에너지환경시스템 연구실
Papers
5) “동역학적 촉진제와 액상 열역학적 촉진제의 혼합에 따른 신속한 가스 수화물의 제조 방법 (Rapid Formation Method of Gas Hydrate Using Kinetic Promoters Mixed with Liquid Thermodynamic Promoter)”, 이재우, 강동우, 김광범, 이원형, 안윤호, Korean patent, application number: 10-2023-0165536, application date: Nov 24 2023, Assignee: KAIST, Soongsil University
4) “열역학적 촉진제가 흡수된 고흡수성 수지를 이용한 신속하고 반복적인 가스 하이드레이트의 형성방법 (Method of Rapid and Repeatable Gas Hydrate Formation Using Thermodynamic Promoter Confined in Superabsorbent Polymers)”, 이재우, 강동우, 이원형, 안윤호, Korean patent, application number: 10-2021-0130607, application date: Oct 1 2021, Assignee: KAIST, Soongsil University
3) “Mattress Assemblies and Components Including Phase Change Materials", Yun-Ho Ahn, Sheri McGuire, Ryan P. Lively, and Stephen J.A. DeWitt, US patent, application number: 17516115, application date: May 19 2021, Assignee: Dreamwell, Ltd., Georgia Tech Research Corporation
2) “이온성 하이드레이트를 이용한 나노 케이지 반응기 및 이를 이용한 온실가스의 포집 및 분해방법 (Ionic Clathrate Nano-Cage Reactor and Method of Capturing and Decomposing Greenhouse Gases by Using the Same)”, 이재우, 안윤호, 신규철, Korean patent, registration number: 10-2056385-0000, registration date: Dec 10 2019, Assignee: KAIST, Kyungpook National University
1) “천연가스 및 수소를 저장하는 하이드레이트 제조방법 (Manufacturing Method of Hydrate for Storing Natural Gas and Hydrogen)”, 박영준, 이재우, 안윤호, Korean patent, registration number: 10-2039986-0000, registration date: Oct 29 2019, Assignee: KAIST, GIST
49) Dong Woo Kang, Wonhyeong Lee, Yun-Ho Ahn, Kwangbum Kim, and Jae W. Lee*, “Facile and sustainable methane storage via clathrate hydrate formation with low dosage promoters in a sponge matrix”, Energy, Vol. 292, 130631, 2024
48) Geumbi Han, Wonhyeong Lee, Min-Kyung Kim, Jae W. Lee*, and Yun-Ho Ahn*, “Hydrogen separation from hydrogen-compressed natural gas blends through successive hydrate formations”, Chem. Eng. J., Vol. 483, 149409, 2024
47) Min-Kyung Kim and Yun-Ho Ahn*, “Gas Hydrates for Hydrogen Storage: A Comprehensive Review and Future Prospects”, Korean J. Chem. Eng., Vol. 41(1), 73-94, 2024
46) Yunseok Lee, Seungin Lee, Dongju Seo, Seokyoon Moon, Yun-Ho Ahn, and Youngjune Park*, “Highly efficient separation and equilibrium recovery of H2/CO2 in hydrate-based pre-combustion CO2 capture”, Chem. Eng. J., Vol. 481, 148709, 2024
45) Nicholas C. Bruno, Ronita Mathias, Young Joo Lee, Guanghui Zhu, Yun-Ho Ahn, Neel D. Rangnekar, J.R. Johnson, Scott Hoy, Irene Bechis, Andrew Tarzia, Kim E. Jelfs, Benjamin A. McCool, Ryan Lively*, and M.G. Finn*, “Solution-processable polytriazoles from spirocyclic monomers for membrane-based hydrocarbon separations”, Nat. Mater., Vol. 22(12), 1540-1547, 2023
44) Youngki Lee, Hyeonjin Kim, Wonhyeong Lee, Dongwoo Kang, Jae W. Lee*, and Yun-Ho Ahn*, “Thermodynamic and kinetic properties of CO2 hydrates and their applications in CO2 capture and separation”, J. Environ. Chem. Eng., Vol. 11(5), 110933, 2023
43) Wonhyeong Lee, Dong Woo Kang, Yun-Ho Ahn, and Jae W. Lee*, “Blended hydrate seed and liquid promoter for the acceleration of hydrogen hydrate formation”, Renew. Sustain. Energy Rev., Vol. 177, 113217, 2023
