kim, Subramani Surendran, Yujin Chae, Ha Yeun Lee, Tae-Yong An, Hyun Soo Han, Woosung Park, Jung Kyu Kim*, and Uk Sim*, "Fabrication of an Ingenious Metallic Asymmetric Supercapacitor by the Integration Anodic Iron Oxide and Cathodic Nickel Phosphide", Applied Surface Science 2020, 511, 145424-145432 (Impact Factor 6.707, 5.59%, Condensed Matter Physics 23/411)

1. Tae-Yong An, Subramani Surendran, Hyun Kyu Kim, Jung Kyu Kim*, and Uk Sim*, "A Polydopamine-Mediated Biomimetic Facile Synthesis of Molybdenum Carbide-Phosphide Nanodots Encapsulated in Carbon Shell for Electrochemical Hydrogen Evolution Reaction with Long-Term Durability" Composites Part B-Engineering, 2019, 175 (15), 107071-107077 (Impact Factor 9.078, JCR 1.023%, 1st Rank in Engineering, Multidisciplinary 1/91)


[Submitted and in preparation]

7. Tae-Yong An and Uk Sim, Membrane-Free Electrochemical System for Efficient Nitrogen Redox Reaction, Experiment preparation

6. Tae-Yong An and Uk Sim, Direct Electrosynthesis of Fertilizer using Nirogen Redox Reaction, Experiment preparation

5. Tea-Yong An and Uk Sim, Electrochemical Urea Synthesis from Carbon Dioxide and Nitrogen, Experiment preparation

4. Tae-Yong An, Uk Sim* et al., Activated XX Nanoparticle for Elctrochemical Nitrate Reduction Reaction, Experiment preparation

3. Y. Jang, Tae-Yong An, J. Chung, Uk Sim*, and T. Yu*, "Synergistic Effect of Hetero-Interface Engineered XX Nanocomposites for Electrochemical Ammonia Synthesis", Manuscript preparation

2. Tae-Yong An, M. Kim, S. Surendran, S. C. Jesudass, Y. Lim, J. Kim, T. Kim, S. Yuvaraj, J. K. Kim , and Uk Sim, "Utilizing the Wadsley Roth Structures in XX Microsheres for Efficient Electrochemical Nitrogen Reduction at Ambient Conditions, Submitted

1. Tae-Yong An, M. Je, C. Xia, S. Surendran, J. Lim, D. Lee, M. Han, T. Kim, H. Choi, J. K. Kim, and Uk Sim*, "Enhancing Electrocatalytic Nitrogen Fixation Beyond Coherent Heterointerfacial Boundaries", Submitted


[Patents]

4. Uk Sim, Subramani Surendran, Tae-Yong An, Gnanaprakasam Janani, Yujin Chae, Pildo Jeong, "Multifunctional catalyst comprising the nickel phosphide and method of preparing the same", Patent No.: 10-2498885 (2023/02/07)

3. Uk Sim, Jung Kyu Kim, Tae-Yong An, Heechae Choi, Jaekyum Kim, Jaehyoung Lim, Dong-Kyu Lee, "Vanadium oxide-nitride hybrid electrocatalyst for nitrogen reduction reaction and method for manufacturing same", Patent No.: 10-2486536 (2023/01/04)

2. Uk Sim, Jung Kyu Kim, Woo Seok Choe, Tae-Yong An, Deuk Jin Na "Electrocatalyst for hydrogen generation reaction including transition metal carbide-phosphide hybrid nanostructure encapsulated with carbon shell and method for manufacturing same", Patent No.:10-2431468 (2022/08/08)

1. Uk Sim, Hyunkyu Kim, Subramani Surendran, Yujin Chae, Ha Yeun Lee, Tae-Yong An, Hyun Soo Han, Woosung Park, Jung Kyu Kim, "Method for manufacturing an electrode for a metallic hybrid supercapacitor having crystalline Iron oxide nanoparticles through a low-cost low-temperature water-based synthesis method and an electrode for a hybrid supercapacitor manufactured accordingly", Patent No.:10-2360724 (2022/02/04)


[Awards and Scholarship]

4.  Best Poster Award - 2023.11.15-17, Materials Research Society of Korea (MRS-K), Fall Conference 2023, Gyeongju, Rep of Korea

3Best Poster Award - 2023.06.06-09, Global Conference on Innovation Materials 2023, Jeju, Rep of Korea 

2Best Poster Award - 2022.12.16, 1st KENTECH Annual Research Fair 2022, Naju, Rep of Korea

1. NRF Research Fellow (학문후속세대 양성 장학사업 선정) 2019-2021

Dong Kyu Lee (이동규)

M.S./Ph.D. Integrated Candidate

Research interests: Electrochemical NOx reduction for synthetic ammonia, DFT calculation

<Achievement >

[Peer-reviewed Journals]

13. Mohaseen S. Tamboli, Santosh S. Patil, Dong-Kyu Lee, C. S. Praveen, Asiya M. Tamboli, Uk Sim, Kiyoung Lee, Geun Ho Gu, and Chinho Park, "Innate Approach for Hybrid Mo-Doped BiVO4/Graphene as Photoanode with Interface Engineering and Dopant Modulation towards Enhanced Photoelectrochemical Hydrogen Production", Energy 2024, Just Accepted. Elsevier  (Impact Factor 8.9, JCR 96% in Thermodynamics Category 3/63)

12. Shivraj Mahadik‡,  Surendran Subramani‡,  Joonyoung Kim‡,  Janani Gnanaprakasam,  DongKyu Lee,  Tae-Hoon Kim,   Jung Kyu Kim  and  Uk Sim , "Syntheses and Electronic Structure Engineering of Transition Metal Nitrides for Supercapacitor Application",Journal of Materials Chemistry A 2022, 10, 14655-14673, (Impact Factor 14.511, JCR 7.5% in Materials Science, Multidisciplinary Category 26/345)

11. Shivraj Mahadik, Subramani Surendran, Joon Young Kim, Dongkyu Lee, Jihyun Park, and Uk Sim*, "Recent Progress in the Development of Carbon-Based Materials in Lead-Carbon Batteries,", Just accepted

10. Jihyun Park, Song Yeul Lee, Joon Young Kim, Subramani Surendran, Dong-Kyu Lee, Yong Il Park*, and Uk Sim*, "Boosting Ion Diffusion at Ni2P@3D Nanostructure Carbon Network Interface for Superior and Durable Sodium-Ion Hybrid Capacitor", Electrochimica Acta 2023, 453, 142363 (Impact factor 7.336, JCR 16.7% in Electrochemistry Category 7/42) 

9. Jaehyoung Lim, Geonwoo Jeong, Kookjeong Seo, Jungsoo Lim, Sangjun Park, Won Ju, Gnanaprakasam Janani, Dong-Kyu Lee, Joon Young Kim, Mi-Kyung Han, Tae-Hoon Kim, Sungtae Park, Hoonsung Cho, Uk Sim*, "Controlled optimization of Mg and Zn in Al alloys for improved corrosion resistance via uniform corrosion", Materials Advances 2022, 3, 4813-4823.

8. Dong-Kyu Lee‡, Jaehyoung Lim‡, Jihyun Park, Dohun Kim, Subramani Surendran, Gnanaprakasam Janani, Joon Young Kim* and Uk Sim*, "Design of Experiments (DoE)-based Optimization of Synthetic Processes in Nickel Phosphides for High-Performance Electrochemical Application", Materials Transactions, 2022, 63(10), 1345-1350, (Impact Factor 1.377, JCR 64.6% in Metallurgy & Metallurgical Engineering Category 57/79)

7. Dong-Kyu Lee‡, Sung-Jun Wee‡ , Kyung-Jun Jang, Mi-Kyung Han, Subramani Surendran, Sung Yong Cho, Joon Young Kim, Sang-Kyu Lee, and Uk Sim*, "3D Printed Tungsten Carbide-based Hierarchical Electrode for Efficient Electrochemical Ammonia Production", Journal of the Korean Ceramic Society 2021, Accepted (Impact factor 1.674, JCR 54.45% in Materials Science, Ceramics Category 16/29) 

6. Hyeonuk Choi, Dong-Kyu Lee, Mi-Kyung Han, Gnanaprakasam Janani, Subramani Surendran, Jin Hyeok Kim, Jung Kyu Kim, Hoonsung Cho, and Uk Sim*, "Non-noble Metal-based Single-atom Catalysts for Efficient Electrochemical CO2 Reduction Reaction", Journal of the Electrochemical Society 2020, 167 164503 (Impact Factor 4.316, JCR 21.429% in Materials Science, Coatings & Films 5/21)

5. Dohun Kim†, Dong-Kyu Lee†, Seong Min Kim, Woosung Park, Uk Sim*, "Photoelectrochemical Water Splitting Reaction System based on Metal-organic Halide Perovskites", Materials 2020, 13(1), 210 (Impact Factor 3.623, JCR 45.645% in Materials Science, Multidisciplinary Category 132/314) A figure from your following entry has been selected as &Image of the Week.

4. Yoongu Lim†, Dong-Kyu Lee†, Seong Min Kim, Woosung Park, Sung-Yong Cho, Uk Sim*, "Low Dimensional Carbon-based Catalysts for Efficient Photocatalytic and Photo/Electrochemical Water Splitting Reactions", Materials 2020, 13(1), 114 (Impact Factor 3.623, JCR 45.645% in Materials Science, Multidisciplinary Category 152/333) Featured in a cover article

3. Sung Kyu Kim†, Dong Kyu Lee†, Hyungju Lim, and Uk Sim*, In vitro Targeting and Imaging of Neurogenic Differentiation in Mouse Bone-marrow derived Mesenchymal Stem Cells with Superparamagnetic Iron Oxide Nanoparticles, Applied Sciences 2019, 9 (16), 3259-3268 (Impact Factor 2.679, JCR 34.62% in Engineering, Multidisciplinary Category 32/91)

2. Jude John†, Dong-Kyu Lee†, and Uk Sim*, "Photocatalytic and Electrocatalytic Approaches towards Atmospheric Nitrogen Reduction to Ammonia under Ambient Conditions", Nano Convergence 2019, 6: 15 (Impact Factor 8.526, JCR 14.4% in Physics, Applied Category 52/154)

1. Dong-Kyu Lee† and Uk Sim*, "Electrochemical Nitrogen Reduction Reaction to Ammonia Production at Ambient Condition", Journal of the Korean Electrochemical Society 2019, 22 (1), 1-12

[Submitted and in preparation]

1. Mohaseen S. Tamboli, Santosh S. Patil, Dong-Kyu Lee, C. S. Praveen, Asiya M. Tamboli, Uk Sim, Kiyoung Lee, Geun Ho Gu, and Chinho Park, "Innate Approach for Hybrid Mo-Doped BiVO4/Graphene as Photoanode with Interface Engineering and Dopant Modulation towards Enhanced Photoelectrochemical Hydrogen Production", Submitted and underrivision

2. Gnanaprakasam Janani‡, Subramani Surendran‡, Dongkyu Lee, Yuvaraj Subramanian*, and Uk Sim*, "Actuating Edge Sites by 2D/2D XX/XX Heterostructures: An Efficient Bifunctional Electrocatalyst for High-Performing Water Splitting System", Submitted and under revision 

3. Dong-Kyu Lee, Tae-Yong An, Yujin Jung, and Uk Sim*, "XX Catalyst for Improving Electrochemical Synthetic Ammonia from Nitrogen and Nitrogen Oxides via DFT Calculation"

4. Suren, Dong-Kyu Lee, Uk Sim* and various author, "Functionalized Nitrogen-rich Carbon wrapped XX: A Dynamic Multifunctional Electrocatalysts for Energy Storage and Conversion Systems "

[Patents]

3. Uk Sim, Jung Kyu Kim, Tae-Yong An, Heechae Choi, Jaekyum Kim, Jaehyoung Lim, Dong-Kyu Lee, "Parallelizing reaction pathway at vanadium oxide-nitride boundary for nitrogen fixation catalysts and their methods",KR Patent 10-2020-0139616, 2020-10-26 

2. Uk Sim, Dong Kyu Lee, Jude John, Yelyn Sim, Sung Kyu Kim, "SPION enhanced Magnetic and Conductivity without Cytotoxicity and the Synthesis Method Thereof", KR Patent Application No.: 10-2019-0005266 (2019/01/15), Patent No.: 10-2187739 (2020/12/01) 

1. Uk Sim, Heechae Choi, Chul Kang, Sun-Ju Song, Chan-Jin Park, Dong Kyu Lee, Yoon Gu Lim, Jaehyoung Lim, Do Yeon Hwang, "Optically Steered and Oriented Multiple functionality Electrocatalysts (OSOME [awesome] catalysts) Through EM wave driven Resonance Phenomena, as a Potential Substitute for Noble Metal Catalysts",KR Patent 10-2020-0119757, 2020-09-17 


[Awards and Scholarships]

Jaehyoung Lim (임재형)

