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Clean Energy Process Laboratory
Implementation of Formic Acid as a Liquid Organic Hydrogen Carrier (LOHC): Techno-Economic Analysis and Life Cycle Assessment of Formic Acid Produced via CO2 Utilization.
Changsoo Kim, Younggeun Lee, Kyeongsu Kim, Ung Lee
Catalysts 12 (10), 1113
Optimal MEA/DIPA/water blending ratio for minimizing regeneration energy in absorption-based carbon capture process: Experimental CO2 solubility and thermodynamic modeling
Ji-Hun Mun, Beom-Ju Shin, Seung-Mo Kim, Jong Kyun You, Young Cheol Park, Dong-Hyuk Chun, Jong-Seop Lee, Byoung-Moo Min, Ung Lee, Kyung-Min Kim, Jong-Ho Moon
Chemical Engineering Journal 444, 136523
CO2 absorption mechanism in aqueous ternary solutions of alkanolamines: Experimental and thermodynamic modeling approaches
Seung-Mo Kim, Kyung-Min Kim, Bong-Keun Choi, Ji-Hun Mun, Beom-Ju Shin, Ugwiyeon Lee, Chae-Ho Shin, Jungkyu Choi, Byoung-Moo Min, Ung Lee, Jong-Ho Moon
Chemical Engineering Journal 428, 132044
Synergistic bimetallic CuPd oxide alloy electrocatalyst for ammonia production from the electrochemical nitrate reaction
Wonsang Jung, Jaewoo Jeong, Younghyun Chae, Woong Hee Lee, Young-Jin Ko, Keun Hwa Chae, Hyung-suk Oh, Ung Lee, Dong Ki Lee, Byoung Koun Min, Hyeyoung Shin, Yun Jeong Hwang
Journal of Materials Chemistry A 10 (44), 23760-23769
Isobaric Vapor–Liquid Equilibria for the Formic Acid–N-methyl-2-pyrrolidone Binary System at 50, 20, and 10 kPa and Modeling Using the NRTL-HOC and PC-SAFT Models.
Denis Usosky, Kyeongsu Kim, Jong-Ho Moon, Kwang-Deog Jung, Ung Lee.
Journal of Chemical & Engineering Data. 66 (12), 4516-4525. 2021.
Design methodology for mass transfer-enhanced large-scale electrochemical reactor for CO2 reduction.
Byungchan Jung, Seongho Park, Chulwan Lim, Woong Hee Lee, Youngsub Lim, Jonggeol Na, Chul-Jin Lee, Hyung-Suk Oh, Ung Lee.
Chemical Engineering Journal 424, 130265. 2021.
Iridium alloy catalyst having reversible catalytic activity and preparation method thereof.
Hyung Suk OH, Woong Hee Lee, Byoung Koun Min, Yun Jeong Hwang, Ung Lee, Dong Ki Lee, WON Da Hye, Jai Hyun Koh.
US Patent App. 17/197,893. 2021.
Hydrogen production and storage system using solar energy independently operated without external power.
Ung Lee, Byoung Koun Min, Hyun Joo Lee, Yun Jeong Hwang, Hyung Suk OH, Dong Ki Lee, WON Da Hye, Jai Hyun Koh, Dong Gu Han.
US Patent App. 17/017,845. 2021.
Electrocatalytic Reduction of Low Concentrations of CO2 Gas in a Membrane Electrode Assembly Electrolyzer.
Dongjin Kim, Woong Choi, Hee Won Lee, Si Young Lee, Yongjun Choi, Dong Ki Lee, Woong Kim, Jonggeol Na, Ung Lee, Yun Jeong Hwang, Da Hye Won.
ACS Energy Letters 6 (10), 3488-3495. 2021.
Amine blending optimization for maximizing CO2 absorption capacity in a diisopropanolamine–methyldiethanolamine–H2O system using the electrolyte UNIQUAC model.
