Training Student

고분자연료전지, 막전극접합체 및 전극

중대형 상용차용 막전극접합체(MEA) 내구 향상 기술 개발 </br> </br>중대형 상용차용 연료전지시스템 전용 전극기술 개발 </br> </br>중대형 상용차용 연료전지 스택 클리닝 기술 개발 </br> </br>수소연료전지용 철계 저백금 촉매소재 및 전극 개발 </br> </br>수소도시 타운하우스형 주거 모델 기술 개발

1. Journal of The ElectrochemicalSociety, "Characterization of Solvent-Dependent Ink Structure and Catalyst Layer </br> </br> Morphology Based on Ink Sedimentation Dynamics and Catalyst-Ionomer Cast Films" </br> </br>2.Current Opinion in Electrochemistry, "Current understanding of catalyst/ionomer interfacial structure and phenomena </br> </br> affecting the oxygen reduction reaction in cathode catalyst layers of proton exchange membrane fuel cells" </br> </br>3. Electrochimica Acta, "Variations in performance-degradation behavior of Pt/CNF and Pt/C MEAs for the same degree </br> </br> of carbon corrosion"

Academic Cooperation Course

Advanced analysis logic and system Technology </br>Process development for high efficiency Si photovoltaics </br>Novel concept Si photovoltaic technologies

- Development of highly productive printer with throughput over 7,000wph by fast-printing metallization process for c-Si solar cell </br>- Development of Ag contact electrode for n-TOPCon solar cells

- Interface analysis of ultrathin SiO2 layers between c-Si substrates and phosphorus-doped poly-Si by theoretical surface potential analysis using the injection-dependent lifetime, Progress in photovoltaics (2020) </br>- An Analysis of Fill Factor Loss Depending on the Temperature for the Industrial Silicon Solar Cells, Energies (2020) </br>- Correlation between the open-circuit voltage and recombination loss at metal-silicon interfaces of crystalline silicon solar cells, Solar energy materials and solar cells (2020) </br>- Dependence of the Optimization of the Front Grid Design in Passivated Emitter and Rear Contact c-Si Solar Cells on the Finger Width and the Aspect Ratio, Journal of Korean physics society (2020) </br>- Efficiency characteristics of a silicon oxide passivation layer on p-type crystalline silicon solar cell at low illumination, Curent applied physics (2019)

Academic Cooperation Course

Dry-sorbent CO2 capture, CO2 utilization, Hot gas desulfurization, Process design/simulation/optimization

- Development of the fundamental technology for CCU (carbon capture and utilization) core materials </br>- Development of a moving-bed continuous process for post-combustion CO2 capture capable of reducing regeneration energy </br>- Improvement of 10 MW-scale Dry-Sorbent CO2 Capture Technology and Development of 50 ton/day-scale CO2 Liquefaction Technology </br>

- Performance of a Silica-polyethyleneimine Adsorbent for Post-Combustion CO2 Capture on a 100 Kg Scale in a Fluidized Bed Continuous Unit </br>- Synthesis of cyclic carbonate by CO2 fixation to epoxides using interpenetrated MOF-5/n-Bu4NBr </br>- Continuous testing of silica-PEI adsorbents in a lab.-scale twin bubbling fluidized-bed system </br>- Performance analysis of K-based KEP-CO2P1 solid sorbents in a bench-scale continuous dry-sorbent CO2 capture process

Post-doctoral Researcher

Thermochemical Hydrogen Production & Solid State Storage </br>

- Development of modular metal hydride based hydrogen storage system </br>- Demonstration of 5 kW fuel cell forklift </br>

- Development of hydrogen storage reactor using composite of metal hydride materials with ENG(IJHE) </br>- Novel two-step thermochemical cycle for hydrogen production from water using germanium oxide: KIER 4 thermochemical cycle(IJHE) </br>- Hydrogen production by SI process, with electrodialysis stack embedded in HI decomposition section(IJHE) </br>

Post-doctoral Researcher,Academic Cooperation Course

박막 태양전지

-무카드뮴 CIGS 태양광 모듈을 위한 ALD/CVD 장비 및 고효율화 공정 개발 </br>-저가원소 기반의 Cu계 화합물 박막태양전지 고효율화 기술개발 </br>-20년 수명의 고효율 무기 페로브스카이트 태양전지 개발 </br> </br>

