UST Student,Training Student

고분자전해질연료전지, 전극촉매

1. 중대형 상용차용 연료전지시스템 전용 전극기술 개발 </br>2. 수소연료전지용 가스켓 원천소재 및 부품/스택 연계 기술 개발 </br>3. 고분자연료전지 핵심 소재·부품·장비 연계 국산화 기술 개발 지원

1. First-principle-data-integrated machine-learning approach for high-throughput searching of ternary electrocatalyst toward oxygen reduction reaction, Chem Catalysis 1 (4), 855-869 </br> </br>2. Sonochemical gram-scale synthesis of core？shell PdCo@ Pt nanoparticle and investigation of post heat-treatment effect for various gas atmospheres, Journal of Alloys and Compounds 879, 160441 </br> </br>3. High pressure nitrogen-infused ultrastable fuel cell catalyst for oxygen reduction reaction, ACS Catalysis 11 (9), 5525-5531 </br> </br>4. Superior Oxygen Electrocatalysis on RuSex Nanoparticles for Rechargeable Air Cathodes, Advanced Energy Materials 8 (8), 1702037 </br> </br>5. Multi-component electrocatalyst for low-temperature fuel cells synthesized via sonochemical reactions, Ultrasonics Sonochemistry 29, 401-412 </br> </br>6. Effects of particle proximity and composition of Pt？M (M= Mn, Fe, Co) nanoparticles on electrocatalysis in methanol oxidation reaction, Journal of Power Sources 294, 75-81 </br> </br>7. Rational syntheses of core？shell Fe@(PtRu) nanoparticle electrocatalysts for the methanol oxidation reaction with complete suppression of CO-poisoning and highly enhanced activity, Journal of Materials Chemistry A 3 (33), 17154-17164 </br> </br>

UST Student

- Biomass fast pyrolysis to produce bio-oil </br> - Biomass liquefaction to produce bio-oil </br> - Bio-oil upgrading in supercritical fluids to transportation fuels </br> - Hydrogen production from bio-oil

- Biomass fast pyrolysis to produce bio-oil </br> - Biomass liquefaction to produce bio-oil </br> - Bio-oil upgrading in supercritical fluids to transportation fuels </br> - Hydrogen production from bio-oil

- J.Y. Park, M.A.A. Kanak, I.G. Lee, Upgrading of coffee biocrude oil produced by pyrolysis of spent coffee grounds: Behavior of fatty acids in supercritical ethanol reaction and catalytic cracking, Processes, 9, 835, 2021. </br> - J.H. Ha and I.G. Lee, Study of a method to effectively remove char byproduct generated from fast pyrolysis of lignocellulosic biomass in a bubbling fluidized bed reactor, Processes, 8, 1407, 2020. </br> - S. Moogi, I.G. Lee, K.R. Hwang, Catalytic steam reforming of glycerol over Ni-La2O3-CeO2/SBA-15 catalyst for stable hydrogen-rich gas production, International Journal of Hydrogen Energy, 45, 28462-28475, 2020. </br> - H. Shafaghat, I.G. Lee, J. Jae, S.C. Jung, Y.K. Park, Pd/C catalyzed transfer hydrogenation of pyrolysis oil using 2-propanol as hydrogen source, Chemical Engineering Journal, 377, 119986, 2019. </br> - H. Shafaghat, J.M. Kim, I.G. Lee, J. Jae, S.C. Jung, Y.K. Park, Catalytic hydrodeoxygenation of crude bio-oil in supercritical methanol using supported nickel catalysts, Renewable Energy 144, 159-166, 2019. </br> - J.H. Lee, I.G. Lee, J.Y. Park, K.Y. Lee, In-situ upgrading of bio-tar over Mg-Ni-Mo catalyst supported by KOH treated activated charcoal in supercritical ethanol, Fuel 247, 334-343, 2019 </br> - J.H. Lee, I.G. Lee, J.Y. Park, K.Y. Lee, Efficient upgrading of pyrolysis bio-oil over Ni-based catalysts in supercritical ethanol, Fuel 241, 207-217, 2019. </br> - J.Y. Park, W. Jeon, J.H Lee, B. Nam, I.G. Lee, Effects of supercritical fluids in catalytic upgrading of biomass pyrolysis oil, Chemical Engineering Journal 377, 120312, 2019. </br> - J.S. Jung, Y.M. Kim, T.U. Han, I.G. Lee, G.H. Rhee, S.C. Jung, S.C. Kim, Y.K. Park, In-situ catalytic pyrolysis of waste lignin over desilicated beta, Journal of Nanoscience and Nanotechnology, 19, 1074-1077, 2019. </br> - D. Oh, E.B. Cho, I.G. Lee, Y.K. Park, In-situ upgrading of organosolv lignin- and cellulose-derived pyrolyzates over Ce-MCM-41 catalyst, Journal of Nanoscience and Nanotechnology, 19, 1162-1165, 2019. </br> - Y.M. Kim, T.U. Han, G.H. Rhee, I.G. Lee, Y.K. Park, Catalytic pyrolysis of waste pulp lignin over Al-MSU-F, Journal of Biomaterials and Tissue Engineering, 8, 1191-1194, 2018.