Bong-Keun Choi, Seung-Mo Kim, Kyung-Min Kim, Ung Lee, Jeong Ho Choi, Jong-Seop Lee, Il Hyun Baek, Sung Chan Nam, Jong-Ho Moon.
Chemical Engineering Journal 419, 129517. 2021.
Condensation of furans for the production of diesel precursors: A study on the effects of surface acid sites of sulfonated carbon catalysts.
Hyemin Yang, Han-Ik Joh, Hyunah Choo, Jae-wook Choi, Dong Jin Suh, Ung Lee, Jungkyu Choi, Jeong-Myeong Ha.
Catalysis Today 375, 155-163. 2021.
Photoelectrode for hydrogen generation in solar water splitting and manufacturing method thereof.
Dong Ki Lee, Byoung Koun Min, Byungwoo Kim, Yun Jeong Hwang, Hyung-Suk Oh, Ung Lee, Jai Hyun KOH.
US Patent App. 16/804,001. 2021.
Bayesian optimization of industrial-scale toluene diisocyanate liquid-phase jet reactor with 3-D computational fluid dynamics model.
S Park, M Atwair, K Kim, U Lee, J Na, U Zahid, CJ Lee.
Journal of Industrial and Engineering Chemistry 98, 327-339. 2021.
Methods for producing a methanol precursor, methanol, and a methyl ester from methane in high purities.
HJ Lee, U Lee, HW Lee, TH Dang, SH Cheong.
US Patent 11,021,429. 2021.
Highly selective and stackable electrode design for gaseous CO2 electroreduction to ethylene in a zero-gap configuration.
Woong Hee Lee, Chulwan Lim, Si Young Lee, Keun Hwa Chae, Chang Hyuck Choi, Ung Lee, Byoung Koun Min, Yun Jeong Hwang, Hyung-Suk Oh.
Nano Energy 84, 105859. 2021.
A comparative techno-economic and quantitative risk analysis of hydrogen delivery infrastructure options.
Y Lee, U Lee, K Kim.
International Journal of Hydrogen Energy 46 (27), 14857-14870. 2021.
Achieving over 15% Efficiency in Solution-Processed Cu(In,Ga)(S,Se)2 Thin-Film Solar Cells via a Heterogeneous-Formation-Induced Benign p–n Junction Interface.
Da-Seul Kim, Gi Soon Park, Byungwoo Kim, Soohyun Bae, Sang Yeun Park, Hyung-Suk Oh, Ung Lee, Doo-Hyun Ko, Jihyun Kim, Byoung Koun Min.
ACS applied materials & interfaces 13 (11), 13289-13300. 2021.
Sulfur dioxide absorbent is an ionic liquid including a salt of a diamine compound that is substituted with a hydroxyl group.
HJ Lee, U Lee, HG Kim, S Cho, HW Lee.
US Patent 10,926,213. 2021.
Learning the properties of a water-lean amine solvent from carbon capture pilot experiments.
J Kim, J Na, K Kim, JH Bak, H Lee, U Lee.
Applied Energy 283, 116213. 2021.
Achieving over 15% Efficiency in Solution-Processed Cu (In, Ga)(S, Se) ₂ Thin-Film Solar Cells via a Heterogeneous-Formation-Induced Benign p–n Junction Interface.
Da-Seul Kim, Gi Soon Park, Byungwoo Kim, Soohyun Bae, Sang Yeun Park, Hyung-Suk Oh, Ung Lee, Doo-Hyun Ko, Jihyun Kim, Byoung Koun Min.
ACS applied materials & interfaces 2021 v.13 no.11 pp. 13289-13300. 2021.
New strategies for economically feasible CO 2 electroreduction using a porous membrane in zero-gap configuration.
WH Lee, K Kim, C Lim, YJ Ko, YJ Hwang, BK Min, U Lee, HS Oh.
Journal of Materials Chemistry A 9 (29), 16169-16177. 2021.
Electrochemical oxidation of toluene with controlled selectivity: The effect of carbon anode.
B Seo, WH Lee, YJ Sa, U Lee, HS Oh, H Lee.
