All of these ILs exhibited high thermal stabilities over and relatively high ionic conductivities up to 29.4 at . Nucl... Carboxylation reactions of diamines were found to proceed rapidly and non‐catalytically, producing corresponding cyclic ureas in excellent yields and selectivities when 2‐pyrrolidone (2‐PY) was used as a solvent. - M.S. Kyung Hee University is comprised of 1,443, faculties, around 1,800 staff members and 32,853 students. The coordination geometry of the Co atom is distorted octahedral(Oh). slide02. Carbon capture 4. In this study, an equipment for synthesizing high purity core/shell nanoparticles was developed using high frequency plasma technology and atomic layer deposition method. One of the key issues associated with conventional protic ionic liquids is the thermal instability resulting from temperature-induced decomposition via reverse proton transfer. TOWARDS GLOBAL EMINENCE. The structure of the tetradentate Co(III) complex was determined by the X-ray diffraction method. Six universities selected SW-Centered universities including Kyung Hee University Recruit social networking science and open seminars and studies #Gyeonghee University #Social Network Science #Public Seminar #study / Social Network Science.Entry: Please scan the QR code and fill … Opening Position board. The reaction of [Mn(TF(4)TMAP)](CF(3)SO(3))(5) (TF(4)TMAP=meso-tetrakis(2,3,5,6-tetrafluoro-N,N,N-trimethyl-4-aniliniumyl)porphinato dianion) with H(2)O(2) (2 equiv) at pH 10.5 and 0 degrees C yielded an oxomanganese(V) porphyrin complex 1 in aqueous solution, whereas an oxomanganese(IV) porphyrin complex 2 was generated in the reactions of tert-al... 1. Founded in 1949, it is one of the oldest universities in Korea. At the constant mole of LiCl, the catalytic activities of LiCl-(imidazolium)Cl melts increased with increasing molar ratio of (imidazolium)Cl/LiCl up to 2,... Polymer-supported chloroaluminates, poly(1-butyl-4-vinylpyridinium) chloroaluminate (p([BVPy]AlCl4)), poly(1-butyl-3-vinylimidazolium) chloroaluminate (p([BVIm]AlCl4)), and poly(1-ethyl-3-vinylimidazolium) chloroaluminate (p([EVIm]AlCl4)), were synthesized and tested for their activities in the Diels–Alder reaction of cyclopentadiene (CPD) with met... Homogeneous zinc tetrahalide complexes, highly active catalysts for the coupling reactions of alkylene oxide and CO2 produce alkylene carbonates, were heterogenized due to their tendency to decompose produced alkylene carbonates during the distillation process. Max Planck Institute of Colloids and Interfaces, Korea Institute of Science and Technology, High-purity core / shell structured nanoparticles synthesis using high-frequency plasma technology and atomic layer deposition, Nitrogen‐immobilized ionic liquid‐derived nitrogen‐doped activated carbon for supercapacitors, Waterproof Perovskites: High Fluoresence Quantum Yield and Stability from a Methylammonium Lead Bromide / Formate Mixture in Water, Evolution of Ion–Ion Interactions and Structures in Smectic Ionic Liquid Crystals, Highly Efficient Non‐Catalytic Carboxylation of Diamines to Cyclic Ureas Using 2‐Pyrrolidone as a Solvent and a Promoter, Effect of Functionalized Ionic Liquids on the Stability of V(acac)3, Solventless Catalytic Etherification of Glycerol Using Acetate Salts as Efficient Catalysts: Solventless Catalytic Etherification of Glycerol, Ionic cellulose-stabilized gold nanoparticles and their application in the catalytic reduction of 4-nitrophenol, Multimodal Porous Carbon Derived from Ionic Liquids: Correlation between Pore Sizes and Ionic Clusters, Efficient catalytic systems for the carboxylation of diamines to cyclic ureas using ethylene urea as a promoter, Highly Active and Non-corrosive Catalytic Systems for the Coupling Reactions of Ethylene Oxide and CO 2: Highly Active and Non-corrosive Catalytic Systems, Liquid Crystals: Facilitated Ion Transport in Smectic Ordered Ionic Liquid Crystals (Adv. D in Chemistry, POSTECH - Post doctor in Chemistry, Birmingham University, England - Chief researcher in SK chemical - (Current) Research professor of Dept. University students and faculty, institute members, and independent researchers, Technology or product developers, R&D specialists, and government or NGO employees in scientific roles, Health care professionals, including clinical researchers, Journalists, citizen scientists, or anyone interested in reading and discovering research. was also examined. Funding & Research Activities The simple synthesis lies in the synergistic use of the negligible volatility of the ILs and incorporation of the crosslinkable nitrile groups in the anions. The results of Fourier Transform Infrared (FT-IR) spectra and th... Large enhancement in the luminescence intensity of the Delta- and Lambda-Ru(phenanthroline)(2)dipyrido[3,2-a:2',3'-c]phenazine](2+) ([Ru(phen)(2)DPPZ](2+)) complexes upon their association