- Dongryeol Kim, Sang Su Shin, Yonghee Jo, Sang Min Lee, Seung Kyu Ahn, Jun-Sik Cho, Jae Ho Yun, Ho Seong Lee, Joo Hyung Park / “Practical enhancements in current density and power generation of bifacial semitransparent ultrathin CIGSe solar cells via utilization of wide bandgap Zn-based buffer” / Advanced Science / 2022.2.23 (online) </br>- Joo Hyung Park, Dongryeol Kim, Sang Su Shin, Yonghee Jo, Jun-Sik Cho, Jonghoo Park, TaeWan Kim / “Van der Waals heterojunction interface passivation using ZnS nanolayer and enhanced photovoltaic behavior of semitransparent ultrathin 2D-MoS2/3D-chalcogenide solar cells” / Applied Surface Science / 2021.8.30 </br>- Dongryeol Kim, Sang Su Shin, Sang Min Lee, Jun-Sik Cho, Jae Ho Yun, Ho Seong Lee, Joo Hyung Park / “Flexible and semi-transparent ultra-thin CIGSe solar cells prepared on ultra-thin glass substrate: A key to flexible bifacial photovoltaic application” / Advanced Functional Materials / 2020.9.3 </br>- Muhammad Saifullah, Dongryeol Kim, Jun-Sik Cho, Seungkyu Ahn, SeJin Ahn, Jae Ho Yun, Ho Seong Lee, Joo Hyung Park / “The role of NaF post-deposition treatment on the photovoltaic characteristics of semitransparent ultrathin Cu(In,Ga)Se2 solar cells prepared on indium-tin-oxide back contacts: a comparative study” / Journal of Materials Chemistry A / 2019.10.14 </br>

Post-doctoral Researcher,Academic Cooperation Course

불균일계 촉매 반응, 나노촉매 합성 및 평가, 나노소재 합성, 자동화 기술, 협동 로봇 활용 기술 </br>(heterogenous catalysis, nanocatalyst synthesis and evaluation, nanomaterial synthesis, automation technology, cooperative robot utilization technology)

-나노전극 촉매 자동화 고처리량 평가 시스템 개발 </br>-차세대 첨단 자동화 나노촉매 합성 기술 개발 및 촉매 성능 실증 </br>-흡착부과 반응을 이용한 CO2 배출 저감형 블루 수소 생산 핵심 기술 개발 </br>-미래 촉매 정보학 구축을 위한 촉매 자동화 반응 및 평가용 신규 로봇 시스템 개발 </br>-로봇 활용 자율 수행 기반 첨단 나노 소재 플랫폼 기술 도출을 위한 융합클러스터 </br>

- Automated synthesis and data accumulation for fast productionof high-performance Ni nanocatalysts. J. Ind. Eng. Chem., 2022, 106, 449 (교신저자). </br>- A new systematic synthesis of ultimate nickel nanocatalysts for compact hydrogen generation. React. Chem. Eng., 2020, 5, 1218 (교신저자). </br>- Unravelling the reaction mechanism of gas-phase formic acid decomposition on highly dispersed Mo2C nanoparticles supported on graphene flakes. Appl. Catal. B. Environ., 2020, 264, 118478 (교신저자). </br>- Phase-controlled synthesis of thermally stable nitrogen-doped carbon supported iron catalysts for highly efficient Fischer-Tropsch synthesis. Nano Res., 2019, 12, 2568 (교신저자). </br>- Extremely productive iron-carbide nanoparticles on graphene flakes for CO hydrogenation reactions under harsh conditions. J. Catal., 2019, 378, 289 (교신저자).

UST Student

Dust Removal Technology : Filter, EP, Cyclone

- Demonstration of Retrofit EP developed to improve the performance of electrostatic precipitators </br>- Development of High Efficiency PM2.5 Removal Technology applied to Oxy-Circulating Fludized Bed Combustion System

- Non-uniform filtration velocity of process gas passing through a long bag filter, J. of Hazardous Materials, v365, 440-447 (2019) </br>- A Study on Electrical Charge Distribution of Aerosol Using Gerdien Ion Counter, Aerosol and Air Quality Research, v18, 2922-2928 (2018) </br>- Simple self-diagnostic method to identify the abnormal functioning of a scanning mobility particle sizer, J. of Aerosol Science, v114, 230-138 (2017) </br>- Effects of an external electric field on the collection efficiency of air filters: Filtration mechanisms with an external e-field, Aerosol Science and Technology, v51, 1409-1418 (2017) </br>- Influence of air injection nozzles on filter cleaning performance of pulse-jet bag filter, Powder Technology, v322, 250-257 (2017) </br>- Evaluation of the Can Velocity Effect on a Bag Filter, Powder Technology, v321, 454-457 (2017)

Training Student

Fluidized bed combustion and waste conversion process

- Development of high-efficiency pure oxygen circulating fluidized bed boiler power generation technology </br>- Development of multifunctional additives for bed meterial and reducing fine dust in solid fuel use facilities </br>- A Study on Overcoming Combustion Difficulty by Recycling of Circulating Materials and Recirculation in Solid Refuse Fuel Facility

- [2019] Solid Circulation Characteristics of Two Lower Loop Seals with Two Kinds of Particles in a Circulating Fluidized Bed System </br>- [2019] Combustion characteristics of the solid refused fuel in a circulating fluidized bed combustion system'-[2018]High Temperature Corrosion in a Waste-Fired Combustion Boiler