Ph.D. Course

M.S. in Physics

Research interests:  Machine Learning, Computational Chemistry

<Achievement >

[Peer-reviewed Journals]

5. Jaehyoung Lim1‡, Gnanaprakasam Janani1‡, Jungho Choe5, Mi-Kyung Han3, Joon Young Kim1, Dae Jun Moon1, Hoonsung Cho3, Tae-Hoon Kim3*, Sangsun Yang5*, Uk Sim1,4* "Mechanism of Enhaced Flowability/Spreadability in 3D prnted xx Powder" (Impact factor 5.64, JCR 21.42% in Engineering, Chemical 30/140)

4. Dong-kyu Lee‡, Jaehyoung Lim, Jihyun Park, Dohun Kim, Subramani Surendran, Gnanaprakasam Janani, Joon Young Kim* and Uk Sim* "Design of Experiments (DoE)-based Optimization of Synthetic Processes in Nickel Phosphides for High-Performance Electrochemical Application", Materials Transactions, (Impact factor 1.377, JCR 69.23% Metallurgy&Metallurgical Engineering 54/78)

3. Dohun Kim, Subramani Surendran, Yoongu Lim, Hyeonuk Choi, Jaehyoung Lim, Joon Young Kim, Mi-Kyung Han, Uk Sim*, “Spinel-type Ni2GeO4 electrocatalyst for electrochemical ammonia synthesis via nitrogen reduction reaction under ambient conditions”, International Journal of Energy Research (Impact factor 5.164, JCR 2.44% in Nuclear science & Technology 1/34) 

2. Hyeonuk Choi, Subramani Surendran‡, Dohun Kim, Yoongu Lim, Jaehyoung Lim, Jihyun Park, Jung Kyu Kim, Mi-Kyung Han, and Uk Sim*, "Boosting eco-friendly hydrogen generation by urea-assisted water electrolysis using M2GeO4 (M = Fe, Co) as an active electrocatalyst", Environmental Science: Nano 2021,  (Impact factor  8.131, JCR 7.85% in Environmental Sciences 22/274) 

1. Jaehyoung Lim, Geonwoo Jeong, Kookjeong Seo, Jungsoo Lim, Sangjun Park, Won Ju, Dong-Kyu Lee, Mi-Kyung Han, Tae-Hoon Kim, Uk Sim*, Sungtae Park*, Hoonsung Cho*, "Controlled optimization of Mg and Zn in Al alloys for improved corrosion resistance", Materials Advances, Assigned as the front cover, (Impact factor 5.36, JCR 44.28% in Metarials Science, Multidisciplinary 186/420 )

[Submitted and in preparation]

2. Jaehyoung Lim, Geunho Gu, Uk Sim* et al., "predict XXX for XXX Catalyst using machin learninglearning machine learning model

1. Jaehyoung Lim, JY Kim, MC Kim, Uk Sim* et al., high throughput screening for XXX catlayst using machine learning. Data Preprocessing preparation

[Patents]

3. Uk Sim, Jung Kyu Kim, Tae-Yong An, Heechae Choi, Jaekyum Kim, Jaehyoung Lim, Dong-Kyu Lee, "Parallelizing reaction pathway at vanadium oxide-nitride boundary for nitrogen fixation catalysts and their methods",KR Patent 10-2020-0139616, 2020-10-26 

2. Uk Sim, Taeyong Ahn, Jaehyoung Lim, Pildo Jeong, "A molybdenum based catalysts for nitrogen reduction and method of preparing the same", KR Patent 10-2020-0185314, 2020-12-28 

1. Uk Sim, Heechae Choi, Chul Kang, Sun-Ju Song, Chan-Jin Park, Dong Kyu Lee, Yoon Gu Lim, Jaehyoung Lim, Do Yeon Hwang, "Optically Steered and Oriented Multiple functionality Electrocatalysts (OSOME [awesome] catalysts) Through EM wave driven Resonance Phenomena, as a Potential Substitute for Noble Metal Catalysts",KR Patent 10-2020-0119757, 2020-09-17 

Chanmin Jo (조찬민)

Ph. D. Course

M.S. in Materials Science and Engineering

Research interests: Electrochemical NH3 & Urea Oxidation, Urea synthesis through Nitrogen & NOx reduction, Bipolar plate for fuel cell

<Achievement > 

[Peer-reviewed Journals]

Main author: 3

Co-author : 1 

4. Chanmin Jo, Dong Kyu Lee, Hyunjung Lee, Tae-Eon Park, Uk Sim*, Young-Hoon Yun* "Recent Advances and Trends in Photoelectrochemical Hybrid Water Electrolysis", Ceramist. 2023, 3, 26, 315-326.

3. Yoongu Lim, Surendran Subramani, Won So, Sathyanarayanan Shanmugapriya, Chamnim Jo, Janani Gnanaprakasam, Hyeonuk Choi, Hyun Soo Han, Heechae Choi, Young-Hoon Yun, Tae-Hoon Kim, Myeongjin Kim, Kyoungsuk Jin, Jung Kyu Kim* and Uk Sim*, "In situ Decorated Cu2FeSnS4 Nanosheet Arrays for Low Voltage Hydrogen Production through Ammonia Oxidation Reaction", Materials Chemistry Frontiers, 2023, 7, 5843-5857  (Impact factor 7, JCR 22.8% in Materials science, Multidisciplinary Category 78/342).

2. Chanmin Jo, Yoongu Lim, Dae Jun Moon, Seungryul Yoo, Dong Chan Seok, Seon Yeop Jung, Seunghun Jung*, Ho-Young Jung* and Uk Sim*, "Characterization of Bipolar Plates manufactured with Various Pb/C Ratios for Unitized Regenerative Fuel Cell System", Frontiers in Chemistry, 2023, 11, 266. (Impact factor 5.545, JCR 32.9% in Chemistry, Multidisciplinary Category 59/179). 

1. Chanmin Jo, Subramani Surendran, Min-Cheol Kim, Tae-Yong An, Yoongu Lim, Hyeonuk Choi, Gnanaprakasam Janani, Sebastian Cyril Jesudass, Dae Jun Moon, Jaekyum Kim, Joon Young Kim, Chang Hyuck Choi, Myeongjin Kim, Jung Kyu Kim*, and Uk Sim*, "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production", Chemical Engineering Journal, 2023, 463, 142314 (Impact factor 16.7, JCR 3.7% in Engineering, Environmental Category 2/54).


[Submitted and in preparation]

Main author: 6

Co-author : 1

7. Cyril Jesudass, Chanmin Jo, Uk Sim. XX and XX based Nitrogen Reduction Reaction, Submitted.

6, Jinuk Choi, Chanmin Jo, Hyojung Lim, Minseo Jeon, Gyoung Hwa Jeong,  and Uk Sim*, Hydrogen Production System, Experiment preparation.

5, Joon Young Kim, Chanmin Jo, Dae Jun Moon, Gyeong Hwa Jeong, Gnanaprakasam Janani, Seungryul Yoo, Dong Chan Seok, Seon Yeop Jung, Tae-Hoon Kim4, Ho-Young Jung* and Uk Sim* , Bipolar plates for URFC, Manuscript preparation.

4. Chanmin Jo, Gyeong Hwa Jeong  and Uk Sim*, Electrochemical Urea Synthesis from Carbon Dioxide and NOx, Experiment preparation.

3. Minseo Jeon,  Chanmin Jo, Gyeong Hwa Jeong and Uk Sim*, XXXXX Electrochemical Ammonia Oxidation Reaction, Experiment preparation.

2. Chanmin Jo, Minseo Jeon, and Uk Sim*, Electrochemical for Urea (urine) Oxidation Reaction, Experiment preparation.

1. Chanmin Jo Minseo Jeon, Gyoung Hwa Jeong, Subramani Surendran and Uk Sim*, Electrochemical ammonia oxidation reaction for hydrogen production , Experiment preparation.


[Patent]

2023 

8. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "A nickel-iron-cobalt ternary metal oxide catalyst containing sodium ions and a method of manufacturing the same", KR Patent Application No.: 10-2023-0193347 (2023/12/27)

7. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Nickel hydroxide-nickel oxyhydroxide nanosheet heterostructure catalyst including iron oxyhydroxide nanorods and its manufacturing method", KR Patent Application No.: 10-2023-0193319 (2023/12/27)

6. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Heterostructure electrocatalyst containing metal oxide and metal iron oxide complex and method for manufacturing the same", KR Patent Application No.: 10-2023-0192500 (2023/12/27)

5. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "NICKEL OXIDE/GRAPHITIC CARBON COMPOSITE FOR ELECTROCATALYST AND METHOD FOR PRODUCING THE SAME", KR Patent Application No.: 10-2023-0191348 (2023/12/26)

4. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "NIOBIUM-BASED OXIDE CATALYST AND METHOD FOR PRODUCING THE SAME", KR Patent Application No.: 10-2023-0191329 (2023/12/26)

3. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Copper-cobalt metal nanoparticle-based copper oxide and cobalt oxide heterostructure electrocatalyst and its method for preparing the same", KR Patent Application No.: 10-2023-0191307 (2023/12/26)

2. U. Sim, D. J. Moon, J. Y. Kim, C.-M. Jo,  Y. G. Lim, P. D. Jung, I. G. Kim, D. J. Lee, "Nickel nitride based amphiphilic dual functional catalyst and method for its synthesis", KR Patent Application No.: 10-2023-0191279 (2023/12/26)

1. U. Sim, H.-Y. Jung, D. J. Moon, C.-M. Jo,  Y. G. Lim, S.-H. Jung, "LIGHT WEIGHT LEAD-CARBON BIPOLAR PLATE AND MANUFACTURING METHOD USING THE SAME", KR Patent Application No.: 10-2023-0079760 (2023/06/21)


[Awards & Scholar]

3. KENTECH 2023년도 2차 국외 학술활동비 지원 선정

2. Best Poster Award - 2023.06.06-09, Global Conference on Innovation Materials 2023, Jeju, Rep of Korea 

1. Brain Korea 21 Scholarship, Chonnam National University, 2019 ~2021, Korea 

Cyril  Jesudass

Ph.D. Course

M.S. in Physics

Research interests: Electrocatalyst design, Water electrolysis, Electrochemical Ammonia production

[Publications in Peer-reviewed International Journals]

2023

7. S. C. Jesudass‡, S. Surendran‡, G. Janani, Tae-Hoon Kim, and Uk Sim, "Redistributing the Electronic States of 2D-Covalent Organic Frameworks for Catalytic Applications", Advanced Energy Materials, 2023, 2301918.

6. S. C. Jesudass†,  S. Surendran†,  J. Y. Kim‡,  T.-Y. An, G. Janani, T.-H. Kim,  J. K. Kim, and U. Sim*, "Pathways of Electrochemical Nitrogen Reduction Reaction: From Ammonia Synthesis to Metal-N2 batteries", Electrochemical Energy Reviews, 2023, 6 (27), 53.

5. C. Jo†, S. Surendran†, M.-C.  Kim†, T.-Y.  An, Y. Lim, H. Choi, G. Janani, S. C. Jesudass, D. J. Moon, J. Kim, J. Y. Kim, C. H. Choi, M. Kim, J. K. Kim*, and U. Sim*, "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production," Chemical Engineering Journal, 2023, 463, 142314.

4. K. Veeramani†, G. Janani†, J. Kim†, S. Surendran, J. Lim, S. C. Jesudass, S. Mahadika, H. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Hydrogen and Value-Added Products Yield from Hybrid Water Electrolysis: A Critical Review on Recent Developments," Renewable and Sustainable Energy Reviews, 2023, 177, 113227.

3. T.-Y. An†, S. Surendran†, S. C. Jesudass, H. Lee,  D. J. Moon, J. K. Kim*, and U. Sim*, "Promoting Electrochemical Ammonia Synthesis by Synergized Performances of Mo2C-Mo2N Heterostructures", Frontiers in Chemistry, 2023, 11, 1122150.


2022

2. S. Surendran, S. C. Jesudass, G. Janani, J. Kim, Y. Lim, J. Park, I. S. Cho*, and U. Sim*, "Sulphur Assisted Nitrogen-rich CNF for Improving Electronic Interactions in Co-NiO Heterostructures towards Accelerated Overall Water Splitting," Advanced Materials Technologies, 2022, 2200572.

1.  M. S. Yu‡, S. C. Jesudass‡, S. Surendran‡, U. Sim*, and M.-K. Han*, Synergistic Interaction of MoS2 Nanoflakes on La2Zr2O7 Nanofibers for Improving Photoelectrochemical Nitrogen Reduction, ACS Applied Materials & Interfaces, 2022, 14, 28, 31889.


