Papers
Chang Yeop Oh, Sol Geo Lim, Hye Rim Choi, Donghyun Moon, Chiho Sung, Minjun Cha, Ji-Ho Yoon*, “Methane encapsulation in 4-phenoxyphenol framework under ambient conditions: experimental evidence and computational simulation,” J. Phys. Chem. C, 129, 15010–15017 (2025). [PDF] [DOI]
Sol Geo Lima, Chang Yeop Oha, Hye Rim Choi, Donghyun Moon, Chiho Sung, Sun Ha Kim, Kongtae Ra, Minjun Cha*, Ji-Ho Yoon*, “Thermodynamic evaluation of lithium recovery and freshwater production by sustainable hydrate-based desalination from brine solutions,” Desalination, 615, 119232 (2025). aEqual contribution [PDF] [DOI]
Chang Yeop Oha, Sol Geo Lima, Hye Rim Choi, Donghyun Moon, Chiho Sung, Ji-Ho Yoon*, “Spectroscopic study of cation exchange in small-pore zeolite sodium natrolite,” Microporous Mesoporous Mater., 397, 113785 (2025). aEqual contribution [PDF] [DOI]
Chang Yeop Oha, Sol Geo Lima, Hye Rim Choi, Donghyun Moon, Chiho Sung, Jung-Yeul Jung, Jeasung Park, Jong-Won Lee, Minjun Cha*, Ji-Ho Yoon*, “Superior storage and controlled release of oxygen by solid clathrates under ambient conditions,” ACS Nano, 19, 22179–22189 (2025). aEqual contribution [PDF] [DOI] Selected as the journal Cover [Image1] [Image2] [Press release 1] [Press release 2]
Sang Jun Yoon, Ji‑Ho Yoon, Jong‑Won Lee*, “Capturing a specific component from mixed (SF6 + N2) gasses using crystal structure change of hydroquinone,” Korean J. Chem. Eng., 421, 2911–2917 (2025). [PDF] [DOI]
Ki Hun Park, Dong Hyun Kim, Ji-Ho Yoon*, Minjun Cha*, “Exploring allyl amine as a new structure II hydrate former: Guest inclusion behavior, structural characterization, and thermodynamic stability,” J. Ind. Eng. Chem., 151, 675–681 (2025). [PDF] [DOI]
Sol Geo Lima, Donghyun Moona, Chang Yeop Oh, Hye Rim Choi, Chiho Sung, Sun Ha Kim, Kongtae Ra, Minjun Cha*, Ji-Ho Yoon*, “Experimental and computational insights into sustainable lithium recovery and freshwater production via CO2 hydrate-based desalination,” Chem. Eng. J., 513, 162854 (2025). aEqual contribution [PDF] [DOI]
Sol Geo Lim, Chang Yeop Oh, Sun Ha Kim, Kongtae Ra, Minjun Cha*, Ji-Ho Yoon*, “Freshwater recovery and removal of cesium and strontium from radioactive wastewater by methane hydrate formation,” Environ. Sci. Technol., 58, 6170–6180 (2024). [PDF] [DOI] Invited for Cover Article. [Image1] [Image2] [Press release 1] [Press release 2] [Press release YouTube]
Sol Geo Lim, Chang Yeop Oh, Sun Ha Kim, Kongtae Ra, Ji-Ho Yoon*, “CO2 competes with radioactive chemicals for freshwater recovery: Hydrate-based desalination,” J. Hazard. Mater., 462, 132812 (2024). [PDF] [DOI]
Ki Hun Park, Dong Hyun Kim, Ji-Ho Yoon*, Minjun Cha*, “Tuning cyclopropanecarboxaldehyde clathrate hydrates for enhancement of methane storage,” Chem. Eng. J., 477, 147015 (2023). [PDF] [DOI]
Chang Yeop Oha, Sol Geo Lima, Sun Ha Kim, Jong-Won Lee, Ji-Ho Yoon*, “Temperature-dependent structural characteristics and guest occupation behavior of CO2-loaded hydroquinone clathrates,” J. Phys. Chem. C, 127, 14924–14932 (2023). aEqual contribution [PDF] [DOI]