42) Min-Kyung Kim, Geumbi Han, Hyeonjin Kim, Jihee Yu, Youngki Lee, Taekyong Song, Jinmo Park, Yo-Han Kim, and Yun-Ho Ahn*, “Optimization of water-saturated superabsorbent polymers for hydrate-based gas storage”, Korean J. Chem. Eng., Vol. 40(5), 1063-1070, 2023
41) Dong Woo Kang, Wonhyeong Lee, and Yun-Ho Ahn*, “Superabsorbent polymer for improved CO2 hydrate formation under a quiescent system”, J. CO2. Util., Vol. 61, 102005, 2022
40) Suk Lee, Yun-Ho Ahn*, and Dong-Yeun Koh*, “Sustainable Building Materials Employing Solid Diamines as CO2 Sorbents”, Korean J. Chem. Eng., Vol. 39(8), 1975-1980, 2022
39) Dong Woo Kang, Wonhyeong Lee, Yun-Ho Ahn, and Jae W. Lee*, “Exploring tuning phenomena of THF-H2 hydrates via molecular dynamics simulations”, J. Mol. Liq., Vol. 349, 118490, 2022
38) Seokyoon Moon, Seungin Lee, Yun-Ho Ahn*, and Youngjune Park*, “Abnormal thermodynamic promotion and tuning behavior of epoxycyclopentane for its implications in CO2 storage”, Chem. Eng. J., Vol. 425, 130647, 2021
37) Wonhyeong Lee, Dong Woo Kang, Yun-Ho Ahn*, and Jae W. Lee*, “Rapid Formation of Hydrogen-Enriched Hydrocarbon Gas Hydrates under Static Conditions”, ACS Sustainable Chem. Eng., Vol. 9(25), 8414-8424, 2021
36) Yun-Ho Ahn, Stephen J.A. DeWitt, Sheri McGuire, and Ryan P. Lively*, “Incorporation of phase change material into fibers for sustainable thermal energy storage”, Ind. Eng. Chem. Res., Vol. 60(8), 3374-3384, 2021
35) Seokyoon Moon, Yunseok Lee, Dongju Seo, Seungin Lee, Sujin Hong, Yun-Ho Ahn*, and Youngjune Park*, “Critical hydrogen concentration of hydrogen-natural gas blends in clathrate hydrates for blue hydrogen storage”, Renew. Sustain. Energy Rev., Vol. 141, 110789, 2021
34) Dong Woo Kang, Wonhyeong Lee, Yun-Ho Ahn*, and Jae W. Lee*, “Confined tetrahydrofuran in a superabsorbent polymer for sustainable methane storage in clathrate hydrates”, Chem. Eng. J., Vol. 411, 128512, 2021
33) Hwajin Choi†, Yun-Ho Ahn†, and Dong-Yeun Koh*, “Enantioselective Mixed Matrix Membranes for Chiral Resolution”, Membranes, Vol. 11(4), 279-1-20, 2021, †Equal contribution
32) Seokyoon Moon, Sujin Hong, Yunseok Lee, Jae S. Lee, Yun-Ho Ahn*, and Youngjune Park*, “Enhancing Hydrogen Cluster Storage in Clathrate Hydrates via Defect-Mediated Lattice Engineering”, J. Phys. Chem. C, Vol. 125(3), 1767-1773, 2021
31) Juwon Min, Dong Woo Kang, Yun-Ho Ahn, Wonhyeong Lee, Minjun Cha, and Jae W. Lee, “Recoverable Magnetic Nanoparticles as Hydrate Inhibitors”, Chem. Eng. J., Vol. 389, 124461, 2020
30) Seungjun Baek, Wonhyeong Lee, Juwon Min, Yun-Ho Ahn, Dongwoo Kang, and Jae W. Lee, “Hydrate seeding effect on the metastability of CH4 hydrate”, Korean. J. Chem. Eng., Vol. 37, 341-349, 2020
29) Yun-Ho Ahn, Seokyoon Moon, Dong-Yeun Koh, Sujin Hong, Huen Lee, Jae W. Lee, and Youngjune Park, “One-step Formation of Hydrogen Clusters in Clathrate Hydrates Stabilized via Natural Gas Blending”, Energy Storage Mater., Vol. 24, 655-661, 2020
28) Juwon Min, Yun-Ho Ahn, Seungjun Baek, Kyuchul Shin, Minjun Cha, and Jae W. Lee, “Effects of Large Guest Molecular Structure on Thermal Expansion Behaviors in Binary (C4H8O + CH4) Clathrate Hydrates”, J. Phys. Chem. C., Vol. 123(34), 20705-20714, 2019