[Submitted and in preparation]

8. S. C. Jesudass; S. Surendran; D. J. Moon; T.-H. Kim; U. Sim; and J. Heo,* "Defect Engineered Ternary Metal Spinel-type XYZO4 as Bifunctional Electrocatalyst for Overall Electrochemical Water Splitting." [Submitted - Under Review]

7. S. Shanmugapriya; S. Surendran; D. J. Moon; S. C. Jesudas; Y. Park; and U. Sim,* "X(OH)2XZOH 2D-Nanosheets Tailored with YZOH Nanorods: A Synergy of Morphological Engineering towards Bifunctional Overall Water Splitting." [Submitted - Under Review]

6. S. C. Jesudass; S. Surendran; J. Y. Kim; T.-H. Kim; U. Sim; and Y. Park,* "Bimetallic XO/XY2O4 Heterostructures with Interfacial Effects for Boosting Electrochemical Water Splitting Applications" [Submitted - Under Review]

5. G. Janani; S. Surendran; D. J. Moon; J. Y. Kim; S. C. Jesudass; K. Hong; and U. Sim*, "XN based Ambipolar Natured Dual-Functional Catalyst for Simultaneous Hydrogen and Oxygen Evolution in Electrochemical Water Splitting System" [Submitted - Under Review]

4. S. Mahadik; S. Surendran; H. Lee; S. Shanmugapriya; D. J. Moon; J. Y. Kim; G. Janani; S. C. Jesudass; U. Sim, Structurally Engineered Highly Efficient Electrocatalytic Performance of 3-Dimensional X/Y Chalcogenides for Boosting Overall Water Spitting Performance. [Submitted - Under Review]

3. K. Veeramania, S. Shanmugapriya, J. Y. Kim, S. Surendran, H. Lee, D. J. Moon, G. Janani, S. C. Jesudass, S. Mahadik, and U. Sim* "Synergistically Enhanced Electrocatalytic Performance of XO Infused Crystalline Graphitic Carbon Towards Overall Water Splitting." [Submitted - Under Review]

2. S. Surendran; S. Shanmugapriya; H. Lee; L. Kumaresan; S. C. Jesudass; et. al.,; U. Sim* Interfacially Engineered XY-X2O/YO Mott-Schottky Electrocatalyst for High-Performance Overall Water Splitting. [Submitted - Under Review]

1. T.-Y. An‡, M-G. Kim‡, S. Surendran‡, S. C. Jesudass, J.K. Kim, and U. Sim, "Utilizing the Wadsley Roth structures in TNO microspheres for efficient Electrochemical Nitrogen Reduction at ambient conditions." [Submitted - Under Review]

Shivraj Mahadik

Ph.D. Course

M.S. in Nanoscience

Research interests: Water electrolysis, Energy storage

[Peer-reviewed Journals]

2023

3. S. Mahadik†, S. Surendran†, J. Y. Kim†, D. Lee, J. Park, and U. Sim*, "Recent Progress in the Development of Carbon-Based Materials in Lead-Carbon Batteries," Carbon Neutralization, 2023, 1– 15. (https://doi.org/10.1002/cnl2.78)

2. K. Veeramani†, G. Janani†, J. Kim†, S. Surendran, J. Lim, S. C. Jesudass, S. Mahadik, H. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Hydrogen and Value-Added Products Yield from Hybrid Water Electrolysis: A Critical Review on Recent Developments," Renewable and Sustainable Energy Reviews, 2023, 177, 113227.


2022

1.S. Mahadik‡, S. Surendran‡, J. Kim‡, G. Janani, D. K. Lee, T.-H. Kim, J. K. Kim, and U. Sim, "Syntheses and Electronic structure Engineering of Transition Metal Nitrides for supercapacitor application." Journal of Materials Chemistry A, 2022, 10, 14655-14673.

[Submitted and in preparation] 

7. S. C. Jesudass; S. Surendran; D. J. Moon; S. Mahadik; T.-H. Kim; U. Sim; and J. Heo,* "Defect Engineered Ternary Metal Spinel-type XYZO4 as Bifunctional Electrocatalyst for Overall Electrochemical Water Splitting." [Submitted - Under Review]

6. S. Shanmugapriya; S. Surendran; D. J. Moon; S. Mahadik; Y. Park; and U. Sim,* "X(OH)2XZOH 2D-Nanosheets Tailored with YZOH Nanorods: A Synergy of Morphological Engineering towards Bifunctional Overall Water Splitting." [Submitted - Under Review]

5. S. C. Jesudass; S. Surendran; J. Y. Kim; S. Mahadik; T.-H. Kim; U. Sim; and Y. Park,* "Bimetallic XO/XY2O4 Heterostructures with Interfacial Effects for Boosting Electrochemical Water Splitting Applications" [Submitted - Under Review]

4. G. Janani; S. Surendran; D. J. Moon; J. Y. Kim; S. Mahadik; K. Hong; and U. Sim*, "XN based Ambipolar Natured Dual-Functional Catalyst for Simultaneous Hydrogen and Oxygen Evolution in Electrochemical Water Splitting System" [Submitted - Under Review]

3. S. Mahadik; S. Surendran; H. Lee; S. Shanmugapriya; D. J. Moon; J. Y. Kim; G. Janani; S. C. Jesudass; U. Sim, Structurally Engineered Highly Efficient Electrocatalytic Performance of 3-Dimensional X/Y Chalcogenides for Boosting Overall Water Spitting Performance. [Submitted - Under Review]

2. K. Veeramania, S. Shanmugapriya, J. Y. Kim, S. Surendran, H. Lee, D. J. Moon, G. Janani, S. C. Jesudass, S. Mahadik, and U. Sim* "Synergistically Enhanced Electrocatalytic Performance of XO Infused Crystalline Graphitic Carbon Towards Overall Water Splitting." [Submitted - Under Review]

1. S. Mahadik‡, S. Surendran‡, U. Sim, "XYN for Water Splitting Application." [In Preparation]

Krishnan Veermani

Ph.D. Course

M.S. in Nanoscience and Technology

Research interests: Electrocatalyst, Water electrolysis, Hybrid Fuel cell

[Peer-reviewed Journals]

2023

1. K. Veeramani†, G. Janani†, J. Kim†, S. Surendran, J. Lim, S. C. Jesudass, S. Mahadika, H. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Hydrogen and Value-Added Products Yield from Hybrid Water Electrolysis: A Critical Review on Recent Developments," Renewable and Sustainable Energy Reviews, 2023, 177, 113227.

[In Preparation]

7. S. C. Jesudass; S. Surendran; D. J. Moon; K. Veeramani; T.-H. Kim; U. Sim; and J. Heo,* "Defect Engineered Ternary Metal Spinel-type XYZO4 as Bifunctional Electrocatalyst for Overall Electrochemical Water Splitting." [Submitted - Under Review]

6. S. Shanmugapriya; S. Surendran; D. J. Moon; K. Veeramani; Y. Park; and U. Sim,* "X(OH)2XZOH 2D-Nanosheets Tailored with YZOH Nanorods: A Synergy of Morphological Engineering towards Bifunctional Overall Water Splitting." [Submitted - Under Review]

5. S. C. Jesudass; S. Surendran; J. Y. Kim; K. Veeramani; T.-H. Kim; U. Sim; and Y. Park,* "Bimetallic XO/XY2O4 Heterostructures with Interfacial Effects for Boosting Electrochemical Water Splitting Applications" [Submitted - Under Review]

4. G. Janani; S. Surendran; D. J. Moon; J. Y. Kim; K. Veeramani; K. Hong; and U. Sim*, "XN based Ambipolar Natured Dual-Functional Catalyst for Simultaneous Hydrogen and Oxygen Evolution in Electrochemical Water Splitting System" [Submitted - Under Review]

3. S. Mahadik; S. Surendran; H. Lee; S. Shanmugapriya; D. J. Moon; J. Y. Kim; G. Janani; K. Veeramani; U. Sim, Structurally Engineered Highly Efficient Electrocatalytic Performance of 3-Dimensional X/Y Chalcogenides for Boosting Overall Water Spitting Performance. [Submitted - Under Review]

2. K. Veeramania, S. Shanmugapriya, J. Y. Kim, S. Surendran, H. Lee, D. J. Moon, G. Janani, S. C. Jesudass, S. Mahadik, and U. Sim* "Synergistically Enhanced Electrocatalytic Performance of XO Infused Crystalline Graphitic Carbon Towards Overall Water Splitting." [Submitted - Under Review]

1. K. Veeramani, S. Suren, G. Janani, “Efficient Urea Oxidation with Fe and Cu-Based heterostructure Transition Metal Oxide Electrocatalyst: A Promising Alternative”

Yoongu Lim (임윤구)

Ph.D.  Course

M.S. in Materials Science & Engineering 

Research interests: Electrochemical Conversion System, Electrochemical Storage System

<Achievement > 

[Peer-reviewed Journals]

Main author: 7

Co-author : 6

Yoongu Lim, Dong-Kyu Lee, Seong Min Kim, Woosung Park, Sung-Yong Cho, Uk Sim*, “Low dimensional carbon-based catalysts for efficient photocatalytic and photo/electrochemical water splitting reactions”, Materials 2020, 13(1), 114 (Impact Factor 2.972, JCR 35.65%) Featured in a cover article

Yoongu Lim, Song Yeul Lee, Dohun Kim, Mi-Kyung Han, Hyun Soo Han, Soon Hyung Kang, Jung Kyu Kim, Uk Sim*, and Yong Il Park*, "Expanded solar absorption spectrum to improve photoelectrochemical oxygen evolution reaction: Effect of upconversion nanoparticles on photocatalytic activity of ZnFe2O4/TiO2", Chemical Engineering Journal, 2022, 438, 135503,  (Impact factor 16.733, JCR 2.13% in Engineering, Chemical Category 4/143)

Yoongu Lim, Surendran Subramani‡, Won So, Chamnim Jo, Janani Gnanaprakasam, Hyeonuk Choi, Hyun Soo Han, Heechae Choi, Young-Hoon Yun, Tae-Hoon Kim, Myeongjin Kim, Kyoungsuk Jin, Jung Kyu Kim*, Uk Sim* "In situ Decorated Cu2FeSnS4 Nanosheet Arrays for Low Voltage Hydrogen Production through Ammonia Oxidation Reaction“, Materials Chemistry Frontiers, Accepted

•Chanmin Jo, Yoongu Lim, Dae Jun Moon‡, Seungryul Yoo, Dong Chan Seok, Seon Yeop Jung, Seunghun Jung*, Ho-Young Jung* and Uk Sim*, "Characterization of Bipolar Plates manufactured with Various Pb/C Ratios for Unitized Regenerative Fuel Cell System", Frontiers in Chemistry, 2023, 11, 266. (Impact factor 5.545, JCR 32.9% in Chemistry, Multidisciplinary Category 59/179).

Yoongu Lim, Tae-Yong An, Uk Sim*, "Recent in Photoelectrochemical Water Splitting for Green Hydrogen Production", Trends in Metals & Materials Engineering,  The Korean Institute of Metals and Materials, Korea, 2023, 36 (1), 16-28

• Subramani Surendran, Yoongu Lim, Seonah Lee, Sebastian Cyril Jesudass, Gnanaprakasam Janani, Heechae Choi, Gibum Kwon, Kyoungsuk Jin*, Uk Sim*, “Understanding the Engineering Tactics to Achieve the Stabilized Anode in Next-Generation Zn-Air Batteries”, Exploration, Under Review

• Sebastian Cyril Jesudass, Yoongu Lim, Minjun Jo, Subramani Surendran, Heechae Choi, Gibum Kwon, Kyoungsuk Jin, Tae-Hoon Kim, Uk Sim, "Realizing the Electrode Engineering Significance Through Porous Organic Framework Materials for High-Capacity Aqueous Zn-Alkaline Battery", Materials Today Energy, Submitted


•Dohun Kim, Subramani Surendran, Yoongu Lim, Hyeonuk Choi, Jaehyoung Lim, Mi-Kyung Han*, and Uk Sim*, “Spinel-type Ni2GeO4 nanostructure as a novel electrocatalyst for electrochemical ammonia synthesis via nitrogen reduction reaction under ambient conditions”, International Journal of Energy Research, Accepted (Impact factor 5.164, JCR 2.44% in Nuclear science & Technology 1/34)

•Hyeonuk Choi, Subramani Surendran, Dohun Kim, Yoongu Lim, Jaehyoung Lim, Jihyun Park, Mi-Kyung Han*, and Uk Sim*, “Boosting eco-friendly hydrogen generation by urea-assisted water electrolysis using iron/cobalt germanium oxide as an active electrocatalyst”, Environmental Science: Nano 2021, Accepted (Impact factor  8.131, JCR 7.85% in Environmental Sciences 22/274)

•Dohun Kim‡, Subramani Surendran‡, Gnanaprakasam Janani, Yoongu Lim, Hyeonuk Choi, Mi-Kyung Han, Subramanian Yuvaraj, Jung Kyu Kim, and Uk Sim*, "Nitrogen impregnated Carbon Coated TiO2 Nanoparticles for N2 Reduction to Ammonia under Ambient Conditions", Materials Letters, 2022, 314, 131808, (Impact factor 3.574, JCR 27.19% in Physics, Applied Category 47/171)

•Subramani Surendran‡, Cyril Jesudass‡, Yoongu Lim, Gnanaprakasam Janani, Jihyun Park, Mi-Kyung Han, In Sun Cho* and Uk Sim*, "Electrospun Sulphur-rich Porous Co-NiO/N-CNF Heterostructures as Bifunctional Electrocatalysts for Water Splitting Application", Advanced Materials Technologies, 2022, (Impact factor 8.856, JCR 17.826%)

•Dohun Kim‡, Subramani Surendran‡, Yujin Jeong, Yoongu Lim, Sejin Im, Sungtae Park, Joon Young Kim, Suyeon Kim, Tae-Hoon Kim, Byungjin Koo, Kyoungsuk Jin, and Uk Sim*,"Electrosynthesis of Low Pt-loaded High Entropy Catalysts for Effective Hydrogen Evolution with Improved Acidic Durability", Advanced Materials, 2022

•Chanmin Jo‡, Subramani Surendran‡, Min-Cheol Kim‡, Tae-Yong An, Yoongu Lim, Hyeonuk Choi, Gnanaprakasam Janani, Sebastian Cyril Jesudass, Dae Jun Moon, Jaekyum Kim, Joon Young Kim, Chang Hyuck Choi, Myeongjin Kim, Jung Kyu Kim*, and Uk Sim*, "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production", Chemical Engineering Journal, 463, 142314 (Impact factor 16.7, JCR 3.7% in Engineering, Environmental Category 2/54).