Post-doctoral Researcher,UST Student

Polymer Electrolyte Membranes for Electrochemical System

- Development of durable MEA for Fuel Cell BUS </br>- Durability and Performance TEST of PFSA Ionomers and its Membranes </br>- Development of AMFC MEA based on Non-precious metal for backup power </br>- Development of New Hydrocarbon Membranes for Electrochemical Devices

- A. F. Nugraha, M. R. Arbi, F. Wijaya, H. Lee, D. Shin, B. Bae*, “Synthesis and characterization of anion-exchange multi-block-copolymer membranes containing highly densified cationic functional groups”, Polymer, 210, 122996, (2020). </br>- A. F. Nugraha, S. Kim, S.-H. Shin, H. Lee, D. Shin, B. Bae*, “Chemically Durable Poly(phenylene-co-arylene ether) Multiblock Copolymer-Based Anion Exchange Membranes with Different Hydrophobic Moieties for Application in Fuel Cells”, Macromolecules, 53, 10538~10547, (2020). </br>- S.-H. Shin, P. J. Nur, A. Kodir, D.-H. Kwak, H. Lee, D. Shin, B. Bae*, “Improving the mechanical durability of short-side-chain perfluorinated polymer electrolyte membranes by annealing and physical reinforcement”, ACS Omega, 4, 19153~19163, (2019). </br>- S.-H. Shin, A. Kodir, D. Shin, S.-H. Park, B. Bae*, “Perfluorinated composite membranes with organic antioxidants for chemically durable fuel cells”, Electrochimica Acta, 298, 901~909, (2019). </br>- D. Shin, A. F. Nugraha, F. Wijaya, S. Lee, E. Kim, J. Choi, H.-J. Kim, B. Bae*, “Synthetic approaches for advanced multi-block anion exchange membranes”, RSC advances, 9, 21106~21115, (2019). </br>- S. Park, H. Lee, S.-H. Shin, N. Kim, D. Shin, B. Bae*, “Increasing the durability of polymer electrolyte membranes using organic additives”, ACS omega, 3, 11262~11269, (2018). </br>- S. Lee, J. Yuk, A. F. Nugraha, Y.­G. Shul, S.­H. Park, D. Shin, B. Bae*, “Partially Fluorinated Multiblock Poly (arylene ether sulfone) Membranes for Fuel Cell Applications”, Macromolecular Materials and Engineering, 303, 1700650, (2018). </br>- D. Shin, M. Han, Y.-G. Shul, H. Lee, B. Bae*, “Analysis of cerium-composite polymer-electrolyte membranes during and after accelerated oxidative-stability test”, Journal of Power Sources, 378, 468~474, (2018). </br>- M. Han, Y.-G. Shul, H. Lee, D. Shin, B. Bae*, “Accelerated testing of polymer electrolyte membranes under open-circuit voltage conditions for durable proton exchange membrane fuel cells”, International Journal of Hydrogen Energy, 42, 30787~30791, (2017). </br>- E. Kim, S. Lee, S. Woo, S.-H. Park, S.-D. Yim, D. Shin, B. Bae*, “Synthesis and characterization of anion exchange multi-block copolymer membranes with a fluorine moiety as alkaline membrane fuel cells”, Journal of Power Sources, 359, 568~576, (2017).

Academic Cooperation Course

Hydrogen Utilization and fuel cell Application, Electrocemical Materials.

1) Hydrogen utillization and fuel cell application with pipeline hydrogen </br>2) Development of PAFC electrodes based on the nano catalysts </br>3) Development of fuel cell stack and powerpack with metallic bipolar plate </br>4) LCA(Life Cycle Assessment) technology for fuel cell application </br>5) Hydrogen production technology with methanol/water electrolysis

1) Reduced mass transport resistance in polymer electrolyte membrane fuel cell by polyethylene glycol addition to catalyst ink, Inter’l J. Hydrogen Energy, 44, 354-361 (2019) </br>2) Effects of ethanol in methanol fuel on the performance of membrane electrode assemblies for direct methanol fuel cells, J. Indu. Eng. Chem., 66, 100-106 (2018) </br>3) Performance of a MEA using patterned membrane with a directly coated electrode by the bar-coating method in a direct methanol fuel cell, Inter’l J. Hydrogen Energy, 43, 11386-11396 (2018) </br>4) Effects of silicon dioxide on the high-temperature performance of polymer/ceramic composite membranes for direct methanol fuel cells, Nanosci. Nanotechnol. Lett., 9, 30-34, (2017) </br>5) Performance of porous carbon as catalyst support for anode from rice husk in a direct methanol fuel cell, Inter’l J. Electrochem. Sci., 11(7), 5909-5923 (2016) </br>