Sol Geo Lima, Jong-Won Leea, Hiroshi Fujihisaa, Chang Yeop Oh, Jiyeong Jang, Dohyun Moon, Satoshi Takeya, Michihiro Muraoka, Yoshitaka Yamamoto, Ji-Ho Yoon*, “Neon encapsulation by a hydroquinone organic crystalline clathrate under ambient conditions,” Commun. Mater., 4, 51 (2023). aEqual contribution [PDF] [DOI]
Sol Geo Lim, Chang Yeop Oh, Jong-Won Lee, Minjun Cha, Sun Ha Kim, Kongtae Ra, Kyoungkeun Yoo, Ji-Ho Yoon*, “Sustainable freshwater recovery from radioactive wastewater by gas hydrate formation,” Chem. Eng. J., 461, 141830 (2023). [PDF] [DOI]
Dong Hyun Kim, Ki Hun Park, Minjun Cha*, Ji-Ho Yoon*, “Structure determination of clathrate hydrates formed from alcoholic guests with NH4F and H2O,” Korean J. Chem. Eng., 39, 2211–2216 (2022). [PDF] [DOI]
Jae Hak Jeonga, Minjun Chaa, Jiyeong Jang, Sol Geo Lim, Chang Yeop Oh, Jong-Won Lee, Jeasung Park, Ji-Ho Yoon*, “Thermodynamic Behavior and Spectroscopic Properties of CO and C3H8 Mixed Gas Hydrates: Implications for Hydrate-Based Gas Separation,” Chem. Eng. J., 428, 132076 (2022). aEqual contribution [PDF] [DOI]
Sol Geo Lim, Jiyeong Jang, Jong-Won Lee, Minjun Cha, Jeasung Park, Michihiro Muraoka, Yoshitaka Yamamoto, Dohyun Moon, Ji-Ho Yoon*, “Azeotropic Clathrate: Compelling Similarity of CO2 and N2O Uptake in an Organic Crystalline Host,” Chem. Eng. J., 427, 131560 (2022). [PDF] [DOI] [Press release 1] [Press release 2] [Image]
Ji-Ho Yoon, Dongwon Lee, Jong-Won Lee*, “Spectroscopic Identification on CO2 Separation from CH4 + CO2 Gas Mixtures Using Hydroquinone Clathrate Formation,” Energies, 14, 4068 (2021). [PDF] [DOI]
Yesol Woo, Martín Pérez-Rodríguez, Jae Hak Jeong, Manuel M. Piñeiro*, Jong-Won Lee, Yongjae Lee, Sung-Hee Jung, Hyunjeong Kim, Satoshi Takeya, Yoshitaka Yamamoto, Ji-Ho Yoon*, “Extremely Slow Diffusion of Argon Atoms in Clathrate Cages: Implications for Gas Storage in Solid Materials,” ACS Sustain. Chem. Eng., 9, 7479–7488 (2021). [PDF] [DOI] Invited for Cover [Image1] [Image2] [Press release]
Jiyeong Jang, Sol Geo Lim, Jae Hak Jeong, Appu Vengattoor Raghu, Jong-Won Lee, Minjun Cha, Sanehiro Muromachi, Yoshitaka Yamamoto, Ji-Ho Yoon*, “Recovery of N2O: Energy-Efficient and Structure-Driven Clathrate-Based Greenhouse Gas Separation,” Environ. Sci. Technol., 55, 3909–3917 (2021). [PDF] [DOI] Invited for Cover [Image] [Press release 1] [Press release 2] [Image]
Sang Jun Yoon, Dongwon Lee, Ji-Ho Yoon*, Jong-Won Lee*, “High Selectivity for CO2 in Hydroquinone Clathrates Formed from Binary (CO + CO2) Gas Mixtures with Various Compositions,” Energy Fuels, 35, 2478–2484 (2021). [PDF] [DOI]
Sang Jun Yoon, Dongwon Lee, Ji-Ho Yoon*, Jong-Won Lee, “Guest Partitioning and High CO2 Selectivity in Hydroquinone Clathrates Formed from Ternary (CO + CO2 + H2) Gas Mixtures,” Energies, 13, 3591 (2020). [PDF] [DOI]
Jae Hak Jeong, Yesol Woo, Jiyeong Jang, Jinho Moon, Jang Guen Park, Sung-Hee Jung, Yoonah Bang, Yongjae Lee, Ji-Ho Yoon*, “Structural Stability and Guest Occupation Behavior of Gamma-Irradiated Argon-Loaded Hydroquinone Clathrates,” Rad. Phys. Chem., 174, 108982 (2020). [PDF] [DOI]
Sang Jun Yoon, Dongwon Lee, Ji-Ho Yoon*, Jong-Won Lee*, “Swapping and Enhancement of Guest Occupancies in Hydroquinone Clathrates Using CH4 and CO2,” Energy Fuels, 33, 6634–6640 (2019). [PDF] [DOI]