[Submitted and In Progress]

Main author: 5

Co-author : 2

Tae-Yong An, Jaehyoung Lim, Subramani Surendran, Myeong-Gon Kim, Sebastian Cyril Jesudass, Yoongu Lim, Joon Young Kim, Tae-Hoon Kim, Subramanian Yuvaraj* and Uk Sim*, "Utilizing the Wadsley Roth Structures in XXX@C Microspheres for Efficient Electrochemical NRR at Ambient Conditions", Under Revision

Gnanaprakasam Janani; Subramani Surendran; Dae Jun Moon; Joon Young Kim; Yoongu Lim; Krishnan Veeramani; Shivraj Mahadik; Sebastian Cyril Jesudass; Sathyanarayanan Shanmugapriya; Jinuk Choi; Il Goo Kim; Pildo Jung; Heechae Choi; Gibum Kwon; Yong Il Park; Jaeyeong Heo; Kootak Hong and Uk Sim*, "Ambipolar Natured XXX@XX as A Dual-Functional Catalyst for Simultaneous Hydrogen and Oxygen Evolution in Electrochemical Water Splitting System", Under Revision

 Yoongu Lim, Jihun Yoo, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "Aqueous Battery with MXene-based", In Preparation
Yoongu Lim, Jihun Yoo, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "Aqueous Batteries with X-CNF", In Preparation

 Jihun Yoo, Yoongu Lim, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "SAC with PC for Aqueous Battery",  In Preparation

Yoongu Lim, Jihun Yoo, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "Biocarbon for Energy Storage"

Jihun Yoo, Yoongu Lim, and Uk Sim, "Zeolite Based All Solid State Battery", In Preparation


[Patents]

•Uk Sim, Heechae Choi, Chul Kang, Sun-Ju Song, Chan-Jin Park, Dong Kyu Lee, Yoongu Lim, Jae Hyoung Lim, Do Yeon Hwang, “Optically Steered and Oriented Multiple functionality Electrocatalysts (OSOME [awesome] catalysts) Through EM wave driven Resonance Phenomena, as a Potential Substitute for Noble Metal Catalysts”, KR Patent Application 10-2020-0119757 (2020-09-17)/KR Patent No. 10-2360724 (2022.02.04)

•Uk Sim, Gnanaprakasam Janani, Subramani Surendran, Hyeonuk Choi, Yoongu Lim, Pildo Jeong, “Spinel-derived cobalt-manganese oxide catalyst for electrocatalytic nitrogen reduction and preparation method thereof”, KR Patent Application 10-2020-0185315 (2020-12-28)

•Uk Sim, Dohun Kim, Subramani Surendran, Hyeonuk Choi, Yoongu Lim, Pildo Jeong, “Catalyst comprising transition metal and germanium oxide for nitrogen reduction and method of preparing the same”, KR Patent Application 10-2020-0185318 (2020-12-28)

•Uk Sim, Gnanaprakasam Janani, Subramani Surendran, Yoongu Lim, Min Seo Yu, Joon Young Kim, Pil Do Jeong, "Manganese oxide-carbon composite based Electrochemical catalysts comprising cobalt and method for manufacturing the same", KR Patent 10-2021-0154738, 2021-11-11

•Uk Sim, Hyeonuk Choi, Myeong gon Kim, Yoongu Lim, Joon Young Kim, Pildo Jung, "Electrochemical catalyst composite with double layer and method of the same", KR Patent 10-2021-0169113, 2021-11-30

•Uk Sim, Joon Young Kim, Dae Jun Moon, Yoongu Lim, “Catalyst for ammonia production through nitrogen reduction and method for manufacturing the same”, KR Patent 10-2022-0171410, 2022.12.09

•Uk Sim, Joon Young Kim, Dae Jun Moon, Jihyun Park, Yoongu Lim“Transition metal-transition metal oxide heterogeneous catalyst supported on sulfur-nitrogen doped carbon nanofibers and manufacturing method thereof”, KR Patent 10-2022-0177633 (2022.12.16)

•Uk Sim, Joon Young Kim, Dae Jun Moon, Yoongu Lim“High entropy catalyst and manufacturing method thereof”,  KR Patent 10-2022-0178786 (2022.12.19)

•Yong-Il Park, Song Yeul Lee, Uk Sim, Yoongu Lim, "Photoelectrodes that absorb a wide range of wavelengths and their manufacturing methods", KR Patent Application No.: 10-2022-0178786 (2023.02.27)

•Uk Sim, Dae Jun Moon, Chanmin Jo, Yoongu Lim,   Ho-Young Jung, Seunghun Jung, "Light weight lead-carbon bipolar plate and manufacturing method using the same",  KR Patent 10-2023-0079760 (2023.06.21)

•Uk Sim, Dae Jun Moon, Joon Young Kim, Chanmin Jo, Yoongu Lim, Pildo Jung, Il Goo Kim, Dong Jin Lee, “Copper-cobalt metal nanoparticle-based copper oxide and cobalt oxide heterostructure electrocatalyst and its method for preparing the same” KR Patent Application No.: 10-2023-0191307 (2023.12.26)

•Uk Sim, Dae Jun Moon, Joon Young Kim, Chanmin Jo, Yoongu Lim, Pildo Jung, Il Goo Kim, Dong Jin Lee, “Niobium-based oxide catalyst and method for producing the same” KR Patent Application No.: 10-2023-0191329 (2023.12.26)

•Uk Sim, Dae Jun Moon, Joon Young Kim, Chanmin Jo, Yoongu Lim, Pildo Jung, Il Goo Kim, Dong Jin Lee, “Nickel oxide/graphitic carbon composite for electrocatalyst and method for producing the same” KR Patent Application No.: 10-2023-0191348 (2023.12.26)

•Uk Sim, Dae Jun Moon, Joon Young Kim, Chanmin Jo, Yoongu Lim, Pildo Jung, Il Goo Kim, Dong Jin Lee, “Heterostructure electrocatalyst containing metal oxide and metal iron oxide complex and method for manufacturing the same” KR Patent Application No.: 10-2023-0192500 (2023.12.27)

•Uk Sim, Dae Jun Moon, Joon Young Kim, Chanmin Jo, Yoongu Lim, Pildo Jung, Il Goo Kim, Dong Jin Lee, “Nickel hydroxide-nickel oxyhydroxide nanosheet heterostructure catalyst including iron oxyhydroxide nanorods and its manufacturing method” KR Patent Application No.: 10-2023-0193319 (2023.12.27)

•Uk Sim, Dae Jun Moon, Joon Young Kim, Chanmin Jo, Yoongu Lim, Pildo Jung, Il Goo Kim, Dong Jin Lee, “A nickel-iron-cobalt ternary metal oxide catalyst containing sodium ions and a method of manufacturing the same” KR Patent Application No.: 10-2023-0193347 (2023.12.27)


[Presentations]

Yoongu Lim, Uk Sim, “Electrochemical Reduction of CO2 to CO with Transition Metal and Nitrogen co-doped Porous Carbon Electrocatalyst”, BK21+ GEM Workshop, 2019.01.17-18, Muju, Korea

Yoongu Lim, Uk Sim, “Enhancement of Photocatalytic Oxygen Evolution Reaction of Zinc Ferrite/Titanium Dioxide Through the Effect of NaYF4 Upconversion Nanoparticles”, BK21+ GEM Workshop, 2019.07.11-12, Byeonsan, Korea

Yoongu Lim, Song Yeul Lee, Dohun Kim, Yong Il Park and Uk Sim, "The Effect of NaYF4 Upconversion Nanoparticles for the Enhancement of ZnFe2O4/TiO2 Photoanode", 18th International Nanotech Symposium & Exhibition NANO KOREA 2020, 2020.07.01-03. KINTEX, Korea

Yoongu Lim, Dohun Kim, Subramani Surendran, Hyeonuk Choi, Yujin Chae, Uk Sim*, "Ni2GeO4 Electrocatalyst for Electrochemical Ammonia Synthesis via Nitrogen Reduction Reaction under Ambient Conditions”, 2020.10.28-30, Fall Conference of the Korean Institute of Metals and Materials, Virtual Conference, Rep. of Korea

Yoongu Lim†, Song Yeul Lee†, Dohun Kim, Mi-Kyung Han, Uk Sim*, and Yong Il Park*, "Expanded solar absorption spectrum to improve photoelectrochemical oxygen evolution reaction: Effect of upconversion nanoparticles on photocatalytic activity of ZnFe2O4/TiO2", 2020.11.03-06, ISNNM 2020 16th International Symposium on Novel and Nano Materials, Jeju, Rep. of Korea

Yoongu Lim, Song Yeul Lee, Dohun Kim, Mi-Kyung Han, Yong Il Park*, and Uk Sim*, "Expanding Solar Absorption Spectrum via Upconversion Nanoparticles for Zinc Ferrite/Titania Photoanode", 2021.07.07-09, Global Photovoltaic Conference 2021 (GPVC 2021), Gwangju, Korea

Yoongu Lim, Subramani Surendran, Dohun Kim, Hyeonuk Choi, Mi-Kyung Han*, and Uk Sim*, "Spinel-type Nickel Germanium Oxide Electrocatalysts for Nitrogen Reduction under Ambient Conditions", 2021.07.07-09, Global Photovoltaic Conference 2021 (GPVC 2021), Gwangju, Korea

Yoongu Lim, Chanmin Jo, Subramani Surendran, Taeyong An, Joon Young Kim, Uk Sim*, "Ammonia oxidation of Ni2P@N-C electrocatalyst for boosting eco-friendly hydrogen production", 2022.07.06-08, 2022GPVC, Gwangju, Rep. of Korea

Yoongu Lim, Subramani Surendran, Gnanaprakasam Janani, Sathyanarayanan Shanmugapriya, and Uk Sim*, "Ammonia Oxidation Catalyst of Cu2FeSnS4 Nanosheet Arrays as a Potential Alternative for Energy Conversion Devices", 2023.06.06-09, GCIM 2023 of MRS-K, Jeju, Rep of Korea

Yoongu Lim, Subramani Surendran, Gnanaprakasam Janani, Sathyanarayanan Shanmugapriya, and Uk Sim*, "Ammonia Oxidation Catalyst of Cu2FeSnS4 Nanosheet Arrays as a Potential Alternative for Energy Conversion Devices", 2023.07.05-07, NANO KOREA 2023 of Korea Nanotechnology Research Society (KoNTRS), KINTEX, Ilsan, Rep. of Korea

Yoongu Lim, Sebastian Cyril Jesudass, Subramani Surendran, Joon Young Kim, Tae‐Hoon Kim*, Uk Sim*, "Rational Interfacial Engineering of Bimetallic NiO/NiCo2O4 heterostructure electrocatalysts for Electrochemical Overall Water Splitting", 2023.11.01-03, 2023 Fall Meeting & Academic Presentation of the Korean Electrochemical Society, Yeosu, Rep of Korea

Yoongu Lim, Subramani Surendran, Gnanaprakasam Janani, Sathyanarayanan Shanmugapriya, and Uk Sim*, "Ammonia Oxidation Catalyst of Cu2FeSnS4 Nanosheet Arrays as a Potential Alternative for Energy Conversion Devices", 2023. 12. 01, KENTECH Annual Research Fair, Naju, Rep of Korea