27) Hyunho Kim, Yun-Ho Ahn, Yutaek Seo, and Colin D. Wood, “Preventing Hydrates Cohesion with a Bio-Inspired Vitamin E Derivative”, Fuel, Vol. 257, article: 116035, 2019
26) Wonhyeong Lee, Juwon Min, Yun-Ho Ahn, Seungjun Baek, Carolyn A. Koh, and Jae W. Lee, “Effect of Naphthenate Formation on the Anti-Adhesive Behavior of Clathrate Hydrates at a Water-Oil Interface”, Ind. Eng. Chem. Res., Vol. 58(12), 5064-5070, 2019
25) Yun-Ho Ahn, Dongwook Lim, Juwon Min, Jeongtak Kim, Byeonggwan Lee, Jae W. Lee, and Kyuchul Shin, “Clathrate Nanocage Reactor for the Decomposition of Greenhouse Gas”, Chem. Eng. J., Vol. 359, 1629-1634, 2019
24) Yun-Ho Ahn, Seungjun Baek, Juwon Min, Minjun Cha, and Jae W. Lee, “Temperature- and Pressure-induced Structural Transition of Binary Clathrate Hydrates”, ChemPhysChem, Vol. 20(3), 429-435, 2019
23) Seungjun Baek, Juwon Min, Yun-Ho Ahn, Minjun Cha, and Jae W. Lee, “Effect of Hydrophobic Silica Nanoparticles on the Kinetics of Methane Hydrate Formation in Water-in-Oil Emulsions”, Energ. Fuels, Vol. 33(1), 523-530, 2019 (Featured as cover)
22) Seokyoon Moon, Sung O Park, Yun-Ho Ahn, Heejoong Kim, Eunhye Shin, Sujin Hong, Yunseok Lee, Sang Kyu Kwak, and Youngjune Park, “Distinct hydrophobic−hydrophilic dual interactions occurring in the clathrate hydrates of 3,3-dimethyl-1-butanol with help gases”, Chem. Eng. J., Vol. 348, 583-591, 2018
21) Yun-Ho Ahn, Byeonggwan Lee, and Kyuchul Shin, “Structural identification of binary tetrahydrofuran + O2 and 3-hydroxytetrahydrofuran + O2 clathrate hydrates by Rietveld analysis with direct space method”, Crystals, Vol. 8(8), 328-1-9, 2018
20) Yun-Ho Ahn, Jae W. Lee, and Kyuchul Shin, “Thermal Expansivity of γ-Irradiated Clathrate Hydrate with Intracavity Conformational Change”, Chem. Phys. Lett., Vol. 706, 14-18, 2018
19) Seokyoon Moon†, Yun-Ho Ahn†, Heejoong Kim, Sujin Hong, Dong-Yeun Koh, and Youngjune Park, “Secondary Gaseous Guest-dependent Structures of Binary Neopentyl Alcohol Hydrates and their Tuning Behavior for Potential Application to CO2 Capture”, Chem. Eng. J., Vol. 330, 890-898, 2017 †Equal contribution
18) Seungjun Baek, Yun-Ho Ahn, Junshe Zhang, Juwon Min, Huen Lee, and Jae W. Lee, “Enhanced Methane Hydrate Formation with Cyclopentane Hydrate Seeds”, Appl. Energ., Vol. 202, 32-41, 2017
17) Heejoong Kim, Yun-Ho Ahn, Seokyoon Moon, Sujin Hong, and Youngjune Park, “Spectroscopic Identifications and Phase Equilibria of THF + 3-OH THF + CH4 Clathrate Hydrates”, Korean Chem. Eng. Res., Vol. 55(3), 353-357, 2017
16) Yun-Ho Ahn, Hyery Kang, Minjun Cha, Kyuchul Shin, and Huen Lee, “Thermodynamic Stability of Structure II Methyl Vinyl Ketone Binary Clathrate Hydrates and Effects of Secondary Guest Molecules on Large Guest Conformation”, ACS Omega, Vol. 2(4), 1601-1607, 2017
15) Yun-Ho Ahn, Yeobum Youn, Minjun Cha, and Huen Lee, “Spectroscopic and Thermodynamic Investigations of Clathrate Hydrates of Methacrolein”, RSC Adv., Vol. 7(20), 12359-12365, 2017
14) Young-ju Seo, Seongmin Park, Hyery Kang, Yun-Ho Ahn, Dongwook Lim, Se-Joon Kim, Jaehyoung Lee, Joo Yong Lee, Taewoong Ahn, Yongwon Seo, and Huen Lee, “Isostructural and Cage-specific Replacement Occurring in sII Hydrate with External CO2/N2 Gas and its Implications for Natural Gas Production and CO2 Storage”, Appl. Energ., Vol. 178, 579-586, 2016