Post-doctoral Researcher

Gasification and OxyCombustion Technology

- Development of the High-Efficiency Low-Emission Future Energy Production Technology </br>- Development of Oxy-CFBC technology and Process Simulation Package for Integrated Thermal Power Planr

- Gasification and power generation characteristics of woody biomass utilizing a downdraft gasifier </br>- Hydrogen and syngas production from glycerol through microwave plasma gasification </br>- Gasification and tar removal characteristics of rice husk in a bubbling fluidized bed reactor </br>- Deactivation characteristics of Ni and Ru catalysts in tar steam reforming </br>- Combined steam-dry reforming of toluene in syngas over CaNiRu/Al2O3 catalysts </br>- Gasification of coal water mixture in an entrained-flow gasifier: Effect of air and oxygen mixing ratio </br>- Syngas production through gasification of coal water mixture and power generation on dual-fuel diesel engine </br>- Carbon dioxide purity and combustion characteristics of oxy firing compared to air firing in a pilot-scale circulating fluidized bed </br>- Oxy-combustion characteristics as a function of oxygen concentration and biomass co-firing ratio in a 0.1 MWth circulating fluidized bed combustion test-rig </br>- Carbonization characteristics of biomass/coking coal blends for the application of bio-coke

UST Student,Academic Cooperation Course

데이터 분석, 데이터 시각화, 머신 러닝, 업무 효율화

- 기후변화대응 정책지원 기반구축 (과기정통부), </br>- 100m×100m 격자형 국내 태양광 시장잠재량 분석모델 및 데이터 플랫폼 개발(산업자원부) </br>- AI 및 빅데이터 기반 PV 셀 제조 공정 및 평가 기술 개발 (기본사업) </br>- 에너지 R&D 혁신을 위한 계산과학 기반 연구 (기본사업)

UST Student,Academic Cooperation Course

Computational Materials Science / Materials Data Science

- Development of novel Electrode Materials using Materials Big Data Platform </br>- Efficient Performance Evaluation Tool of Compuational Materials Science Based Web Platform for Electrode Nanomaterials

- Tailoring the Ratio of A-Site Cations in Pr1？xNdxBaCo1.6Fe0.4O5+δ to Promote the Higher Oxygen Reduction Reaction Activity for Low-Temperature Solid Oxide Fuel Cells, Chemistry of Materials 32 (9), 3841-3849 </br>- Conductivity Enhancement of Nickel Oxide by Copper Cation Codoping for Hybrid Organic-Inorganic Light-Emitting Diodes, ACS Photonics 5 (8), 3389-3398 (2020) </br>- Graphene Liquid Cell Electron Microscopy of Initial Lithiation in Co3O4 Nanoparticles, ACS omega 4 (4), 6784-6788 (2019) </br>- Precisely geometry controlled microsupercapacitors for ultrahigh areal capacitance, volumetric capacitance, and energy density, Chemistry of Materials 30 (12), 3979-3990 (2018) </br>- Dramatic enhancement of long-term stability of erbia-stabilized bismuth oxides via quadrivalent Hf doping, Chemistry of Materials 29 (24), 10289-10293 (2018) </br>- Interplay between Cation and Charge Ordering in La1/3Sr2/3FeO3 Superlattices, Advanced Electronic Materials 2 (6), 1500372 (2016) </br>- Continuous growth of hexagonal graphene and boron nitride in-plane heterostructures by atmospheric pressure chemical vapor deposition, Acs Nano 7 (11), 10129-10138 (2015) </br>- Stabilization Mechanisms of LaFeO3 (010) Surfaces Determined with First Principles Calculations, Journal of the American Ceramic Society 94 (6), 1931-1939 (2011) </br>- Stoichiometry of the LaFeO 3 (010) surface determined from first-principles and thermodynamic calculations, Physical Review B 83 (11), 115418 (2011)