Yoongu Lim, Sebastian Cyril Jesudass, Subramani Surendran, Joon Young Kim, Tae‐Hoon Kim*, Uk Sim*, "Rational Interfacial Engineering of Bimetallic NiO/NiCo2O4 heterostructure electrocatalysts for Electrochemical Overall Water Splitting", 2023. 12. 01, KENTECH Annual Research Fair, Naju, Rep of Korea


[Awards]

2023. Best Poster Award, Yoongu Lim, Sebastian Cyril Jesudass, Subramani Surendran, Joon Young Kim, Tae‐Hoon Kim*, Uk Sim*, "Rational Interfacial Engineering of Bimetallic NiO/NiCo2O4 heterostructure electrocatalysts for Electrochemical Overall Water Splitting", 2023.11.01-03, 2023 Fall Meeting & Academic Presentation of the Korean Electrochemical Society, Yeosu, Rep of Korea

2023. Best Poster Award, Yoongu Lim, Subramani Surendran, Gnanaprakasam Janani, Sathyanarayanan Shanmugapriya, and Uk Sim*, "Ammonia Oxidation Catalyst of Cu2FeSnS4 Nanosheet Arrays as a Potential Alternative for Energy Conversion Devices", 2023. 12. 01, KENTECH Annual Research Fair, Naju, Rep of Korea

2023. Best Poster Award, Yoongu Lim, Subramani Surendran, Gnanaprakasam Janani, Sathyanarayanan Shanmugapriya, and Uk Sim*, "Ammonia Oxidation Catalyst of Cu2FeSnS4 Nanosheet Arrays as a Potential Alternative for Energy Conversion Devices", 2023.07.05-07, NANO KOREA 2023, Jeju, Rep of Korea

•2020. Dohun Kim, Yujin Chae, Yoongu Lim and Hyeonuk Choi, GS-RPM Academic Research Support Project, Chonnam National University, Korea

•2020-, Yoongu Lim, Brain Korea 21 Scholarship, Chonnam National University, Korea

•2020, Yoongu Lim, B.S./M.S. Integrated Course Support Project, Chonnam National University, Korea

•2020, Yoongu Lim, Challenge scholarship, Chonnam National University, Korea

•2019, Yelyn Sim, Yoongu Lim, Dohun Kim, Advanced Course Research Team for Women's University Graduate School's Engineering Research Projects, The Women's Science and Technology Support Center (WISET), Korea

Jinuk Choi (최진욱)

Ph.D. Course

M.S. in Materials Science & Engineering

Research interests:  Catalyst Design, Electrochemical Ammonia & Urea Synthesis

<Achievement >

[Peer-reviewed Journals at NEEL]
Main author : 2
Co-author : 2

[4] Jinuk Choi†, Sejin Im†, Jihyun Choi, Subramani Surendran, Dae Jun Moon, Joon Young Kim, Jung Kyu Kim*, and Uk Sim* "Recent Advances in 2D Structured Materials with Defect-Exploiting Design Strategies for Electrocatalysis of Nitrate to Ammonia", Energy Materials 2024, Accepted (Impact factor 11.8, JCR 9.6% in Materials Science, Multidisciplinary, 42/428)

[3] Jinuk Choi, Tae Eon Park, Young-Hoon Yoon, and Uk Sim*, "Catalyst Design for Ammonia Production via Photoelectrochemical Nitrogen Reduction Reaction”,  Bulletin of Korean Chemical Science and Technology 2023, Accepted

[2] S. C. Jesudass, S. Surendran, J. Y. Kim, S. Shanmugapriya, D. J. Moon, G. Janani, K. Veeramani, S. Mahadik, J. Choi, P. Jung, I. G. Kim, H. Park, H. S. Han, H. Choi, G. Kwon, J. Heo, K. Hong, T.-H. Kim*, Y. I. Park*, and U. Sim*, "Bimetallic NiO/NiFe2O4 Heterostructures with Interfacial Effects for Boosting Electrochemical Water Splitting Applications", Journal of Electroanalytical Chemistry 2023, Accepted (Impact Factor 4.598, JCR 38% in Electrochemistry, 17/45)

[1] Sejin Im, Dohun Kim, Subramani Surendran, Jinuk Choi, Dae Jun Moon, Joonyoung Kim, Hyunjung Lee*, Dae-Hyun Nam*, and Uk Sim*, "High entropy alloy: From theoretical evaluation to electrocatalytic activity of hydrogen evolution reaction", Current Opinion in Electrochemistry 2023, Accepted (Impact Factor 7.664, JCR 15% in Electrochemistry, 5/30)


[In preparation at NEEL]
Main author : 8
Co-author : 2

[10] Jinuk Choi, Sathyanarayanan Shanmugapriya, and Uk Sim*, "Review of XXX for CO2 Reduction Reaction", Submitted
[9] Hyojung Lim, Jinuk Choi, Subramani Surendran, and Uk Sim*, "Review of XXX Catalysts for Electrochemical Ammonia Synthesis", Submitted

[8] Hyojung Lim, Jinuk Choi, Gyoung Hwa Jeong,  and Uk Sim*, "XXXXX Catalysts for HER", In preparation
[7] Jinuk Choi, Hyojung Lim, Gyoung Hwa Jeong,  and Uk Sim*, "XXXXX Catalysts for UER", In preparation

[6] Jinuk Choi, Chanmin Jo, Hyojung Lim, Minseo Jeon, Gyoung Hwa Jeong,  and Uk Sim*, "Hydrogen Production System", In preparation

[5] Jinuk Choi, Hyojung Lim, Gyoung Hwa Jeong, and Uk Sim*, "XX-XXXX for Electrochemical Ammonia Production from NOx", In preparation

[4] Hyojung Lim, Jinuk Choi, Gyoung Hwa Jeong, Subramani Surendran, Gnanaprakasam Janani,  and Uk Sim*, "XXXX/XXX for Electrochemical Ammonia Production from NOx", In preparation

[3] Dongin Choi, Jinuk Choi, Gyoung Hwa Jeong, Subramani Surendran, and Uk Sim*, XX-XXX for OER, In preparation

[2] Jinuk Choi, Tae-Yong An, Subramani Surendran,  and Uk Sim*, "XX@XX Nanoparticles for Electrochemical Ammonia Production from NOx", In preparation

[1] Jinuk Choi, Tae-Yong An, Subramani Surendran,  and Uk Sim*, "XX-XXXX Nanoparticles for Electrochemical Urea Procduction from CO2 and NOx", In preparation


[Awards at NEEL]
[3] KENTECH 2024년도 1차 국외학술활동비 지원 선정
[2] Hyojung Lim, Jinuk Choi, Subramani Surendran, Gnanaprakasam Janani, and Uk Sim*, Best Poster Award, 2024.04.17-19, Korea Hydrogen and New Energy Society, 2024 Spring Conference, Jeju, Rep of Korea
[1] Jinuk Choi, Tae-Yong An, and Uk Sim*, Best Poster Award, 2023.11.15-17, Materials Research Society of Korea (MRS-K), Fall Conference 2023, Gyeongju, Rep of Korea


[Before NEEL]

[Publications]

[3] G. Choi, U. Chang,  J. Lee, K, Park, H. Kwon, H. Lee, Y.-I Kim, J. H. Seo, Y.-C. Park, I. Park, J. Kim, S. Lee, J. Choi, B. Yu, J.-H. Song, H. Shin, S.-W. Beak, S. K. Lee, H. Park*, and K. Jung*, "Unraveling and regulating superstructure domain dispersion in lithium-rich layered oxide cathodes for high stability and reversibility", Energy & Environmental Science 2024, Accepted (Impact Factor 32.5)

[2] Jinuk Choi and Gye Seok An*, "Anionic surface modification of titanium carbide nanoparticles and enhancements in their dispersibility and rheological behavior in aqueous solution", Journal of the Korean Ceramic Society 2022, Accepted (Impact Factor 2.5)

[1] Jinuk Choi and Gye Seok An*, "The Effects of the Acid Treatment of ZrB2 Particles on Their Purity and Aqueous Dispersibility", Processes 2021, Accepted (Impact Factor 3.5) Editor's Choice Article

[Patents] Registration: 4, Application: 6
[Awards] Conference: 2, Academic Scholarship : 6, CK-1 Scholarship: 2

Dongin Choi (최동인)

M.S./Ph.D. Integrated Course

M.S. in Marketing

Research interests:  Catalyst Design, Water Electrolysis

<Achievement >

[In preparation at NEEL]

[1] Dongin Choi, Jinuk Choi, Gyoung Hwa Jeong, Subramani Surendran, and Uk Sim*, XX-XXX for OER, In preparation

Minseok Seong (성민석)

Ph.D. Course

M.S. in Materials Science & Engineering

Hyojung Lim (임효정)

M.S. Candidate

B.S. in Chemistry

Research interests:  Electrochemical Ammonia & Hydrogen Production

<Achievement >

[In preparation]
Main author : 5
Co-author : 2
[7] Hyojung Lim, Jinuk Choi, Subramani Surendran, and Uk Sim*, "Review of XXX Catalysts for Electrochemical Ammonia Synthesis", Submitted
[6] Hyojung Lim, and Uk Sim*, "Review of XXX Catalysts for Electrochemical Ammonia Synthesis"In preparation
[5] Jinuk Choi, Hyojung Lim, Gyoung Hwa Jeong,  and Uk Sim*, "XXXXX Catalysts for UER", In preparation
[4] Hyojung Lim, Jinuk Choi, Gyoung Hwa Jeong,  and Uk Sim*, "XXXXX Catalysts for HER", In preparation
[3] Jinuk Choi, Chanmin Jo, Hyojung Lim, Minseo Jeon, Gyoung Hwa Jeong,  and Uk Sim*, "Hydrogen Production System", In preparation
[2] Jinuk Choi, Hyojung Lim,  Gyoung Hwa Jeong, and Uk Sim*, "XXX for Electrochemical Ammonia Production from NOx", In preparation
[1]  Hyojung Lim†, Jinuk Choi, Gyoung Hwa Jeong, Subramani Surendran, Gnanaprakasam Janani,  and Uk Sim*, "XXX for Electrochemical Ammonia Production from NOx", In preparation


[Awards]
[2] KENTECH 2024년도 1차 국외학술활동비 지원 선정
[1] Hyojung Lim, Jinuk Choi, Subramani Surendran, Gnanaprakasam Janani, and Uk Sim*, Best Poster Award, 2024.04.17-19, Korea Hydrogen and New Energy Society, 2024 Spring Conference, Jeju, Rep of Korea

Jihun Yoo (유지훈)

M.S./Ph.D. Integrated Course

B.S. in Chemistry and Life Sciences

Research interests:   Electrochemical Conversion System, Electrochemical Storage System


<Achievement >

[In preparation at NEEL]

Main author: 2

Co-author : 3

 Yoongu Lim, Jihun Yoo, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "Aqueous Battery with MXene-based", In Preparation
Yoongu Lim, Jihun Yoo, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "Aqueous Batteries with X-CNF", In Preparation

 Jihun Yoo, Yoongu Lim, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "SAC with PC for Aqueous Battery",  In Preparation

Yoongu Lim, Jihun Yoo, Gyoung Hwa Jeong, Joon Young Kim, Dae Jun Moon, and Uk Sim, "Biocarbon for Energy Storage"

Jihun Yoo, Yoongu Lim, and Uk Sim, "Zeolite Based All Solid State Battery", In Preparation


Juhwang Kim (김주황)

M.S. Candidate 

B.S. in Chemical and Biological Engineering

Research interests: Catalyst Design, Water Electrolysis

<Achievement >

[In preparation at NEEL]

Main author: 1

[1] Juhwang Kim, Gyoung Hwa Jeong, Gnanaprakasam Janani  and Uk Sim*, XX-XXX for OER, In preparation

Joohyun Kim (김주현)

M.S. Candidate 

Minseo Jeon (전민서)

M.S. Candidate 

B.S. in Nano Chemistry

Research interests:  Electrochemical Ammonia Oxidation Reaction for Hydrogen Production

<Achievement >

[In preparation]

Main author : 3
Co-author : 2
[5] Chanmin Jo, Minseo Jeon, and Uk Sim*, Electrochemical for UOR, In preparation

[4] Chanmin Jo, Minseo Jeon, Gyoung Hwa Jeong, Subramani Surendran and Uk Sim*, Electrochemical AOR for hydrogen production, In preparation
[3] Minseo Jeon, Chanmin Jo, Gyoung Hwa Jeong,  and Uk Sim*, "XXXXX for AOR", In preparation

[2] Jinuk Choi, Chanmin Jo, Hyojung Lim†, Minseo Jeon†, Gyoung Hwa Jeong,  and Uk Sim*, "Hydrogen Production System", In preparation

[1] Minseo Jeon†, Jinuk Choi†, and Uk Sim*, XXXXX for NOR, In preparation

Nakyung Kwak (곽나경)

M.S. Candidate 

B.S. in Chemistry

<Achievement >

[In preparation]


Researchers & Research Staffs

Dr. Joon Young Kim (김준영 박사)

Research Professor and CTO, NEEL Sciences 

[Publications/Patents at NEEL]

[Publications in Peer-reviewed International Journals & Patents] (26 papers)

2024 (7 papers)

27. Tae-Yong An†, Chengkai Xia†, Minyeong Je†, Hyunjung Lee†, Seulgi Ji, Min-Cheol Kim, Subramani Surendran, Mi-Kyung Han, Jaehyoung Lim, Dong-Kyu Lee, Joon Young Kim, Tae-Hoon Kim*, Heechae Choi*, Jung Kyu Kim*, and Uk Sim*, "V2O3/VN Electrocatalysts with Coherent Heterogeneous Interfaces for Selecting Low-energy Nitrogen Reduction Pathways", SusMat 2024, Just Accepted. 