Ki Hun Park, Dawoon Jeong, Ji-Ho Yoon*, and Minjun Cha*, “Experimental Measurements of Phase Equilibria Conditions for Methane Hydrates containing Methanol/Ethylene Glycol and NH4Cl Solutions,” Fluid Phase Equilib., 493, 43–49 (2019). [PDF] [DOI]
Yesol Woo, Jae Hak Jeong, Jong-Won Lee, Jeasung Park, Minjun Cha, Dongseon Kim, Kyoungkeun Yoo, and Ji-Ho Yoon*, “Thermodynamic stability and formation kinetics of CHClF2 hydrates in the presence of NiCl2,” Chem. Eng. Sci., 202, 529–536 (2019). [PDF] [DOI] Invited for Front Cover [Image1] [Image2]
Burla Sai Kiran, Kandadai Sowjanya, Pinnelli S.R. Prasad, and Ji-Ho Yoon, “Experimental investigations on tetrahydrofuran – methane – water system: Rapid methane gas storage in hydrates,” Oil Gas Sci. Technol., 74, 12 (2019). [PDF] [DOI]
Yesol Woo, Changho Lee, Jae Hak Jeong, Dongseon Kim, Jong-Won Lee, Yoshitaka Yamamoto, Jeasung Park, Minjun Cha, and Ji-Ho Yoon*, “Clathrate hydrate formation in NaCl and MgCl2 brines at low pressure conditions,” Sep. Purif. Technol., 209, 56–64 (2019). [PDF] [DOI]
Jong-Won Lee, Seo Hee Lee, Sang Jun Yoon, Ji-Ho Yoon*, “Spectroscopic Studies on the Formation and Guest Behaviors of Hydroquinone Clathrate with Binary CO and H2 Gas Mixtures,” Energy Fuels, 32, 6863–6863 (2018). [PDF] [DOI]
Yesol Wooa, Byeong-Soo Kima, Jong-Won Lee, Jeasung Park, Minjun Cha, Satoshi Takeya, Junhyuck Im, Yongjae Lee, Tae-In Jeon, Hyeonhu Bae, Hoonkyung Lee*, Sang Soo Han, Byung Chul Yeo, Dongseon Kim, and Ji-Ho Yoon*, “Enhanced Hydrogen-Storage Capacity and Structural Stability of an Organic Clathrate Structure with Fullerene (C60) Guests and Lithium Doping,” Chem. Mater., 30, 3028–3039 (2018). aCo-first authors [PDF] [DOI]
Donghoon Shina, Jong-Won Leea, Yesol Woo, Minjun Cha, Yongjae Lee, Seen Ae Chae, Sun Ha Kim, Oc Hee Han*, and Ji-Ho Yoon*, “Role of Salts in Phase Transformation of Clathrate Hydrates under Brine Environments,” ACS Sustainable Chem. Eng., 6, 5003–5010 (2018). aCo-first authors [PDF] [DOI]
Jong-Won Lee, Seo Hee Lee, Sang Jun Yoon*, and Ji-Ho Yoon*, “Spectroscopic investigation, cage occupancy, and gas storage capacity of hydroquinone clathrates formed with H2S-N2 and COS-N2 binary gas mixtures,” Korean J. Chem. Eng., 34, 2710–2714 (2017). [PDF] [DOI]
Jong-Won Lee, Sang Jun Yoon*, Ji-Ho Yoon*, “Selective Recovery of H2S from Gas Mixtures Using a Hydroquinone Clathrate,” J. Chem. Eng. Data, 62, 2149–2154 (2017). [PDF] [DOI]
Donghoon Shina, Minjun Chaa, Youjeong Yang, Seunghyun Choi, Yesol Woo, Jong-Won Lee, Docheon Ahn, Junhyuck Im, Yongjae Lee, Oc Hee Han, and Ji-Ho Yoon*, “Temperature- and Pressure-Dependent Structural Transformation of Methane Hydrates in Salt Environments,” Geophys. Res. Lett., 44, 2129–2137 (2017). aCo-first authors [PDF] [DOI]
Youjeong Yang, Donghoon Shin, Seunghyun Choi, Yesol Woo, Jong-Won Lee, Dongseon Kim, Hee-Young Shin, Minjun Cha*, and Ji-Ho Yoon*, “Selective Encaging of N2O in N2O–N2 Binary Gas Hydrates via Hydrate-Based Gas Separation,” Environ. Sci. Technol., 51, 3550–3557 (2017). [PDF] [DOI]
Youjeong Yang, Donghoon Shin, Seunghyun Choi, Jong-Won Lee, Minjun Cha, Dongseon Kim, and Ji-Ho Yoon*, “Cage Occupancy and Stability of N2O-Encaged Structure I and II Clathrate Hydrates,” Energy Fuels, 30, 9628–9634 (2016). [PDF] [DOI]