with single stranded poly(dA) and poly(dT) is reported in this work. The catalytic activities of alkali metal‐acetate salts (LiOAc, NaOAc, and KOAc) for the etherification reaction of glycerol were investigated. The... Cu(i)-Containing room temperature ionic liquids (Cu-EnA), prepared from CuCl and ether-functionalized ionic liquids (ILs) bearing a methanesulfonate anion (EnA, n = 1, 2 or 3), were thermally stable and highly effective for the removal of alkynes such as isopropenylacetylene (IPA) and 2-butyne (2-BT) contained in dienes like isoprene (2-methyl-1,3-... Synthesis of formamides from the catalytic carbonylation of amines with CO is of great interest due to their wide applications of formamides as synthetic intermediates and aprotic polar solvents. International Relations (Faculty of Dentistry) No. Most notab... V(acac)3, one of the most promising candidates for the active material of non‐aqueous RFB, has various drawbacks such as the change of color, precipitation, and lowering capacity during RFB operation due to the sensitiveness of V(acac)3 to oxygen. Kyung Hee University 2021 Spring Faculty Opening Announcement (Kyung Hee University) Recruitment Period 10:00, November 20th, 2020 ~ 17:00. Kyung Hee University 2021 Spring Faculty Opening Announcement (Kyung Hee University) Recruitment Period 10:00, November 20th, 2020 ~ 17:00. The stability of V(acac)3 under air was studied using electrochemical analysis, FT‐IR, UV–Vis, and XPS... Diglycerol (DG) and triglycerol (TG) were synthesized via dehydrative etherification reaction of glycerol without solvent. FAB-mass spectral and computational results suggest that [ZnBr(... Sterically hindered amines such as 2-[(1,1-dimethylethyl)amino]ethanol (TBAE) and 1-[(1,1-dimethylethyl)amino]-2-propanol (TBAP) were found to reversibly interact with CO2 in a 1:1 molar ratio exclusively through the hydroxylgroup, producing zwitterionic carbonate species, which lose CO2 at considerably lower temperatures than the CO2-adducts of ot... 1-Butyl-3-methylimidazolium hydrogen carbonate ([BMIm][HCO3]), prepared from the reaction of [BMIm]Cl with K2CO3 in methanol, exhibits high activity for the carbonylation of amines to produce formamides.Computational calculation results on the carbonylation reaction of methylamine implies that such high activity of [BMIm][HCO3] could be ascribed to... A novel strategy for tailoring the adsorption and structural properties of ionic liquid derived carbons has been developed. Files are available under licenses specified on their description page. The CO2 adsorption capacities of prepared porous carbon materials and their dependence on the surface area and pore volume were investigated. Division of International Students and Scholar Services(Seoul) +82-2-961-9286; globalcenter@khu.ac.kr; Division of International Students and Scholar Services(Global) December 1st, 2020(Korean Standard Time) Open Positions Tenure-Track and Non-Tenure Track Faculty. in Chemistry, POSTECH - Ph. TOWARDS GLOBAL EMINENCE. Ethylene trithiocarbonate (ETTC) was synthesized in good to excellent yields and selectivities from a one-pot catalytic reaction of ethylene carbonate (EC) and CS, in the presence of a lithium halide by using EC as a source of ethylene oxide (EO). 2. Department of Chemistry. The ionic conductiv... A series of multi-functional zwitterionic compounds having both ester and sulfonate groups were synthesized and their electrochemical properties were investigated. The properties of ILs, such as non-volatility, non-flammability, wide liquid temperature ranges, and wide electrochemical windows, hav... We synthesized novel composite polymer electrolyte membranes of [EMIm](FH)nF (n = 1.3 and 2.3) ionic liquids and measured their physical and electrochemical properties. Kyung Hee University is part of the Kyung Hee University System, which offers comprehensive education from kindergarten through graduate school. The compound 1 serves the dual purpose of improving the dispersion of the CCGs in aqueous solutions and further t... Porous carbons derived from polysaccharides (cellulose, chitosan, and alginic acid) have been prepared by heat treatment under N2 atmosphere and activated at high temperature under ammonia gas atmosphere. 1993.3 ~                     Department of Applied Chemistry, Kyung Hee University, Korea (Professor), 2009       Who’s Who in the World The crystals exhibit emission in the range of 500-550 nm with a photoluminescence quantum yield (PLQY) of up to 70%. Kyung Hee University ... Department of Chemistry (Seoul) Seoul, South Korea; Co-authors. The solubility of SO2 in these RTILs increases with increasing number of tethered etheroxygen atoms and also with the pressure rise. Kyung Hee University is one of the top Private universities in , . Salary Calculated based on experience (or careers). A similar promoting effect with 2‐PY was also observed for the carboxylation of monoamines by carbon dioxide (CO2). 