26. Jinuk Choi†, Sejin Im†, Jihyun Choi, Subramani Surendran, Dae Jun Moon, Joon Young Kim, Jung Kyu Kim*, and Uk Sim* "Recent Advances in 2D Structured Materials with Defect-ExploitingDesign Strategies for Electrocatalysis of Nitrate to Ammonia" Energy Materials, 2024, In press. 

25. S. Mahadika†, S. Surendranb†, D. J. Moon†, Joon Young Kim, G. Janani, S. C. Jesudass, K. Veeramani, H. Choi, S. Shanmugapriya, I. G. Kim, P. Jung, Y. I. Park, J. Heo, T.-H. Kim*, K. Hong*, and U. Sim* "Structurally Engineered Highly Efficient Electrocatalytic Performance of 3-Dimensional Mo/Ni Chalcogenides for Boosting Overall Water Splitting Performance" Chemosphere, 2024, In press. 

24. Young Wan Kim‡, Gnanaprakasam Janani‡, Joon Young Kim‡, Dae Jun Moon, Tae-Hoon Kim*, Hyunjung Lee*, and Uk Sim* "Optimizing Compounding Ratios of Polycarbonate and Recycled Polyethylene Terephthalate for Electronic Device Covers: A Study on Sustainable Materials" Journal of the Korean Ceramic Society 2024, In press.

23. S. Shanmugapriyaa†, S. Surendrana†, D. J. Moon†, Joon Young Kim, H. Lee, S. C. Jesudass, K. Veeramani, S. Mahadik, G. Janani, H. Choi, I. G. Kim, P. Jung, J. Heo, K. Hong, Y. I. Park* and U. Sim* "Ni(OH)2NiOOH 2D-Nanosheets Tailored with FeOOH Nanorods: A Synergy of Morphological Engineering towards Bifunctional Overall Water Splitting" International Journal of Hydrogen Energy 2024, In press.

22. S. C. Jesudass, S. Surendran, S. Joon Young Kim, Shanmugapriya, D. J. Moon, G. Janani, K. Veeramani, S. Mahadik, J. Choi, P. Jung, I. G. Kim, H. Park, H. S. Han, H. Choi, G. Kwon, J. Heo, K. Hong, T.-H. Kim*, Y. I. Park*, U. Sim* "Bimetallic NiO/NiFe2O4 Heterostructures with Interfacial Effects for Boosting Electrochemical Water Splitting Applications" Journal of Electroanalytical Chemistry 2024, In press.

21. K. Veeramani, S. Shanmugapriya, Joon Young Kim, S. Surendran, D. J. Moon, G. Janani, S. C. Jesudass, S. Mahadik, H. Choi, P. Jung, I. G. Kim, J. Heo, K. Hong, T.-H. Kim,*, Y. I. Park* and U. Sim* "Synergistically Enhanced Electrocatalytic Performance of NiO Infused Crystalline Graphitic Carbon Towards Overall Water Splitting" Materials Letters 2024, 356, 135593.

2023 (11 papers)

20. Yujin Jeong, Gnanaprakasam Janani, Dohun Kim, Tae-Yong An, Subramani Surendran, Hyunjung Lee, Dae Jun Moon, Joon Young Kim, Mi-Kyung Han*, and Uk Sim*,  "Roles of Heterojunction and Cu Vacancies in the Au@Cu2-xSe for the Enhancement of Electrochemical Nitrogen Reduction Performance", ACS Applied Materials & Interfaces 2023.

19. Dohun Kim, Junghyun An, Subramani Surendran, Jeahyoung Lim, Hui-Yun Jeong, Sejin Im, Joon Young Kim, Ki Tae Nam*, and Uk Sim*,  "Synergistic Effect of Polydopamine Incorporated Copper Electrocatalyst by Dopamine Oxidation for Efficient Hydrogen Production", Journal of Colloid And Interface Science 2023

18. D. Kim, J. Park, S. Surendran, C.-S. Park, Joon Young Kim, J. K. Kim* and U. Sim*, "Applications of graphene in electronics: graphene for energy storage applications," Recent Advances in Graphene and Graphene-Based Technologies, Institute of Physics Publishing, 2023, 8-1.

17. S. Mahadik, S. Surendran, Joon Young Kim, D. Lee, J. Park, and U. Sim*, "Recent Progress in the Development of Carbon-Based Materials in Lead-Carbon Batteries," Carbon Neutralization, 2023.

16. Jihyun Park, Song Yeul Lee, Joon Young Kim, Subramani Surendran, Dong-Kyu Lee, Yong Il Park*, and Uk Sim*, "Boosting Ion Diffusion at Ni2P@3D Nanostructure Carbon Network Interface for Superior and Durable Sodium-Ion Hybrid Capacitor", Electrochimica Acta, Accepted, 2023, 453, 142363. 

15. Sejin Im‡, Dohun Kim, Subramani Surendran, Jinuk Choi, Dae Jun Moon, Joon Young Kim, Hyunjung Lee*, Dae-Hyun Nam* and Uk Sim*, "Theoretical Evaluation and HER Electrocatalytic Activity of High Entropy Alloy", Current Opinion in Electrochemistry, Accepted, 2023 

14. Chanmin Jo, Subramani Surendran, Min-Cheol Kim, Tae-Yong An, Yoongu Lim, Hyeonuk Choi, Gnanaprakasam Janani, Sebastian Cyril Jesudass, Dae Jun Moon, Jaekyum Kim, Joon Young Kim, Chang Hyuck Choi, Myeongjin Kim, Jung Kyu Kim*, and Uk Sim*, "Meticulous Integration of N and C Active Sites in Ni2P Electrocatalyst for Sustainable Ammonia Oxidation and Efficient Hydrogen Production", Chemical Engineering Journal, 2023, Accepted. 

13. K. Veeramani, Gnanaprakasam Janani, Joon Young Kim, S. Surendran, J. Lim, S. C. Jesudass, S. Mahadika, H. Lee, T.-H. Kim*, J. K. Kim*, and U. Sim*, "Hydrogen and Value-Added Products Yield from Hybrid Water Electrolysis: A Critical Review on Recent Developments," Renewable and Sustainable Energy Reviews, 2023, (Just Accepted), (Impact Factor 16.799). 

12. S. C. JesudassS. SurendranJoon Young Kim,  T.-Y. An, G. Janani, T.-H. Kim,  J. K. Kim, and U. Sim*, "Pathways of Electrochemical Nitrogen Reduction Reaction: From Ammonia Synthesis to Metal-N2 batteries", Electrochemical Energy Reviews, 2023, (Just Accepted), (Impact Factor 32.804).

11. D. Kim, K. Alam, M.-K. Han, S. Surendran, J. Lim, Joon Young Kim, M. G. Kim, G. Kwon, S. Yang, T. G. Kang, J. K. Kim, S. Y. Jung*, H. Cho*, and U. Sim*, "Manipulating of Catalytic Surface for Improving Ammonia Production from Electrochemical NRR," Journal of Colloid And Interface Science, 2023, 633, 53, (Impact Factor 9.965).

10. Jaehyoung Lim‡, Gnanaprakasam Janani‡, Jungho Choe, Mi-Kyung Han, Joon Young Kim, Dae Jun Moon, Hoonsung Cho, Tae-Hoon Kim*, Sangsun Yang*, Uk Sim*, "Mechanism of Enhanced Flowability/Spreadability in 3D Printed Ni Alloy Powder", Powder Technology, 2022, Accepted, (Impact Factor 5.64).

2022 (8 papers)

9. S. Surendran, S. C. Jesudass, G. Janani, Joon Young Kim, Yoongu Lim, Jihyun Park, Mi-Kyung Han, In Sun Cho*, and Uk Sim*, "Sulphur Assisted Nitrogen-rich CNF for Improving Electronic Interactions in Co-NiO Heterostructures towards Accelerated Overall Water Splitting," Advanced Materials Technologies, 2022, Accepted, (Impact Factor 8.856, JCR 17.97% in Materials Science, Multidisciplinary Category 62/345).

8. Dohun Kim†, Subramani Surendran†, Yujin Jeong, Yoongu Lim, Sejin Im, Sungtae Park, Joon Young Kim, Tae-Hoon Kim, Byungjin Koo, Kyoungsuk Jin and Uk Sim*. "Electrosynthesis of Low Pt-loaded High Entropy Catalyst for Effective Hydrogen Evolution with Improved Acidic Durability", Advanced Materials Technologies, 2022, Accepted, (Impact Factor 8.856, JCR 17.97% in Materials Science, Multidisciplinary Category 62/345).

7. Jinhui Ser, Athira Raveendran, Joon young Kim, Uk Sim*, and Hoonsung Cho*, "Nanomaterials for Bioreactors and Bioprocessing Applications, Chapter for Nano-bioreactors and Nano-bioprocessing Nanobioelectrocatalysis in biosensors and biofuel cells" Elsevier.

6. Dong-Kyu Lee‡, Jaehyoung Lim‡, Jihyun Park, Dohun Kim, Subramani Surendran, Gnanaprakasam Janani, Joon Young Kim* and Uk Sim*, "Design of Experiments (DoE)-based Optimization of Synthetic Processes in Nickel Phosphides for High-Performance Electrochemical Application", Materials Transactions, 2022, 63(10), 134-1350, (Impact Factor 1.377, JCR 64.6% in Metallurgy & Metallurgical Engineering Category 57/79).

5. Yu, Min Seo; Jesudass, Sebastian Cyril ; Surendran, Subramani; Joon Young Kim; Sim, Uk*; Han, Mi-Kyung*, Synergistic Interaction of MoS2 Nanoflakes on La2Zr2O7 Nanofibers for Improving Photoelectrochemical Nitrogen Reduction, ACS Applied Materials & Interfaces, 2022, 14, 31889-31899, (Impact factor 10.383, JCR 14.2% in Materials Science, Multidisciplinary Category 49/345).

4. Shivraj Mahadik‡, Surendran Subramani‡, Joonyoung Kim‡, Janani Gnanaprakasam, DongKyu Lee, Tae-Hoon Kim*, Jung Kyu Kim* and Uk Sim*, "Syntheses and Electronic Structure Engineering of Transition Metal Nitrides for Supercapacitor Application," Journal of Materials Chemistry A, 2022, 10, 14655-14673, (Impact Factor 14.511, JCR 7.5% in Materials Science, Multidisciplinary Category 26/345), Assigned as the Front Cover.

3. Jaehyoung Lim, Geonwoo Jeong, Kookjeong Seo, Jungsoo Lim, Sangjun Park, Won Ju, Gnanaprakasam Janani, Dong-Kyu Lee, Joon Young Kim, Mi-Kyung Han, Tae-Hoon Kim, Sungtae Park, Hoonsung Cho, Uk Sim*, “Controlled optimization of Mg and Zn in Al alloys for improved corrosion resistance via uniform corrosion”, Materials Advances, 2022, 3, 4813-4823, Assigned as the Front Cover.

2. Dohun Kim, Subramani Surendran, Yoongu Lim, Hyeonuk Choi, Jaehyoung Lim, Joon Young Kim*, Mi-Kyung Han*, and Uk Sim*, "Spinel-type Ni2GeO4 Electrocatalyst for Electrochemical Ammonia Synthesis via Nitrogen Reduction Reaction under Ambient Conditions," International Journal of Energy Research, 2022, 46, 4119-4129,  (Impact factor 5.164, JCR 2.44% in Nuclear science & Technology 1/34).

2021 (1 paper)

1. Dong-Kyu Lee‡, Sung-Jun Wee‡, Kyung-Jun Jang, Mi-Kyung Han, Subramani Surendran, Sung Yong Cho, Joon Young Kim, Sang-Kyu Lee, and Uk Sim*, "3D Printed Cobalt-rich Tungsten Carbide Hierarchical Electrode for Efficient Electrochemical Ammonia Production," Journal of the Korean Ceramic Society, 2021, 58 (6), 679-687 (Impact factor 2.506, JCR 31.03% in Materials Science, Ceramics Category 9/29).