Jong-Won Lee, Jeeban Poudel, Minjun Cha, Sang Jun Yoon, and Ji-Ho Yoon*, “Highly Selective CO2 Extraction from a Mixture of CO2 and H2 Gases Using Hydroquinone Clathrates,” Energy Fuels, 30, 7604–7609 (2016). [PDF] [DOI]
Jong-Won Lee, Pratik Dotel, Jeasung Park, and Ji-Ho Yoon*, “Separation of CO2 from Flue Gases Using Hydroquinone Clathrate Compounds,” Korean J. Chem. Eng., 32, 2507–2511 (2015). [PDF] [DOI]
Youngrok Seoa, Donghyun Moona, Changho Lee, Jeong-Woo Park, Byeong-Soo Kim, Gang-Woo Lee, Pratik Dotel, Jong-Won Lee, Minjun Cha, Ji-Ho Yoon*, “Equilibrium, Kinetics, and Spectroscopic Studies of SF6 Hydrate in NaCl Electrolyte Solution,” Environ. Sci. Technol., 49, 6045– 6050 (2015). aCo-first authors [PDF] [DOI]
Jong-Won Lee, Seong-Pil Kang, Ji-Ho Yoon*, “Competing Occupation of Guest Molecules in Hydroquinone Clathrates Formed from Binary C2H4 and CH4 Gas Mixtures,” J. Phys. Chem. C, 118, 7705– 7709 (2014). [PDF] [DOI]
Youngrok Seo, Sulki An, Jeong-Woo Park, Byeong-Soo Kim, Takeshi Komai, Ji-Ho Yoon*, “Occupation and Release Behavior of Guest Molecules in CH4, CO2, N2 and Acetone Mixture Hydrates: An in Situ Study by Raman Spectroscopy,” Ind. Eng. Chem. Res., 53, 6179–6184 (2014). [PDF] [DOI]
Jong-Won Lee, Seong-Pil Kang, Ji-Ho Yoon*, “Highly Selective Enclathration of Ethylene from Gas Mixtures,” J. Phys. Chem. C, 118, 6059–6063 (2014). [PDF] [DOI]
Yongmoon Lee, Jun-Sik Lee, Chi-Chang Kao, Ji-Ho Yoon, Thomas Vogt, and Yongjae Lee*, “Role of Cation-Water Disorder During Cation Exchange in Small-Pore Zeolite Sodium Natrolite,” J. Phys. Chem. C, 117, 16119–16126 (2013). [PDF] [DOI]
Byeong-Soo Kim, Yongjae Lee, and Ji-Ho Yoon*, “Pressure-Dependent Release of Guest Molecules Structural Transitions in Hydroquinone Clathrate,” J. Phys. Chem. B, 117, 7621–7625 (2013). [PDF] [DOI]
Jeong-Woo Park, Sulki An, Youngrok Seo, Byeong-Soo Kim, and Ji-Ho Yoon*, “Temperature-Dependent Release of Guest Molecules and Structural Transformation of Hydroquinone Clathrates,” J. Phys. Chem. C , 117, 7623–7627 (2013). [PDF] [DOI]
Yun-Je Lee, Taro Kawamura, Yoshitaka Yamamoto, and Ji-Ho Yoon*, “Phase Equilibrium Studies of Tetrahydrofuran (THF) + CH4, THF + CO2, CH4 + CO2, and THF + CO2 + CH4 Hydrates,” J. Chem. Eng. Data, 57, 3543 (2012). [PDF] [DOI]
Ji-Ho Yoon*, “A Theoretical Prediction of Cage Occupancy and Heat of Dissociation of THF–CH4 Hydrate,” Korean J. Chem. Eng., 29, 1670 (2012). [PDF] [DOI]
Kyu Won Han, Yun-Je Lee, Jin Seok Jang, Tae-In Jeon, Jeasung Park, Taro Kawamura, Yoshitaka Yamamoto, Takeshi Sugahara, Thomas Vogt, Jong-Won Lee, Yongjae Lee, and Ji-Ho Yoon*, “Fast and Reversible Hydrogen Storage in Channel Cages of Hydroquinone Clathrate,” Chem. Phys. Lett., 546, 120 (2012). [PDF] [DOI]
Hyeong-Hoon Lee, Sook-Hyun Ahn, Byong-Uk Nam, Byeong-Soo Kim, Gang-Woo Lee, Donghyun Moon, Hyung Joon Shin, Kyu Won Han, and Ji-Ho Yoon*, “Thermodynamic Stability, Spectroscopic Identification, and Gas Storage Capacity of CO2–CH4–N2 Mixture Gas Hydrates: Implications for Landfill Gas Hydrates,” Environ. Sci. Technol., 46, 4184 (2012). [PDF] [DOI]