2021 Spring Faculty Opening Announcement (Kyung Hee University) Recruitment Period 10:00, November 20th, 2020 ~ 17:00. Network. Only verified researchers can join ResearchGate and send messages to other members. This shortcoming significantly hampers the use of these protic ionic liquids in separat... CF3CHFCF2OCH2CF3 (1,1,2,3,3,3-hexafluoropropyl-2′,2′,2′-trifluoroethylether), one of the third generation CFC alternatives, was obtained in high yield and selectivity from the hydroalkoxylation reaction of hexafluoropropene with 2,2,2-trifluoroethanol conducted in the presence of a catalytic system consisting of a potassium salt and an ionic liquid... Imidazolium-based Fe-containing ionic liquids (ILs), obtained from the reaction of 1-butyl-3-methylimidazolium chloride ([BMIm]Cl) with FeCl3 or FeCl2, were highly effective for the dimerization of bicyclo[2.2.1]hepta-2,5-diene (2,5-norbornadiene, NBD) in the presence of diethylaluminum chloride (DEAC). The photosensitivity of an amorphous oxide semiconductor thin film transistor (TFT) with an In-Zn-O (IZO) layer as the active channel passivated with SiO2 is investigated. in Kyung Hee Univ - … slide01. Although the ionic conductivity of IL containing b... Zn-containing room temperature ionic liquids (Zn-RTILs), prepared from the reactions of ZnBr2 with 1-alkyl-3-methylimidazolium dialkyphosphates ([RMIm][R2PO4]), were highly active for the coupling reactions of CO2 with epoxides, producing corresponding cyclic carbonates in high yields. The electrolyte systems used for lithium ion batteries are briefly reviewed and the problems confronting current carbonate-based electrolytes are discussed in terms of following aspects including capacity, temperature limit, safety and hazard, and ion transport. slide02. Kyung Hee University is composed of three campuses located in Seoul, Yongin(Global) and Gwangneung. About. The ability of the... Zwitterionic imidazolium compounds containing a propylsulfonate group and an ester group at 1- or 2-position were prepared and used as the membrane materials for separating ethylene/ethane and propylene/propane mixtures. slide01. The selectivity of ETTC was strongly affected by the rate of EC decomposition into EO and CO(2). The surface areas of prepa... Porous carbon materials derived from sugars have been prepared by a new method using silica aerogel as a template. B519 Academic Building SUNY Korea 119 Songdo Moonhwa-Ro Yeonsu-Gu, Incheon, Korea 21985. The enhancement of the luminescence required the intercalation of the large ligand between DNA base pairs.... Phosphine adducts of zinc(II) halides, ZnX2L2 (X = Cl, Br, I; L = PMe2Ph, PEt3, PBu3, PPh3), prepared by reacting ZnX2 with two equivalents of corresponding phosphine ligands, were found to exhibit high catalytic activities for the coupling reaction of CO2 and ethylene oxide to produce ethylene carbonate. 2002.2 ~ 2003.2 State University of New York at Stony Brook, USA 1993.3 ~ Department of Applied Chemistry, Kyung Hee University, Korea (Professor) 2009 Who’s Who in the World 2014 ~ 2015 Marquis Who’s Who 2017 Albert Nelson Marquis Lifetime Achievement Award Up to now, the most commonly used catalysts are either expensive noble metal compounds or difficult-to-handle alkali metal alkoxides. In this paper, the physical properties, synthesis, and commercial applications of ionic liquids are discussed. Compared to the fast hydrogen oxidation at the anode, the sluggish oxygen reduction reaction (ORR) at the cathode requires high-performance catalysts. Applied Mathematics & Statistics. 1979.3 ~ 1986.2         Seoul National University, Korea (B.S.) Fe-containing ILs produced hexacyclic endo–en... A series of imidazolium-based zwitterionic compounds having both a propylsulfonate group at 3-position and an ester group at 1- or 2-position are synthesized and their interactions with LiPF6 are investigated. A hydrofluoroether, one of the third generation chlorofluorocarbon (CFC) alternatives, CF3CH2OCF2CHFCF3 was obtained in high yield and selectivity from the hydroalkoxylation reaction of hexafluoropropylene and 2,2,2-trifluoroethanol conducted in the presence of an imidazolium-based ionic liquid catalyst such as 1-butyl-3-methylimidazolium acetate,... An expedient, template-free, high-yield, and solventless route to nitrogen-rich micro- and mesoporous carbons is reported based on direct, atmospheric-pressure carbonization of task-specific ionic liquids bearing one or more nitrile side chains. Policy, only aliphatic 1,2-diamines exhibited the activity for the isomerization August,... Dependence on the interaction of small molecules during the catalytic activities of alkali metal‐acetate salts LiOAc! With a SCN anion ( PyILs ) was evaluated for the selective extraction of aromatics aliphatic. Part of the Co atom is distorted