[Patents]

12. U. Sim, J. Y. Kim "A nickel-iron-cobalt ternary metal oxide catalyst containing sodium ions and a method of manufacturing the same", KR Patent Application No.: 10-2023-0193347 (2023/12/27)

11. U. Sim, J. Y. Kim "Nickel hydroxide-nickel oxyhydroxide nanosheet heterostructure catalyst including iron oxyhydroxide nanorods and its manufacturing method", KR Patent Application No.: 10-2023-0193319 (2023/12/27)

10. U. Sim, J. Y. Kim "Heterostructure electrocatalyst containing metal oxide and metal iron oxide complex and method for manufacturing the same", KR Patent Application No.: 10-2023-0192500 (2023/12/27)

9. U. Sim, J. Y. Kim "Nickel oxide/graphitic carbon composite for electrocatalyst and method for producing the same", KR Patent Application No.: 10-2023-0191348 (2023/12/26)

8. U. Sim, J. Y. Kim "Niobium-based oxide catalyst and method for producing the same", KR Patent Application No.: 10-2023-0191329 (2023/12/26)

7. U. Sim, J. Y. Kim "Copper-cobalt metal nanoparticle-based copper oxide and cobalt oxide heterostructure electrocatalyst and its method for preparing the same", KR Patent Application No.: 10-2023-0191307 (2023/12/26)

6. U. Sim, J. Y. Kim "Nickel nitride based amphiphilic dual functional catalyst and method for its synthesis", KR Patent Application No.: 10-2023-0191279 (2023/12/26)

5. U. Sim, J. Y. Kim "High entropy catalyst and manufactureing method thereof", KR Patent Application No.: 10-2022-0178786 (2022/12/19)

4. U. Sim, J. Y. Kim "Transition metal-transition metal oxide heterogeneous catalyst supported on sulfur-nitrogen doped carbon nanofibers and manufacturing method thereof", KR Patent Application No.: 10-2022-0177633 (2022/12/16)

3. U. Sim, J. Y. Kim "Catalyst for ammonia production through nitrogen reduction and method for manufacturing the same", KR Patent Application No.: 10-2022-0171410 (2022/12/09)

2. U. Sim, J. Y. Kim "Electrochemical catalyst composite with double layer and method of the same", KR Patent Application No.: 10-2021-0169113 (2021/11/30)

1. U. Sim, J. Y. Kim "Manganses oxide-carbon composite based electrochemical catalysts composite comprising cobalt and method for manufacturing the same", KR Patent Application No.: 10-2021-0154738 (2021/11/11)


[Submitted and in preparation]

7. Joon Young Kim, Kyu In Shim, Jeong Woo Han, S. Surendran, Uk Sim,* Nam Ho Heo,* and Karl Seff,‡ "Light-Emitting Zeolitic Lead Halide Quantum Dots with Ultra-Narrow Emission Band Widths", (submitted) - In memory of Emeritus Prof. Karl Seff, who passed away on Sept. 11, 2021, while working on this article. 

6. T. Y. Ahn, X. Chengkai, J. M. Lee, H. Ji, S. Kim, M. C., S. Surendran, M. K. Han, J. H. Lim, D. K. Lee, Joon Young Kim, T. H. Kim, H. Ch. Choi, J. K. Kim, U. Sim,* "XX Electrocatalysts with Coherent Heterogeneous Interfaces for Selecting Low-energy Nitrogen Reduction Pathways" (Submitted)

5. Tae-Yong An, Myeong-Gon Kim, Subramani Surendran, Sebastian Cyril Jesudass, Yoongu Lim, Joon young Kim, Tae-Hoon Kim, Subramanian Yuvaraj*, Jung Kyu Kim* and Uk Sim* "Utilizing the Wadsley Roth Structures in XXX@C Microspheres for Efficient Electrochemical NRR at Ambient Conditions" (Submitted) 

4. Gnanaprakasam Janani, Subramani Surendran, Dae Jun Moon, Joon Young Kim, Hyunjung Lee, Hyeonuk Choi, Veeramani Krishnan, Shivraj Mahadik, Il Goo Kim, Pildo Jung, Yong Il Park, Jaeyeong Heo, Kootak Hong*, and Uk Sim*, "Efficient Dual-Functionality: XX Catalyst for Simultaneous Hydrogen and Oxygen Evolution" (Submitted)

3. S. Surendran, S. Shanmugapriya, H. G.Lee, L. Kumaresan, S. Cyril, D. J. Moon, Joon Young Kim, G. Janani, H. Choi, I. G. Kim, P. Jung, K. Hong, Y. I. Park, J. Heo*, and U. Sim*, "Interfacially Engineered XX-XX Mott-Schottky Electrocatalyst for High-Performance Overall Water Splitting" (Submitted)

2. Sathyanarayanan Shanmugapriya, Subramani Surendran, Dae Jun Moon, Joon Young Kim, Hyunjung Lee, Hyeonuk Choi, Krishnan Veeramani, Il Goo Kim, Pildo Jung, Jaeyeong Heo, Kootak Hong, Yong Il Park*, and Uk Sim*, "Hetero-intersection of Nickel and Iron Oxyhydroxides XX for Improved Electrochemical Water Splitting" (Submitted)

1. Sebastian Cyril Jesudass, Subramani Surendran, Dae Jun Moon, Hyunjung Lee, Joon Young Kim, Hyeonuk Choi, Sathyanarayanan Shanmugapriya, Gnanaprakasam Janani, Krishnan Veeramani, Shivraj Mahadik, Pildo Jung, Il Goo Kim, Kootak Hong, Yong Il Park, Tae-Hoon Kim*, Uk Sim*, and Jaeyeong Heo*, "Spinel-type XX Ternary Metal Oxide as Bifunctional Electrocatalyst for Overall Electrochemical Water Splitting" (Submitted)

So-Young Lee (이소영), M.S.

Chief Research Staff

Pildo Jeong (정필도)

Managing Director, NEEL Sciences

Il-Gu Kim (김일구)

Development Team Leader, NEEL Sciences

Dong Jin Lee (이동진)

Research Staff, NEEL Sciences

Yujin Jeong (정유진), M.S.

Research Staff

Research interests: Electrochemical Nitrogen & NOx Reduction Reaction

<Achievement > 

[Peer-reviewed Journals]

1. Dohun Kim†, Subramani Surendran†, Yujin Jeong, Yoongu Lim, Sejin Im, Sungtae Park, Joon Young Kim, Tae-Hoon Kim, Byungjin Koo, Kyoungsuk Jin and Uk Sim*, "Electrosynthesis of Low XX-Loaded High Entropy Catalyst for Efficient Hydrogen Evolution with Improved Acidic Durability", Advanced Materials Technologies, 2022

[Submitted and in preparation]

3. Sathyanarayanan Shanmugapriya; Myeong Gon Kim; Hyunjung Lee; Sejin Im; Yujin Jeong; Subramani Surendran; Tae-Eon Park; Young-Hoon Yun; Uk Sim*, “Recent Research Trends in Perfluoropolyether for Energy Device Applications – A Mini Review”, Under revision

2. Dong-Kye Lee, Tae-Yong An, Yujin Jeong, Uk Sim* et al., "Comparison of Activation between Nitrogen and Nitrogen Oxides Reduction on X Catalyst via Computational DFT Analysis", Experiment preparation

1. Yujin Jeong, Gnanaprakasan Janani, Dohun Kim, Tae-Yong An, Subramani Surendran, Hyunjung Lee, Dae Jun Moon, Joon Young Kim, Mi-Kyung Han*, and Uk Sim*, "Roles of Heterojunction and X Vavancies in the X@XX for the Enhancement of Electrochemical Nitrogen Reduction Performance", Under revision

Dr. Min-Cheol Kim (김민철 박사)

NRF Fellow (Co-advisor: Prof. J. Kim)

[Publications/Patents at NEEL]

[Publications in Peer-reviewed International Journals]

2022

[Submitted and in preparation]

3. Duong Nguyen Nguyen,† Min-Cheol Kim,† Unbeom Baeck, Jaehyoung Lim, Namsoo Shin, Heechae Choi, Uk Sim* and Jung Kyu Kim*, "Machine Learning Assisted Design and Optimization of Earth-Abundant Transition Metal-Doped XX Quantum Dot Catalysts for Hydrogen Evolution Reaction", Submitted


2. Chengang Pei,† Min-Cheol Kim,† Yuankai Li, Chengkai Xia, Jaekyum Kim, Won So, Jung Kyu Kim*, and Ho Seok Park*, "Electron Transfer and Metal Spin Crossover Promotes Water Splitting and pH-universal Hydrogen Evolution in XX/XX 2D-2D Nanocomposite Interfaces", Submitted


1. Min-Cheol Kim,† Jiyong Chung,†  Tae-Yong An,† Jaeyoung Lee,† Mi-Kyung Han, Sang Soo Han,* Uk Sim,* and Taekyung Yu*, "Paradox of XX: A False-Positive and Promoter for Electrochemical Nitrogen Reduction on XX Catalysts", Submitted 

Dr. Mi-Kyung Han (한미경 박사)

Research Professor (Co-advisor: Prof. Y. Kim)

[Publications/Patents at NEEL]

ALUMNI

61. Myoung Kon Kim (김명곤)

M.S. Candidate

Current Position: Korea Occupational Safety and Health Agence (KOSHA)

60. Young Wan Kim (김영완)

M.S. Candidate 

Current Position: LG Chem

59. Dr. Suryawanshi Umesh Pralhad

[Publications/Patents at NEEL]

58. Dr. Sathyanarayanan Shanmugapriya (Dr. Priya)

[Publications/Patents at NEEL]

[Publications in Peer-reviewed International Journals]

8. S. C. Jesudassa†, S. Surendran†, D. J. Moon†, S. Shanmugapriya, J. Y. Kim, G. Janani, K. Veeramani, S. Mahadik, I. G. Kim, P. Jung, G. Kwon, K. Jin, J. K. Kim, K. Hong, Y. I. Park, T.-H. Kim*, J. Heo*, and U. Sim* "Defect Engineered Ternary Metal Spinel-type Ni-Fe-Co oxide as Bifunctional Electrocatalyst for Overall Electrochemical Water Splitting," Journal of Colloid And Interface Science 2024, 663, 566-576. (Impact factor 9.965, JCR 14.08% in Chemistry, Physical Category 25/174)

7. S. Mahadik†, S. Surendran†, D. J. Moon†, J. Y. Kim, G. Janani, S. C. Jesudass, K. Veeramani, H. Choi, S. Shanmugapriya, I. G. Kim, P. Jung, Y. I. Park, J. Heo, T.-H. Kim*, K. Hong*, and U. Sim* "Structurally Engineered Highly Efficient Electrocatalytic Performance of 3-Dimensional Mo/Ni Chalcogenides for Boosting Overall Water Splitting Performance," Chemosphere 2024, 352, 141233. (Impact factor 8.8, JCR 10.7% in environmental Sciences, 30/275)

6. S. C. Jesudass, S. Surendran, J. Y. Kim, S. Shanmugapriya, D. J. Moon, G. Janani, K. Veeramani, S. Mahadik, J. Choi, P. Jung, I. G. Kim, H. Park, H. S. Han, H. Choi, G. Kwon, J. Heo, K. Hong, T.-H. Kim*, Y. I. Park*, U. Sim* "Bimetallic NiO/NiFe2O4 Heterostructures with Interfacial Effects for Boosting Electrochemical Water Splitting Applications" Journal of Electroanalytical Chemistry 2024, 952, 117947. (Impact factor 4.5, JCR 20.3% in Chemistry, Analytical Category 18/86)

5. K. Veeramani†, S. Shanmugapriya†, J. Y. Kim†, S. Surendran, D. J. Moon, G. Janani, S. C. Jesudass, S. Mahadik, H. Choi, P. Jung, I. G. Kim, J. Heo, K. Hong, T.-H. Kim,*, Y. I. Park* and U. Sim*

"Synergistically Enhanced Electrocatalytic Performance of NiO Infused Crystalline Graphitic Carbon Towards Overall Water Splitting" Materials Letters 2024, 356, 135593. (Impact factor 3.0, JCR 42.8% in Physics, Applied Category 69/160)

4. S. Shanmugapriya†, S. Surendran†, D. J. Moon†, J. Y. Kim, H. Lee, S. C. Jesudass, K. Veeramani, S. Mahadik, G. Janani, H. Choi, I. G. Kim, P. Jung, J. Heo, K. Hong, Y. I. Park* and U. Sim* "Ni(OH)2NiOOH 2D-Nanosheets Tailored with FeOOH Nanorods: A Synergy of Morphological Engineering towards Bifunctional Overall Water Splitting," International Journal of Hydrogen Energy 2024, 54, 1552-1562. (Impact factor 7.2, JCR 21.7% in Electrochemistry Category 7/30)

3. G. Janani, S. Surendran, D-K Lee, S. Shanmugapriya, H-J. Lee, Y. Subramanian*, and U. Sim*, "Aggregation Induced Edge Sites Actuation of 3D MoSe2/rGO Electrocatalyst for High-Performing Water Splitting System,"  Aggregate 2024, 5, e430. (Impact factor 18.8, JCR 12.15% in materials science, multidisciplinary 54/420)

2. S. Shanmugapriya‡, M. G. Kim‡, S. Im‡, Y. Jeong, S. Surendran, T.-E. Park, Y.-H. Yun, H. Lee*, T.-H. Kim and U. Sim* "Recent Research Trends in Perfluoropolyether for Energy Device Applications – A Mini Review" Journal of the Korean Ceramic Society 2024,  61, 1-14. (Impact factor 2.5, JCR 43.10% in materials science, Ceramics 13/29)

1. Y. Lim, S. Surendran, W. So, S. Shanmugapriya, C. Jo, G. Janani, H. Choi, H.  S.  Han, H.  Choi, Y.-H.  Yun, T.-H.  Kim, M.-J. Kim, K. Jin, J. K. Kim,* and U. Sim*, "In situ Decorated Cu2FeSnS4 Nanosheet Arrays for Low Voltage Hydrogen Production through Ammonia Oxidation Reaction," Materials Chemistry Frontiers 2023, 7, 5843-5857. (Impact factor 7.00, JCR 22.7% in Materials Science, Multidisciplinary 78/372)

[Submitted]

1. E. Hwang†, S. Shanmugapriya†, H. Lim†, G. Janani, S. Surendran, H. Choi, G. Kwon, K. Jin*, U. Sim* "Recent Research Trends in the Rational Design Strategies of Carbon-based Electrocatalysts for Electrochemical Ammonia Synthesis."