13) Yun-Ho Ahn, Hyung-Kyu Lim, Hyery Kang, Hyungjun Kim, Minjun Cha, Kyuchul Shin, and Huen Lee, “Intracavity Conformational Changes in Clathrate Hydrates”, J. Phys. Chem. C, Vol. 120(31), 17190-17195, 2016
12) Hyery Kang†, Yun-Ho Ahn†, Dong-Yeun Koh, Seungjun Baek, Jae W. Lee, and Huen Lee, “Rapid Clathrate Hydrate Formation Using a Heavy Guest Molecule with Sodium Dodecyl Sulfate”, Ind. Eng. Chem. Res., Vol. 55(21), 6079-6084, 2016 †Equal contribution
11) Hyery Kang, Yun-Ho Ahn, Dong-Yeun Koh, and Huen Lee, “Thermodynamic and Spectroscopic Identification of Aldehyde Hydrates”, Korean J. Chem. Eng., Vol. 33(6), 1897-1902, 2016
10) Yun-Ho Ahn, Hyery Kang, Dong-Yeun Koh, and Huen Lee, “Experimental Verifications of Mpemba-like Behaviors of Clathrate Hydrates”, Korean J. Chem. Eng., Vol. 33(6), 1903-1907, 2016
9) Yun-Ho Ahn†, Hyery Kang†, Dong-Yeun Koh, Youngjune Park, and Huen Lee, “Gas Hydrate Inhibition by 3-Hydroxytetrahydrofuran: Spectroscopic Identifications and Hydrate Phase Equilibria”, Fluid Phase Equilibr., Vol. 413, 65-70 (Special Issue: Gas Hydrates and Semiclathrate Hydrates), 2016 †Equal contribution
8) Daeok Kim, Yun-Ho Ahn, Se-Joon Kim, Joo Yong Lee, Jaehyoung Lee, Young-ju Seo, and Huen Lee, “Gas Hydrate in Crystalline-Swelled Clay: The Effect of Pore Dimension on Hydrate Formation and Phase Equilibria”, J. Phys. Chem. C, Vol. 119(38), 22148-22153, 2015
7) Hyery Kang, Yun-Ho Ahn, Dong-Yeun Koh, Seongheun Kim, Jaehun Park, and Huen Lee, “Optical Interpretation of the Chemical Process of CH4-CO2 Exchange and its Application to Gas Hydrate Production”, J. Phys. Chem. C, Vol. 119(37), 21353-21357, 2015
6) Daeok Kim, Yun-Ho Ahn, and Huen Lee, “Phase Equilibria of CO2 and CH4 Hydrates in Intergranular Meso/Macro Pores of MIL-53 Metal Organic Framework”, J. Chem. Eng. Data, Vol. 60(7), 2178-2185, 2015 (Featured as cover)
5) Dong-Yeun Koh, Yun-Ho Ahn, Hyery Kang, Seongmin Park, Joo Yong Lee, Se-Joon Kim, Jaehyoung Lee, and Huen Lee, “One-Dimensional Productivity Assessment for On-Field Methane Hydrate Production Using CO2/N2 Mixture Gas”, AIChE J., Vol. 61(3), 1004-1014, 2015
4) Hyery Kang, Dong-Yeun Koh, Yun-Ho Ahn, Seonghoon Jung, Jaehun Park, Jaehyoung Lee, and Huen Lee, “Optical Properties of Tetrahydrofuran Clathrate Hydrates with Polyvinylpyrrolidone (THF + H2O + PVP) Revealed by Terahertz (THz) Time-domain Spectroscopy”, J. Chem. Eng. Data, Vol. 60(2), 238-246, 2015
3) Yeobum Youn, Jiwoong Seol, Minjun Cha, Yun-Ho Ahn, and Huen Lee, “Structural Transition Induced by CH4 Enclathration and Cage Expansion with Large Guest Molecules Occurring in Amine Hydrates Systems”, J. Chem. Eng. Data, Vol. 59(6), 2004-2012, 2014
2) Dong-Yeun Koh, Hyery Kang, Jiwon Jeon, Yun-Ho Ahn, Youngjune Park, Hyungjun Kim, and Huen Lee, “Tuning Cage Dimension in Clathrate Hydrates for Hydrogen Multiple Occupancy”, J. Phys. Chem. C, Vol. 118(6), 3324-3330, 2014 (Featured as a Cover)
1) Hyery Kang, Seonghoon Jung, Dong-Yeun Koh, Yun-Ho Ahn, Seongmin Park, Jaehun Park, and Huen Lee, “Physicochemical Properties of Semi-clathrate Hydrates as Revealed by Terahertz Time-domain Spectroscopy”, Chem. Phys. Lett., Vol. 587, 14-19, 2013