Applied Surface Science 534, 147517. 2020.
Basic electrocatalyst for carbon dioxide reduction and ethylene production, electrode and apparatus each including the same, and method of manufacturing the electrode.
HS Oh, BK Min, YJ HWANG, U Lee, DK Lee, WON Dahye, WH LEE.
US Patent App. 16/869,600. 2020.
Facile one-pot synthesis of ZnBr2 immobilized ion exchange resin for the coupling reaction of CO2 with propylene oxide.
SH Cho, D Dahnum, SH Cheong, HW Lee, U Lee, JM Ha, H Lee.
Journal of CO2 Utilization 42, 101324. 2020.
Alkali metal-incorporated chalcopyrite compound-based thin film and method of fabricating the same.
BK Min, YJ Hwang, HS Oh, U Lee, WON Dahye, DK Lee, J Kim, MK Kim.
US Patent App. 16/397,334. 2020.
Method of acid saccharification of biomass.
JM Ha, H Yang, YS Jeong, JW Choi, DJ Suh, YH Yoon, GS Yang, U Lee.
US Patent 10,793,537. 2020.
Oxygen vacancies induced NiFe-hydroxide as a scalable, efficient, and stable electrode for alkaline overall water splitting.
Woong Hee Lee, Man Ho Han, Ung Lee, Keun Hwa Chae, Haesol Kim, Yun Jeong Hwang, Byoung Koun Min, Chang Hyuck Choi, Hyung-Suk Oh.
ACS Sustainable Chemistry & Engineering 8 (37), 14071-14081. 2020.
Low-temperature oxidative coupling of methane using alkaline earth metal oxide-supported perovskites.
S Lim, JW Choi, DJ Suh, U Lee, KH Song, JM Ha.
Catalysis Today 352, 127-133. 2020.
Toward the practical application of direct CO2 hydrogenation technology for methanol production.
HW Lee, K Kim, JJ An, J Na, H Kim, H Lee, U Lee.
International Journal of Energy Research. 2020.
Continuous-flow production of petroleum-replacing fuels from highly viscous Kraft lignin pyrolysis oil using its hydrocracked oil as a solvent.
Y Kim, J Shim, JW Choi, DJ Suh, YK Park, U Lee, J Choi, JM Ha.
Energy Conversion and Management 213, 112728. 2020.
Hydroxyl group-containing amine-based sulfur dioxide and sulfurous acid absorbent, and method for preparing the same. HJ Lee, U Lee, HG Kim, S Cho, HW Lee. US Patent App. 16/454,566. 2020.
Mass Transport Control by Surface Graphene Oxide for Selective CO Production from Electrochemical CO2 Reduction.
Dang Le Tri Nguyen, Chan Woo Lee, Jonggeol Na, Min-Cheol Kim, Nguyen Dien Kha Tu, Si Young Lee, Young Jin Sa, Da Hye Won, Hyung-Suk Oh, Heesuk Kim, Byoung Koun Min, Sang Soo Han, Ung Lee, Yun Jeong Hwang.
ACS Catalysis 10 (5), 3222-3231. 2020.
Catalyst–electrolyte interface chemistry for electrochemical CO₂ reduction.
YJ Sa, CW Lee, SY Lee, J Na, U Lee, YJ Hwang.
Chemical Society reviews 2020 v.49 no.18 pp. 6632-6665. 2020.
Data-driven pilot optimization for electrochemical CO mass production.
K Kim, WH Lee, J Na, YJ Hwang, HS Oh, U Lee.
Journal of Materials Chemistry A 8 (33), 16943-16950. 2020.
A perspective on practical solar to carbon monoxide production devices with economic evaluation.
Sang Youn Chae, Si Young Lee, Sung Gyu Han, Honggon Kim, Jongwon Ko, Sejin Park, Oh-Shim Joo, Donghwan Kim, Yoonmook Kang, Ung Lee, Yun Jeong Hwang, Byoung Koun Min.
Sustainable Energy & Fuels 4 (1), 199-212. 2020.