57. Seonmi Kim

Principal Research Staff

56. Yujin Song (송유진)

Researcher, NEEL Sciences

55. Jinhui Ser (서진희)

Ph.D. Course Candidate

M.S. in Materials Science & Engineering 

Co-advisor: Prof. H. Cho

[Peer-reviewed Journals]

3. Hyobin Im‡, Jinhui Ser‡, Uk Sim and Hoonsung Cho. Expectations for pneumococcal vaccination during coronavirus disease-19. Submitted 

2. Athira Raveendran‡, Suchithra Poilil Surendran‡, Jinhui Ser, Khurshed Alam, Hoonsung Cho, Yong Yeon Jeong. Heptamethine cyanine dye MHI-148-mediated drug delivery system to enhance the anti-cancer efficiency of paclitaxel. Int J Nanomedicine. 2021 Accepted (Impact factor 6.4, JCR 10% in PHARMACOLOGY & PHARMACY, category 28/275) 

1. Ser J‡, Lee JY‡, Kim YH, Cho H. Enhanced Efficacy of Photodynamic Therapy by Coupling a Cell-Penetrating Peptide with Methylene Blue. Int J Nanomedicine. 2020; 15:5803-5811 (Impact factor 6.4, JCR 10% in PHARMACOLOGY & PHARMACY category 28/275)

54. Sejin Im (임세진), M.S.

Ph.D. Course

M.S. in Chemical Engineering 

Research interests:  Nitrate Reduction Reaction (NO3RR), Electrocatalyst design strategies

<Achievement > 

[Peer-reviewed Journals]

[7] Jinuk Choi†, Sejin Im†, Jihyun Choi, Subramani Surendran, Dae Jun Moon, Joon Young Kim, Jung Kyu Kim*, and Uk Sim* "Recent Advances in 2D Structured Materials with Defect-Exploiting Design Strategies for Electrocatalysis of Nitrate to Ammonia" Energy Materials 2024. (Impact factor 11.8, JCR 9.6% in Materials Science, Multidisciplinary, 42/428)

[6] Dohun Kimǂ, Subramani Surendranǂ, Sejin Im, Jaehyoung Lim, Ki Tae Nam*, and Uk Sim*, “Biomimetic Fe7S8/Carbon Electrocatalyst from [FeFe]-Hydrogenase for Improving pH-Universal Electrocatalytic Hydrogen Production , Aggregate 2023. (Impact factor 18.8, JCR 12.15% in materials science, multidisciplinary 54/420) 

[5] Sathyanarayanan Shanmugapriya; Sejin Im; Myeong Gon Kim; Hyunjung Lee; Yujin Jeong; Subramani Surendran; Tae-Eon Park; Young-Hoon Yun; Uk Sim*, “Recent Research Trends in XXXX for Energy Device Applications – A Mini Review”, JKCS 2023. (Impact factor 2.5, JCR 23.2% in Materials Science, Ceramics 7/28)

[4] Dohun Kim†, Junghyun An†, Subramani Surendran†, Jeahyoung Lim, Hui-Yun Jeong, Sejin Im, Joon Young Kim, Ki Tae Nam*, and Uk Sim*, "Synergistic Effect of Polydopamine Incorporated Copper Electrocatalyst by Dopamine Oxidation for Efficient Hydrogen Production", Journal of Colloid And Interface Science 2023. (Impact factor 9.9, JCR 11.92% in Chemistry, Physical Category 21/172)

[3] Sejin Im, Dohun Kim†, Subramani Surendran, Jinuk Choi, Dae Jun Moon, Joonyoung Kim, Hyunjung Lee*, Dae-Hyun Nam* and Uk Sim*, "High entropy alloy: From theoretical evaluation to electrocatalytic activity of hydrogen evolution reaction", Current Opinion in Electrochemistry 2023. (Impact factor 8.5, JCR 15% in Electrochemistry Category 5/30)

[2] Dohun Kim‡, Subramani Surendran‡, Yujin Jeong, Yoongu Lim, Sejin Im, Sungtae Park, Joon Young Kim, Suyeon Kim, Tae-Hoon Kim, Byungjin Koo, Kyoungsuk Jin, and Uk Sim*, "Electrosynthesis of Low Pt-loaded High Entropy Catalysts for Effective Hydrogen Evolution with Improved Acidic Durability",

Advanced Materials Technologies, Accepted (Impact Factor 8.856, JCR 17.97% in Materials Science, Multidisciplinary Category 62/345)

[1] Se Jin Im, Song Yeul Lee, Yong Il Park*, “Recent Trends in Photodynamic Therapy Using Upconversion Nanoparticles” Appl. Chem. Eng. 2018, 29, 138-146.

[Submitted and under revision lists] 

[1] Research; Sejin Im†, Boshir†, and Uk Sim*, Free Standing Flexible XXX for XXX_Submitted


53. Jihyun Choi (최지현)

Researcher

B.S. in Materials Science & Engineering 

<Achievement > 

[Peer-reviewed Journals]

[1] Jinuk Choi†, Sejin Im†, Jihyun Choi, Subramani Surendran, Dae Jun Moon, Joon Young Kim, Jung Kyu Kim*, and Uk Sim* "Recent Advances in 2D Structured Materials with Defect-Exploiting Design Strategies for Electrocatalysis of Nitrate to Ammonia" Energy Materials, 2024, Accepted  (Impact factor 11.8, JCR 9.6% in Materials Science, Multidisciplinary, 42/428)

52. J. Lee (이준휘)

Undergraduate RA, KENTECH

51. Dr.  Hyunjung Lee (이현정 박사)

Research Professor

NRF Fellow

Current Position: Jeonbuk National University 

[Publications/Patents at NEEL]

[Publications in Peer-reviewed International Journals & Patents]

2023 (4 papers)

(31) J. Ser+, H. Lee+, S. Surendran, J.K. Kim, U. Sim, H. Cho. “Advances in functionalized nanomaterial-incorporated biosensing platforms for detecting cancer biomarkers during biopsies” ChemNanoMat, e202300092 (2023).

 

(30) S. Im, D. Kim, S. Surendran, J. Choi, D.J. Moon, J.Y. Kim, H. Lee*, D.-H. Nam*, U. Sim*, “Theoretical Evaluation and HER Electrocatalytic Activity of High Entropy Alloy”, Curr. Opin. Electrochem. 7, 101293 (2023).

 

(29) K. Veeramani, G. Janani, J. Kim, S. Surendran, J. Lim, S.C. Jesudass, S. Mahadik, H. Lee, T.H. Kim, J.K. Kim, U. Sim. “Hydrogen and value-added products yield from hybrid water electrolysis: A critical review on recent developments”, Renewable and Sustainable Energy Reviews, 177, 11 (2023).

 

(28) T.Y. An, S. Surendran, S.C. Jesudass, H. Lee,  D.J. Moon, J.K. Kim, U. Sim. “Promoting Electrochemical Ammonia Synthesis by Synergized Performances of Mo2C-Mo2N Heterostructures via Efficient Electrochemical Nitrogen Reduction Reaction", Frontiers in Chemistry, 11:1122150 (2023).


----------------------------------------------------------------------------------------------------------------- Before NEEL ----------------------------------------------------------------------------------------------------------------------------


2020~2022 (3 papers)


(27) Y.E, Kim, J.Lim, H. Lee, E. Lee, D.Y. Kim, Y.-S. Jun, J.H. Han, S.H. Lee. “Solar-driven enhanced chemical adsorption and interfacial evaporation using porous graphene-based spherical composites”, Chemosphere 291, 3, 133013 (2022). 

(26) H. Lee, S.Y. Yi, J.S. Kwon, J.M. Choi, D.S. Lee, S.H. Lee, Y.B. Shin. “Rapid and high sensitive real-time monitoring of DNA using a nanogap impedimetric sensor with recombinase polymerase amplification”, Biosens. Bioelectron. 179, 113042 (2021).

(25) H. Lee, U. Lee, B.J. Moon, S.H. Lee, Y.B. Shin. “Surface-functionalized 3D porous rGO-polysaccharide sphere composites for rapid selective protein adsorption from crude biological liquid”, Appl. Surf. Sci. 526, 146707 (2020).

Preparations (5 papers)


Scientific inventions


(7) Y.B. Shin, H. Lee, J.O. Keem, H. Cho, J.M. Choi, W.S. “Functionalization-free nanogap impedimetric sensor and real-time monitoring of nucleic acid amplification by nanogap impedance sensor”, South Korea Patent (1021999330000)

 

(6) Y.B. Shin, H. Lee, U. Lee, W.S. Jeong. “Nanocarbon-polysaccaride composite, preparation method thereof and use the same”, South Korea Patent (1021233850000)

 

(5) T. I. Yoon, J. W. Moon, S. H. Cho, S. K. Kang, H. Y. Kim, H. J. Lee, “Carbon-based composite particle for electron emission device, and method for preparing”, US Patent (US7391144B2)

 

(4) S. H. Cho, J. W. Moon, H. J. Lee, J. W. Park, “Composition for forming electron emission source, method for preparing electron emission source using the same, and electron emission source prepared therefrom”, US Patent (US7534373B2)

 

(3) H. J. Lee, J. W. Moon, S. H. Lee, “Flexible emitter using high molecular compound and a method for fabricating the same”, US Patent (US7531206B2)

 

(2) S. J. Yoo, J. M. Kim, J. W. Nam, S. K. Lee, J. W. Moon, H. J. Lee, “A composition for forming a electron emitter of flat panel display and an electron emitter prepared there from”, South Korea Patent (1010653940000)

 

(1) T. I. Yoon, J. W. Moon, S. H. Cho, S. K. Kang, H. Y. Kim, H. J. Lee, “Preparation method of carbon-based composite particle for electron emission”, South Korea Patent (1009329740000)


50. Yujin Jeong (정유진)

M.S. Candidate

B.S. in Chemical Engineering

Research interests: Electrochemical Nitrogen & NOx Reduction Reaction

<Achievement > 

[Peer-reviewed Journals]

1. Dohun Kim†, Subramani Surendran†, Yujin Jeong, Yoongu Lim, Sejin Im, Sungtae Park, Joon Young Kim, Tae-Hoon Kim, Byungjin Koo, Kyoungsuk Jin and Uk Sim*, "Electrosynthesis of Low XX-Loaded High Entropy Catalyst for Efficient Hydrogen Evolution with Improved Acidic Durability", Advanced Materials Technologies, 2022

[Submitted and in preparation]

3. Sathyanarayanan Shanmugapriya; Myeong Gon Kim; Hyunjung Lee; Sejin Im; Yujin Jeong; Subramani Surendran; Tae-Eon Park; Young-Hoon Yun; Uk Sim*, “Recent Research Trends in Perfluoropolyether for Energy Device Applications – A Mini Review”, Under revision

2. Dong-Kye Lee, Tae-Yong An, Yujin Jeong, Uk Sim* et al., "Comparison of Activation between Nitrogen and Nitrogen Oxides Reduction on X Catalyst via Computational DFT Analysis", Experiment preparation

1. Yujin Jeong, Gnanaprakasan Janani, Dohun Kim, Tae-Yong An, Subramani Surendran, Hyunjung Lee, Dae Jun Moon, Joon Young Kim, Mi-Kyung Han*, and Uk Sim*, "Roles of Heterojunction and X Vavancies in the X@XX for the Enhancement of Electrochemical Nitrogen Reduction Performance", Under revision