Byong-Uk Nam, Byeong-Soo Kim, Hyeong-Hoon Lee, and Ji-Ho Yoon*, “Structural Transformation and Guest Dynamics of Methanol-Loaded Hydroquinone Clathrate Observed by Temperature-Dependent Raman Spectroscopy,” J. Phys. Chem. A, 116, 2435 (2012). [PDF] [DOI]
Jong-Won Lee, Ki Jong Choi, Yongjae Lee, and Ji-Ho Yoon*, “Spectroscopic Identification and Conversion Rate of Gaseous Guest-loaded Hydroquinone Clathrates,” Chem. Phys. Lett., 528, 34 (2012). [PDF] [DOI]
Dan Liu, Donghoon Seoung, Yongmoon Lee, Zhenxian Liu, Jong-Won Lee, Ji-Ho Yoon, and Yongjae Lee*, “High-Pressure Spectroscopic Study of Hydrous and Anhydrous Cs-Exchanged Natrolites,” J. Phys. Chem. C, 116, 2159 (2012). [PDF] [DOI]
Jong-Won Lee and Ji-Ho Yoon*, “Preferential Occupation of CO2 Molecules in Hydroquinone Clathrates Formed from CO2/N2 Gas Mixtures,” J. Phys. Chem. C, 115, 22647 (2011). [PDF] [DOI]
Y.-J. Lee, K. W. Han, J. S. Jang, T.-I. Jeon, J. Park, T. Kawamura, Y. Yamamoto, T. Sugahara, T. Vogt, J.-W. Lee, Y. Lee, J.-H. Yoon*, “Selective CO2 Trapping in Guest-Free Hydroquinone Clathrate Prepared by Gas-Phase Synthesis,” ChemPhysChem, 12, 1056 (2011). [PDF] [DOI]
E. S. Lee, K. W. Han, J.-H. Yoon*, T.-I. Jeon*, “Probing Structural Transition and Guest Dynamics of Hydroquinone Clathrates by Temperature-Dependent Terahertz Time-Domain Spectroscopy,” J. Phys. Chem. A, 115, 35 (2011). *Co-corresponding authors [PDF] [DOI]
J.-W. Lee, Y. Lee, S. Takeya, T. Kawamura, Y. Yamamoto, Y.-J. Lee, J.-H. Yoon*, “Gas-Phase Synthesis and Characterization of CH4-loaded Hydroquinone Clathrates,” J. Phys. Chem. B, 114, 3254 (2010). [PDF] [DOI]
H. J. Shin, Y.-J. Lee, J.-H. Im, K. W. Han, J.-W. Lee, Y. Lee, J. D. Lee, W.-Y. Jang and J.-H. Yoon*, “Thermodynamic Stability, Spectroscopic Identification and Cage Occupation of Binary CO2 Clathrate Hydrates,” Chem. Eng. Sci., 64, 5125 (2009). [PDF] [DOI]
Y. Lee , J.-W. Lee, H.-H. Lee, D.-R. Lee, C.-C. Kao, T. Kawamura, Y. Yamamoto and J.-H. Yoon*, “High Pressure Investigation of a-form and CH4-loaded a-form of Hydroquinone Compounds,” J. Chem. Phys., 130, 124511 (2009). [PDF] [DOI]
J.-H. Yoon*, Y.-J. Lee, J. Park, T. Kawamura, Y. Yamamoto, T. Komai, S. Takeya, S. S. Han, J.-W. Lee, and Y. Lee, “Hydrogen Molecules Trapped in Interstitial Host Channels of a-Hydroquinone,” ChemPhysChem, 10, 352 (2009). [PDF] [DOI]
J. S. Jang, T.-I. Jeon,* Y.-J. Lee, J.-H. Yoon*, and Y. Lee, “Characterization of a-Hydroquinone and b-Hydroquinone Clathrates by THz Time-Domain Spectroscopy,” Chem. Phys. Lett., 468, 37 (2009). *Co-corresponding authors [PDF] [DOI]
J.-H. Yoon, J. Han, J. Park, S. Choi, S.-H. Yeon, and H. Lee*, “Spectroscopic Identification, Thermodynamic Stability and Molecular Composition of Hydrogen and 1,4-Dioxane Binary Clathrate Hydrate,” J. Phys. Chem. Solid, 69, 1432 (2008). [PDF] [DOI]
J.-I. Baek, J.-H. Yoon*, S.-H. Lee and C. K. Ryu, “Removal of Vapor-Phase Elemental Mercury by Oil-Fired Fly Ashes,” Ind. Eng. Chem. Res., 46, 1390 (2007). [PDF] [DOI]
J.-H. Yoon*, T. Kawamura, M. Ohtake, S. Takeya, T. Komai, Y. Yamamoto*, H. Emi, M. Kohara, S. Tanaka, O. Takano, and K. Uchida, “Highly Selective Encaging of Carbon Dioxide Molecules in the Mixed Carbon Dioxide and Nitrogen Hydrate at Low Temperatures,” J. Phys. Chem. B, 110, 17595 (2006). *Co-corresponding authors [PDF] [DOI]