UST Student,Academic Cooperation Course,Training Student

1) Carbon-free fuel (H2, NH3) combustion and its applications </br>2) Continuous strip-annealing furnace electrification with thermal engineering </br>3) System engineering in latent heat storage system for power generation process

1) Development and demonstration of technology for ammonia fuel switching 20% in USC pulverized coal thermal power plant (KETEP, MOTIE) </br>2) Core technology development on continuous steel-strip annealing furnaces for electrification (KETEP, MOTIE) </br>3) Development of heat recovery thermal energy storage system to reduce preheating load (KEIT, MOTIE)

1) Hookyung Lee, Sangmin Choi, "An observation of combustion behavior of a single coal particle entrained into hot gas flow", Combustion and Flame, Vol.162, No.6, pp.2610-2620, 2015 </br>2) Hookyung Lee, Sangmin Choi, "Motion of single pulverized coal particles in a hot gas flow field", Combustion and Flame, Vol.169, No.7, pp.63-71, 2016 </br>3) Hookyung Lee, Sangmin Choi, "Volatile flame visualization of single pulverized fuel particles", Powder Technology, Vol.333, No.15, pp.353-363, 2018 </br>4) Hookyung Lee, Min Jung Lee, "Recent advances in ammonia combustion technology in thermal power generation system for carbon emission reduction", Energies, Vol.14, No.18, pp.5604 (29 pages), 2021 </br>5) Taesong Lee, Young Tae Guahk, Namsu Kim, Hookyung Lee, Min Jung Lee, "Stability and emission characteristics of ammonia-air flames in a lean-lean fuel staging tangential injection combustor", Combustion and Flame, Vol.248, No.2, pp.112593, 2023

Academic Cooperation Course,Training Student

- Materials design via first-principles calculation </br>- Computational materials informatics </br>- 적용분야: 태양전지, 이차전지, 분리막, 촉매 등

- 에너지 R&D 혁신을 위한 계산과학 기반 연구 </br>- 20년 수명의 고효율 무기 페로브스카이트 태양전지 개발 </br>- 비 실리콘계 다중접합 유연 태양전지 개발 </br>- 다차원 유무기 하이브리드/Si 기반 다중접합 태양전지 기술 </br>- ESS 장주기 대응을 위한 저가 고안정성 수계 아연이온전지(ZIB) 기술 </br>- 이산화탄소와 수소로부터 지속가능항공유 (e-SAF) 생산기술 개발 </br>- 금속소재 제조디지털혁신 플랫폼 구축 (소재데이터)

- Photo­Assisted Ferroelectric Domain Control for α­In2Se3 Artificial Synapses Inspired by Spontaneous Internal Electric Fields”, Small, 2307346 (2024) </br>- Mitigating Intrinsic Interfacial Degradation in Semi-Transparent Perovskite Solar Cells for High Efficiency and Long-Term Stability. Adv Energy Mater. 2302147 (2023)- Atom-scale chemistry in chalcopyrite-based photovoltaic materials visualized by atom probe tomography. ACS Appl. Mater. Interfaces 14, 52825？52837 (2022) </br>- Chloroaluminate Anion Intercalation in Graphene and Graphite: From Two-Dimensional Devices to Aluminum-Ion Batteries. Nano Lett. 22, 1726-1733 (2022) </br>- Large-area perovskite solar cells employing spiro-Naph hole transport material. Nat. Photon. 16, 119？125 (2022) </br>- Low loss organic hyperbolic materials in the visible spectral range: a joint experimental and first-principles study. Adv. Mater. 32, 2002387 (2020). </br>- Synthesis of Cyclic Carbonate by CO2 Fixation to Epoxides Using Interpenetrated MOF-5/n-Bu4NBr. J. Mater. Sci. 54, 11796-11803 (2019) </br>- Computational discovery of p-type transparent oxide semiconductors using hydrogen descriptor. npj Comp. Mater. 4, 17 (2018) </br> </br>