Formation of defect site on ZIF-7 and its effect on the methoxycarbonylation of aniline with dimethyl carbonate.
D Dahnum, B Seo, SH Cheong, U Lee, JM Ha, H Lee.
Journal of Catalysis 380, 297-306. 2019.
General technoeconomic analysis for electrochemical coproduction coupling carbon dioxide reduction with organic oxidation.
J Na, B Seo, J Kim, HS Oh, U Lee.
2019 AIChE Annual Meeting. 2019.
General Techno-Economic Analysis for Electrochemical Coproduction of CO2 Reduction and Anodic Oxidation.
J Na, B Seo, J Kim, HS Oh, U Lee.
2019 AIChE Annual Meeting. 2019.
Simultaneous Optimization of Rigorous Reactor Design and Process Synthesis: Application to Direct CO2 Conversion of Methanol.
HW Lee, J Na, H Kim, U Lee.
2019 AIChE Annual Meeting. 2019.
Turning Harmful Deposition of Metal Impurities into Activation of Nitrogen-Doped Carbon Catalyst toward Durable Electrochemical CO2 Reduction.
Chanyeon Kim, Yoong-Kee Choe, Da Hye Won, Ung Lee, Hyung-Suk Oh, Dong Ki Lee, Chang Hyuck Choi, Sungho Yoon, Woong Kim, Yun Jeong Hwang, Byoung Koun Min.
ACS Energy Letters 4 (9), 2343-2350. 2019.
An experimental based optimization of a novel water lean amine solvent for post combustion CO2 capture process
J Hwang, J Kim, HW Lee, J Na, BS Ahn, SD Lee, HS Kim, H Lee, U Lee.
Applied Energy 248, 174-184. 2019.
Pt black catalyzed methane oxidation to methyl bisulfate in H2SO4-SO3.
HW Lee, HT Dang, H Kim, U Lee, JM Ha, J Jae, M Cheong, H Lee.
Journal of Catalysis 374, 230-236. 2019.
Bayesian inference of aqueous mineral carbonation kinetics for carbon capture and utilization.
J Na, S Park, JH Bak, M Kim, D Lee, Y Yoo, I Kim, J Park, U Lee, JM Lee.
Industrial & Engineering Chemistry Research 58 (19), 8246-8259. 2019.
Reversible absorption of SO2 with alkyl-anilines: the effects of alkyl group on aniline and water.
HT Vo, SH Cho, U Lee, J Jae, H Kim, H Lee.
Journal of Industrial and Engineering Chemistry 69, 338-344. 2019.
Conceptual Process Design and Process Optimization.
A Mitsos, U Lee, S Recker, M Skiborowski.
Green Chemical Engineering, Volume 12 5, 1. 2018.
Optimal design and operation of Fischer-Tropsch microchannel reactor for pilot-scale compact Gas-to-Liquid process.
Jonggeol Na, Krishnadash S Kshetrimayum, Ikhwan Jung, Seongho Park, Yongkyu Lee, Okbae Kwon, Yonggi Mo, Jongtae Chung, Jongyeol Yi, Ung Lee, Chonghun Han.
Chemical Engineering and Processing-Process Intensification 128, 63-76. 2018.
Design of carbon dioxide dehydration process using derivative-free superstructure optimization.
J An, J Na, U Lee, C Han.
Chemical Engineering Research and Design 129, 344-355. 2018.
Superstructure based techno-economic optimization of the organic rankine cycle using LNG cryogenic energy.
U Lee, J Jeon, C Han, Y Lim.
Energy 137, 83-94. 2017.
Techno-economic feasibility study of membrane based propane/propylene separation process.
U Lee, J Kim, IS Chae, C Han.
Chemical Engineering and Processing: Process Intensification 119, 62-72. 2017.
Optimal multicomponent working fluid of organic Rankine cycle for exergy transfer from liquefied natural gas regasification.
U Lee, A Mitsos.
Energy 127, 489-501. 2017.