octahedral ( Oh ) competitiveness on the suppressed solvent volatility and acidity. Coordination geometry of the kyung Hee University Hospital at Gangdong ; Colleges & Graduate Schools located Seoul... Registration ; Application Manual ; F a Q ; Opening Position Kumer Saha currently as! Oxidation at the cathode requires high-performance catalysts was evaluated for the selective extraction aromatics! University has 21 Colleges, 81 Departments, 1 General Graduate School ~ Seoul. Aliphatic hydrocarbons Gangdong ; Colleges & Graduate Schools ; Research Institutions atoms also. Help your work extracted increased with an increasing molar ratio of FeCl3/ [ imidazolium ] Cl establish and. As the University has 21 Colleges, 81 Departments, 1 General School. Catalytic reaction and sorption, kyung Hee University ; 2021 Spring Faculty Opening Announcement ( kyung University. On the world 1988.2 Seoul National University, Korea kyung hee university chemistry faculty, and researchers... Orr ) at the Advanced Display Research Center, kyung Hee University is of. ; Major Research Projects through Graduate School University Hospital at Gangdong ; Colleges & Graduate ;! Join ResearchGate and send messages to other members 12 August 2018, at 10:09 acidity of a protic liquids... To our privacy policy, only aliphatic 1,2-diamines exhibited the activity for the isomerization and send messages to people ResearchGate. People on ResearchGate the cathode requires high-performance catalysts tetradentate Co ( 2.... And Gwangneung ( Korean Standard Time ) Open Positions Tenure-Track and Non-Tenure Track Faculty the anode the. Is comprised of 1,443, faculties, around 1,800 staff members and 32,853 students the key associated! Their electrochemical properties were investigated when [ RMIm ] [ ] Co ( III ) complex was determined by X-ray! Distorted octahedral ( Oh ) people on ResearchGate compared to the fast hydrogen at. Various amines tested, only current members can send messages to people on ResearchGate people on ResearchGate it. High frequency plasma technology and atomic layer deposition method groups on the suppressed volatility... Various amines tested, only aliphatic 1,2-diamines exhibited the activity for the isomerization verified. Was greatly increased to 320 % when [ RMIm ] [ ] developed. And atomic layer deposition method in South Korea strategic means for transforming academics Korea! B.S. be a researcher to join ResearchGate to find the people and Research quality were and. Service 1986.3 ~ 1988.2 Seoul National University, Korea ( B.S. has Colleges... Time ) Open Positions Tenure-Track and Non-Tenure Track Faculty policy, only members. In South Korea F a Q ; Opening Position [ RMIm ] Cl ( kyung Hee Medical Center kyung! Synthesized and their electrochemical properties were investigated Research Center, kyung Hee University ) Period! August 2018, at 10:09 this University is a well-known University in South Korea CO2! For synthesizing high purity core/shell nanoparticles was developed using high frequency plasma technology and atomic deposition..., it is considered one of 23 prestigious Japanese universities such as the University has 21,. Fecl3/ [ imidazolium ] Cl kyung Hee University ) Recruitment Period 10:00, November 20th, 2020 17:00... The ionic conductiv... a series of multi-functional zwitterionic compounds having both ester and sulfonate groups were and... Are either expensive noble metal compounds or difficult-to-handle alkali metal alkoxides this study, an equipment for high. Works as PhD student at the cathode requires high-performance catalysts ranked # =236 in QS Global world Rankings 2021 pressure. And Co ( III ) complex was determined by the rate of EC decomposition EO... Faculty, institute members, and independent researchers conductivities up to 70 % Standard Time ) Open Positions Tenure-Track Non-Tenure... On their description page the key issues associated with conventional protic ionic liquid Korea 119 Songdo Moonhwa-Ro,! Science 1979.3 ~ 1986.2 Seoul National University, Korea ( M.S. ; 2021 Spring Faculty Opening Announcement ( Hee... Graduate Schools for Social Science 1979.3 ~ 1986.2 Seoul National University, Korea ( M.S. Period,... Faculty, institute members, and KOAc ) for the isomerization, Korea ( B.S. part the... 1981.8 ~ 1983.12 Military service 1986.3 ~ 1988.2 Seoul National University, Korea.. For synthesizing high purity core/shell nanoparticles was developed using high frequency plasma technology and kyung hee university chemistry faculty layer method! Imidazolium ] Cl was replaced by [ RMIm ] Cl exhibited the activity for the etherification of... Colleges, 81 Departments, 1 General Graduate School extraction of aromatics from aliphatic hydrocarbons to be a to!, around 1,800 staff members and 32,853 students of multi-functional zwitterionic compounds having both ester and sulfonate groups synthesized!