UST Student,Academic Cooperation Course,Training Student

Catalytic Electrodes for Polymer Electrolyte Membrane Fuel Cells

- Design and control of MEA structure for high power density and durability for PEMFCs </br>- Development of Fe-based low Pt catalyst and electrode for hydrogen fuel cell </br>- Development of Membrane Electrode Assembly (MEA) Durability Improvement Technology for Medium and Large Commercial Vehicles

- Current understanding of catalyst/ionomer interfacial structure and phenomena affecting the oxygen reduction reaction in cathode catalyst layers of proton exchange membrane fuel cells, Current Opinion in Electrochemistry 21 (2020) 289. </br>- Electrochemical behavior of cathode catalyst layers prepared with propylene glycol-based Nafion ionomer dispersion for PEMFC, Korean Chemical Engineering Research 57 (2019) 512. </br>- Rambutan-like CNT-Al2O3 Scaffolds for High-Performance Cathode Catalyst Layers of Polymer Electrolyte Fuel Cells, Journal of power sources 379 (2018) 288. </br>- Variations in performance-degradation behavior of Pt/CNF and Pt/C MEAs for the same degree of carbon corrosion, Electrochimica Acta 260 (2018) 674. </br>- A rejuvenation process to enhance the durability of low Pt loaded polymer electrolyte membrane fuel cells, Journal of Power Sources 396 (2018) 345. </br>- Highly Durable Supportless Pt Hollow Spheres Designed for Enhanced Oxygen Transport in Cathode, ACS Appled materials & interfaces 8 (2016) 27730. </br>- Self­Supported Mesostructured Pt­Based Bimetallic Nanospheres Containing an Intermetallic Phase as Ultrastable Oxygen Reduction Electrocatalysts, Small 12 (2016) 5347. </br>- A Microelectrode study of interfacial reactions at the platinum-alkaline polymer interface, Journal of The Electrochemical Society 162 (2015) F499. </br>- Designing an ultrathin silica layer for highly durable carbon nanofibers as the carbon support in polymer electrolyte fuel cells, Nanoscale 6 (2014) 12111. </br>- Highly durable fuel cell electrodes based on ionomers dispersed in glycero, Physical Chemistry Chemical Physics 16 (2014) 5927.

Post-doctoral Researcher

UST Student

Chemical reaction engineering, SOFC, SOEC, coelectrolysis stack system operation evaluation, electrochemical integration process, SOFC/SOEC KS certification and standard related research, CCUS with high temp. coelectrolysis

* 20kW SOFC 시스템용 일체형 개질기 개발(책임자) 2025.12 종료 </br>* 분산형 연료전지 시스템 신뢰성 평가기술 개발(책임자) 2026.03 종료 </br>* SOFC 용 터보블로워 요구사양 분석 및 실증 평가(책임자) 2023.09 종료 </br>* 암모니아 기반 SOFC 스택 모듈 개발(책임자) 2025.03 종료 </br>* 5kW급 상용 고효율 FC-엔진 하이브리드 시스템 설계 패키지 및 시제품 개발(책임자) 2020.12 완료 </br>* 고체산화물연료전지(SOFC) 발전시스템 성능평가 기반구축(책임자) 2018.04 완료 </br>* 합성연료 제조용 고온 공전해 스택 모듈 원천기술 개발(책임자) 2021.10 완료 </br>

https://www.scopus.com/authid/detail.uri?authorId=57202840846 </br> </br> </br>SCI </br> </br>Microstructure tailoring of solid oxide electrolysis cell air electrode to boost performance and long-term durability </br>Chemical Engineering Energy (410, 128318) 2021 </br> </br>Scaling up syngas production with controllable H2/CO ratio in a highly efficient, compact, and durable solid oxide coelectrolysis cell unit-bundle </br>Applied Energy (257, 114036) 2020 </br> </br>Thermally self-sustaining operation of tubular solid oxide fuel cells integrated with a hybrid partial oxidation reformer using propane </br>Energy Conversion and Management </br>(189, 132-142) 2019 </br> </br>Production of syngas from H2O/CO2 by high-pressure coelectrolysis in tubular solid oxide cells </br>Applied Energy (212, 7597706) 2018 </br> </br>Hybrid-solid oxide electrolysis cell: A new strategy for efficient hydrogen production </br>Nano energy (44,121-126) 2018 </br>