Multi-objective optimization of microchannel reactor for Fischer-Tropsch synthesis using computational fluid dynamics and genetic algorithm.
J Na, KS Kshetrimayum, U Lee, C Han.
Chemical Engineering Journal 313, 1521-1534. 2017.
Techno-economic Optimization of a Green-Field Post-Combustion CO2 Capture Process Using Superstructure and Rate-Based Models.
U Lee, J Burre, A Caspari, J Kleinekorte, AM Schweidtmann, A Mitsos.
Industrial & Engineering Chemistry Research 55 (46), 12014-12026. 2016.
Optimal retrofit of a CO2 capture pilot plant using superstructure and rate-based models.
U Lee, A Mitsos, C Han.
International Journal of Greenhouse Gas Control 50, 57-69. 2016.
A semi-analytical method for determining the optimal stripper pressure in CO2 capture and liquefaction using monoethanolamine (MEA).
T Park, SG Lee, SH Kim, U Lee, C Han, JM Lee.
International Journal of Greenhouse Gas Control 46, 271-281. 2016.
Simulation and optimization of multi-component organic Rankine cycle integrated with post-combustion capture process.
U Lee, C Han.
Computers & Chemical Engineering 83, 21-34. 2015
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Techno-economic analysis of mechanical vapor recompression for process integration of post-combustion CO2 capture with downstream compression.
YS Jeong, J Jung, U Lee, C Yang, C Han.
Chemical Engineering Research and Design 104, 247-255. 2015
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A novel dynamic modeling methodology for boil-off gas recondensers in liquefied natural gas terminals.
S Lee, J Jeon, U Lee, CJ Lee, C Han.
Journal of Chemical Engineering of Japan 48 (10), 841-847. 2015
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Design and modeling of large-scale cross-current multichannel Fischer–Tropsch reactor using channel decomposition and cell-coupling method.
S Park, I Jung, U Lee, J Na, KS Kshetrimayum, Y Lee, CJ Lee, C Han.
Chemical Engineering Science 134, 448-456. 2015
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Design and optimization of cascade organic Rankine cycle for recovering cryogenic energy from liquefied natural gas using binary working fluid.
K Kim, U Lee, C Kim, C Han.
Energy 88, 304-313. 2015
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Parametric optimization for power de-rate reduction in the integrated coal-fired power plant with carbon capture and storage.
J An, U Lee, J Jung, C Han
Industrial & Engineering Chemistry Research 54 (18), 5062-5076. 2015
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New Configuration of the CO2 Capture Process Using Aqueous Monoethanolamine for Coal-Fired Power Plants.
J Jung, YS Jeong, U Lee, Y Lim, C Han
Industrial & Engineering Chemistry Research 54 (15), 3865-3878. 2015
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Design and Operation Strategy of CO2 Terminal.
U Zahid, J An, CJ Lee, U Lee, C Han
Industrial & Engineering Chemistry Research 54 (8), 2353-2365. 2015
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Integration of retrofitted coal-fired power plant with CCS: power de-rate minimization.
J An, U Lee, J Jung, C Han
Computer Aided Chemical Engineering 37, 545-550. 2015
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Design and optimization of multi-component organic rankine cycle using liquefied natural gas cryogenic exergy
U Lee, K Kim, C Han
Energy 77, 520-532. 2014
Techno‐economic assessment of CO2 liquefaction for ship transportation.
U Zahid, J An, U Lee, SP Choi, C Han
Greenhouse Gases: Science and Technology 4 (6), 734-749. 2014
Automatic model-based soft sensor generation for liquefied natural gas terminal pipeline.
S Lee, J Jung, C Park, U Lee, C Han
Industrial & Engineering Chemistry Research 53 (39), 15041-15051. 2014
Economic analysis for the transport and storage of captured carbon dioxide in South Korea.
U Zahid, U Lee, J An, Y Lim, C Han
Environmental Progress & Sustainable Energy 33 (3), 978-992. 2014
Comparative Study of Process Integration and Retrofit Design of a Liquefied Natural Gas (LNG) Regasification Process Based on Exergy Analyses: A Case Study of an LNG Regasification Process in South Korea.