T. Kawamura, Y. Sakamoto, M. Ohtake, Y. Yamamoto*, T. Komai, H. Haneda, J.-H. Yoon and K. Ohga, “Dissociation Behavior of Pellet Shaped Mixed Gas Hydrate Samples that Contain Propane as a Guest,” Energy Convers. Manage., 47, 2491 (2006). [PDF] [DOI]
T. Kawamura, Y. Sakamoto, M. Ohtake, Y. Yamamoto*, H. Haneda, J.-H. Yoon and T. Komai, “Dissociation Behavior of Hydrate Core Sample Using Thermodynamic Inhibitor,” Intern. J. Offshore Polar Eng., 16, 5 (2006). [PDF]
T. Kawamura, Y. Sakamoto, M. Ohtake, Y. Yamamoto*, T. Komai, H. Haneda and J.-H. Yoon, “Dissociation Behavior of Pellet-Shaped Methane Hydrate in Ethylene Glycol and Silicone Oil. Part 1: Dissociation above Ice Point,” Ind. Eng. Chem. Res., 45, 360 (2006). [PDF] [DOI]
J.-H. Yoon*, T. Kawamura, S. Takeya, S. Jin, Y. Yamamoto, T. Komai, M. Takahashi, A. V. Nawaby and Y. P. Handa*, “Probing Fickian and Non-Fickian Diffusion of CO2 in Poly(methyl methacrylate) Using In Situ Raman Spectroscopy and Microfocus X-Ray Computed Tomography,” Macromolecules, 37, 9302 (2004). *Co-corresponding authors [PDF] [DOI]
T. Komai*, S.-P. Kang, J.-H. Yoon*, Y. Yamamoto, T. Kawamura and M. Ohtake “In Situ Raman Spectroscopy Investigation on Dissociation of Methane Hydrate at Temperatures Just Below the Ice Point,” J. Phys. Chem. B, 108, 8062 (2004). *Co-corresponding authors [PDF] [DOI]
J.-H. Yoon*, Y. Yamamoto, T. Komai and T. Kawamura “Transformation of Methane Hydrate to Carbon Dioxide Hydrate: In Situ Raman Spectroscopic Observations,” J. Phys. Chem. A, 108, 5057 (2004). [PDF] [DOI]
J.-H. Yoon*, Y. Yamamoto, T. Komai and T. Kawamura “PSRK Method for Gas Hydrate Equilibria: I. Simple and Mixed Hydrates,” AIChE J., 50, 203 (2004). [PDF] [DOI]
J.-H. Yoon*, J.-I. Baek, Y. Yamamoto, T. Komai and T. Kawamura “Kinetics of Removal of Carbon Dioxide by Aqueous 2-Amino-2-methyl-1,3-propanediol,” Chem. Eng. Sci., 58, 5229 (2003). [PDF] [DOI]
Y. Yamamoto*, T. Komai, J.-H. Yoon, S.-P. Kang, S. Okita and T. Kawamura “Removal of Hydrogen Sulfide from Gas Mixture by Hydrate Formation,” J. Chem. Eng. Jpn., 36, 971 (2003). [PDF] [DOI]
R. K. Chauhan, S. J. Yoon, H. Lee*, J.-H. Yoon, J.-G. Shim, G.-C. Song and H.-M. Eum “Solubilities of Carbon Dioxide in Aqueous Solutions of Triisopropanolamine,” Fluid Phase Equil., 208, 239 (2003). [PDF] [DOI]
T. Kawamura*, K. Ohga, K. Higuchi, J.-H. Yoon, Y. Yamamoto, T. Komai and H. Haneda, “Dissociation Behavior of Pellet-Shaped Methane–Ethane Mixed Gas Hydrate Samples,” Energy & Fuels, 17, 614 (2003). [PDF] [DOI]
J.-H. Yoon*, Y. Yamamoto, T. Komai, H. Haneda and T. Kawamura “Rigorous Approach to the Prediction of the Heat of Dissociation of Gas Hydrates,” Ind. Eng. Chem. Res., 42, 1111 (2003). [PDF] [DOI]
J.-Y. Park, S. J. Yoon, H. Lee*, J.-H. Yoon, J.-G. Shim, J. K Lee, B.-Y. Min, H.-M. Eum and M. C. Kang “Solubility of Carbon Dioxide in Aqueous Solutions of 2-Amino-2-ethyl-1,3-propanediol,” Fluid Phase Equil., 202, 359 (2002). [PDF] [DOI]
S. J. Yoon, H. Lee*, J.-H. Yoon, J.-G. Shim, J. K Lee, B.-Y. Min and H.-M. Eum “Kinetics of Absorption of Carbon Dioxide into Aqueous 2-Amino-2-ethyl-1,3-propanediol Solutions,” Ind. Eng. Chem. Res., 41, 3651 (2002). [PDF] [DOI]