Seongho Park, Chansaem Park, Ung Lee, Ikhwan Jung, Jonggeol Na, Krishnadash S Kshetrimayum, Chonghun Han
Industrial & Engineering Chemistry Research 53 (37), 14366-14376. 2014
Design and analysis of a combined Rankine cycle for waste heat recovery of a coal power plant using LNG cryogenic exergy.
U Lee, K Park, YS Jeong, S Lee, C Han
Industrial & Engineering Chemistry Research 53 (23), 9812-9824. 2014
Effect of Liquefaction Plant Performance and Location on the Cost of CO2 Transport.
U Zahid, J An, U Lee, C Han
Computer Aided Chemical Engineering 33, 1651-1656. 2014
Design and exergy analysis of combined Rankine cycle using LNG cold energy.
U Lee, C Han
Computer Aided Chemical Engineering 33, 1687-1692. 2014
Parameter Optimization for Efficiency Improvement of Retrofitted Power Plant Integrated with CO₂ Capture Process
J An, U Lee, S Yang, C Han
한국가스학회 학술대회논문집, 40-40. 2013
Integrated Simulation and Optimization for Carbon Capture and Storage System.
T Park, SG Lee, SH Kim, U Lee, JM Lee, C Han
International Journal of Chemical and Molecular Engineering 7 (10), 762-765. 2013
Semiconductor light-emitting device and method for manufacturing thereof.
SH Son, KJ Kim, EM Ko, U Lee
US Patent 8,519,412. 2013
Semiconductor light-emitting device having groove in P-type semiconductor layer and method for manufacturing the same.
U Lee, YS Park, WK Cho, SY Jang
US Patent 8,502,249. 2013
Carbon dioxide liquefaction process for ship transportation
U Lee, S Yang, YS Jeong, Y Lim, CS Lee, C Han
Industrial & engineering chemistry research 51 (46), 15122-15131. 2012
Pipeline Transport of CO₂.
U Zahid, U Lee, C Han
한국가스학회 학술대회논문집, 26-29. 2012
CO2 Storage Terminal for Ship Transportation.
U Lee, Y Lim, S Lee, J Jung, C Han
Industrial & engineering chemistry research 51 (1), 389-397. 2012
Post-combustion CO2 capture process with aqueous MEA: an advanced MEA process using a phase separation heat exchanger.
J Jung, YS Jeong, U Lee, Y Lim, S Yang, CS Lee, J Kim, C Han
Computer Aided Chemical Engineering 31, 505-509. 2012
Process design and cost estimation of carbon dioxide compression and liquefaction for transportation.
S Yang, U Lee, Y Lim, YS Jeong, J Kim, C Lee, C Han
Korean Chemical Engineering Research 50 (6), 988-993. 2012
Vertical Light emitting diode and manufacturing method of the same
U Lee, SY Jang, SJ Jung, H Kim
US Patent App. 12/926,839. 2011
모노에탄올아민 (MEA) 을 이용한 이산화탄소 포집공정: 배가스 분할 유입을 통한 흡수제 재생 에너지 절감 연구
J Jung, Y Lim, YS Jeong, U Lee, S Yang, C Han
Korean Chemical Engineering Research 49 (6), 764-768. 2011
CO2 Capture Process using Aqueous Monoethanolamine (MEA): Reduction of Solvent Regeneration Energy by Flue gas Splitting.
J Jung, Y Lim, YS Jeong, U Lee, S Yang, C Han
Korean Chemical Engineering Research 49 (6), 764-768. 2011
Population balance model-based hybrid neural network for a pharmaceutical milling process.
P Kumar Akkisetty, U Lee, GV Reklaitis, V Venkatasubramanian
Journal of Pharmaceutical Innovation 5 (4), 161-168. 2010
Organic light-emitting display and method of making the same.
D Choi, J Park, D Lim, J Lee, J Lee, U Lee
US Patent App. 11/540,021. 2007
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