J.-Y. Park, S. J. Yoon, H. Lee*, J.-H. Yoon, J.-G. Shim, J. K Lee, B.-Y. Min and H.-M. Eum “Density, Viscosity, and Solubility of CO2 in Aqueous Solutions of 2-Amino-2-hydroxymethyl-1,3-propanediol,” J. Chem. Eng. Data, 47, 970 (2002). [PDF] [DOI]
J.-H. Yoon, M.-K. Chun and H. Lee* “Generalized Model for Predicting Phase Behavior of Clathrate Hydrate,” AIChE J., 48, 1317 (2002). [PDF] [DOI]
S. J. Yoon, H.-S. Lee, H. Lee*, J.-I. Baek, J.-H. Yoon and H.-M. Eum “Densities, Viscosities, and Surface Tensions of Aqueous 2-Amino-2-ethyl-1,3-propanediol Solutions,” J. Chem. Eng. Data, 47, 30 (2002). [PDF] [DOI]
Y.-T. Seo, J.-H. Yoon and H. Lee* “Hydrate Phase Equilibria of the Carbon Dioxide, Methane, and Water System,” J. Chem. Eng. Data, 46, 381 (2001). [PDF] [DOI]
J.-I. Baek, J.-H. Yoon* and H.-M. Eum “Physical and Thermodynamic Properties of Aqueous 2-Amino-2-methyl-1,3-propanediol Solutions,” Int. J. Thermophys., 21, 1175 (2000). [PDF] [DOI]
J.-I. Baek, J.-H. Yoon* and H.-M. Eum “Prediction of Equilibrium Solubility of Carbon Dioxide in Aqueous 2-Amino-2-methyl-1,3-propanediol Solutions,” Korean J. Chem. Eng., 17, 484 (2000). [PDF] [DOI]
J.-I. Baek and J.-H. Yoon*, “Solubility of Carbon Dioxide in Aqueous Solutions of 2-Amino-2-methyl-1,3-propanediol,” J. Chem. Eng. Data, 43, 635 (1998). [PDF] [DOI]
S.-P. Kang, J.-H. Yoon and H. Lee*, “Clathrate Phase Behavior of the Phenol-Methane, Phenol-Carbon Dioxide and Phenol-Nitrogen Systems,” Fluid Phase Equil., 137, 265 (1997). [PDF] [DOI]
J.-H. Yoon and H. Lee*, “Clathrate Phase Equilibria for the Water-Phenol-Carbon Dioxide System,” AIChE J., 43, 1884 (1997). [PDF] [DOI]
J.-H. Song, S.-B. Park, J.-H. Yoon, H. Lee* and K.-H. Lee, “Solubility of Carbon Dioxide in Monoethanolamine + Ethylene Glycol + Water and Monoethanolamine + Poly(ethylene glycol) + Water at 333.2 K,” J. Chem. Eng. Data, 42, 143 (1997). [PDF] [DOI]
S.-W. Park, J.-H. Yoon and H. Lee*, “Destruction of CFC113 in Supercritical and Subcritical Water,” Korean J. Chem. Eng., 13, 640 (1996). [PDF] [DOI]
J.-H. Song, S.-B. Park, J.-H. Yoon, H. Lee* and K.-H. Lee, “Densities and Viscosities of Monoethanolamine + Ethylene Glycol + Water,” J. Chem. Eng. Data, 41, 1152 (1996). [PDF] [DOI]
M.-K. Chun, J.-H. Yoon and H. Lee*, “Clathrate Phase Equilibria for the Water + Deuterium Oxide + Carbon Dioxide and Water + Deuterium Oxide + Chlorodifluoromethane (R22) Systems,” J. Chem. Eng. Data, 41, 1114 (1996). [PDF] [DOI]
J.-H. Song, J.-H. Yoon, H. Lee* and K.-H. Lee, “Solubility of Carbon Dioxide in Monoethanolamine + Ethylene Glycol + Water and Monoethanolamine + Poly(ethylene glycol) + Water,” J. Chem. Eng. Data, 41, 497 (1996). [PDF] [DOI]
J.-H. Yoon, H. Lee* and B. H. Chung, “High Pressure Phase Equilibria for the Carbon Dioxide-Ethanol-Water System,” Fluid Phase Equil., 102, 287 (1994). [PDF] [DOI]
J.-S. Kim, J.-H. Yoon and H. Lee*, “High-Pressure Phase Equilibria for Carbon Dioxide-2-Methyl-2-propanol and Carbon Dioxide-2-Methyl-2-propanol-Water: Measurement and Prediction,” Fluid Phase Equil., 101, 237 (1994). [PDF] [DOI]
J.-H. Yoon, M.-K. Chun, W.-H. Hong and H. Lee*, “High-Pressure Phase Equilibria for Carbon Dioxide-Methanol-Water System: Experimental Data and Critical Evaluation of Mixing Rules,” Ind. Eng. Chem. Res., 32, 2881 (1993). [PDF] [DOI]
J.-H. Yoon, H.-S. Lee and H. Lee*, “Solubilities of 2,4-Dichloro-1-naphthol in Supercritical Fluid State,” J. Chem. Thermodynamics, 25, 193 (1993). [PDF] [DOI]
J.-H. Yoon, H.-S. Lee and H. Lee*, “High-Pressure Vapor-Liquid Equilibria for Carbon Dioxide + Methanol, Carbon Dioxide + Ethanol, and Carbon Dioxide + Methanol + Ethanol,” J. Chem. Eng. Data, 38, 53 (1993). [PDF] [DOI]
H. Lee*, W.-H. Hong, J.-H. Yoon, K.-M. Song, S.-S. Kwak and J.-R. Liu, “Extraction of Indole Alkaloids from Catharanthus Roseus by Using Supercritical Carbon Dioxide,” Biotech.. Tech., 6, 127 (1992). [PDF] [DOI]
H.-S. Lee, J.-H. Yoon and H. Lee*, “Vapor-Liquid Equilibria for Water-Ethylene Glycol, Methanol-Ethylene Glycol, and Pentanol-Ethylene Glycol,” Korean Chem. Eng. Res. (HWAHAK KONGHAK), 30, 553–558 (1992). [PDF]
Patents
“Method for Storage and Use of Oxygen Using Organic Clathrates,” PCT (International Patent), filed (10/14/2025), Application No. PCT/KR2025/016107.
“Method for Removal of Contaminants on the Surface of Gas Hydrates,” Korean Patent, filed (11/21/2024), Application No. 10-2024-0167785.
“Method for Storage and Use of Oxygen Using Organic Clathrates,” Korean Patent, filed (11/19/2024), Application No. 10-2024-0165072.
“Method for Solidified Storage of Ship-Emitted CO2 Gas Using Organic Clathrates,” Korean Patent 2,872,883 (2025). [PDF]
“Method for synthesis of Hydroquinone Clathrate Pellets,” Korean Patent 2,538,945 (2023). [PDF]
“Method for Selective Separation of N2O and N2 mixture gases by Hydroquinone Clathrates,” Korean Patent 2,499,304 (2023). [PDF]
“Method of Storing Small Gases by Hydroquinone-Resorcinol Hybrid Clathrates,” Korean Patent 2,107,929 (2020). [PDF]
“Method of Synthesizing Hydroquinone Clathrates for Radioisotope Tracers,” Korean Patent 2,087,906 (2020). [PDF]
“Method of Concentrating Gaseous Carbon Dioxide and Method of Separating Gaseous Carbon Dioxide Using Low Temperature Gas Hydrate,” Japanese Patent 4,296,265 (2009). [PDF]
“Method for Preparing Cerium Carbonate Nano Powder,” Korean Patent 815,051 (2008). [PDF]
“Method for Preparing Cerium Oxide Nano Powder,” Korean Patent 815,050 (2008). [PDF]
“Method for Preparing Cerium Oxide,” Korean Patent 787,346 (2007). [PDF]
“Method for Concentrating Organic Silicate Polymerite Solution,” Korean Patent 785,221 (2007). [PDF]
“Absorbent for Separating Carbon Dioxide from Gas Mixture,” Korean Patent 418,627 (2004). [PDF]
“Absorbent and Method for Separating Acid Gas from Gas Mixture,” Korean Patent 375,024 (2003). [PDF]
“Pressure Swing Adsorption System for CO2 Recovery Using Activated Carbon and Zeolite,” Korean Patent 340,764 (2002). [PDF]
“Method of Separating Phenol from Highly Concentrated Phenol Solution,” Korean Patent 158,433 (1998). [PDF]
“Method and Apparatus for Separating Taxol-Related Compounds from Yew Tree” Korean Patent 158,429 (1998). [PDF]
“Method of Separating Phenol from Highly Concentrated Phenol Solution,” US Patent 5,672,775 (1997). [PDF]