Improved electrochemical performance of composite anion exchange membranes for fuel cells through cross linking of the polymer chain with functionalized graphene oxide

Ji Young Chu, Kyu Ha Lee, Ae Rhan Kim, +1

Journal of Membrane Science

Materials ScienceFunctionalized Graphene OxideChemical EngineeringGraphene NanomeshesEngineering +8

Enhanced Performance of a Sulfonated Poly(arylene ether ketone) Block Copolymer Bearing Pendant Sulfonic Acid Groups for Polymer Electrolyte Membrane Fuel Cells Operating at 80% Relative Humidity

Kyu Ha Lee, Ji Young Chu, Ae Rhan Kim, +1

ACS Applied Materials & Interfaces

Isolation of limonoids and alkaloids fromPhellodendron amurense and their multidrug resistance (MDR) reversal activity

Yong Deuk Min, Hak Cheol Kwon, Min Yang, +3

Archives of Pharmacal Research

Medicinal ChemistryBioorganic ChemistryBiochemistryReversal ActivityNatural Sciences +10

Enhanced ion conductivity of sulfonated poly(arylene ether sulfone) block copolymers linked by aliphatic chains constructing wide-range ion cluster for proton conducting electrolytes

Kyu Ha Lee, Ji Young Chu, Mohanraj Vinothkannan, +3

International Journal of Hydrogen Energy

Materials ScienceConducting PolymerChemical EngineeringPolymer MaterialEngineering +9

Terpene and phenolic constituents of Lactuca indica L.

Ki Hyun Kim, Kyu Ha Lee, Sang Un Choi, +2

Archives of Pharmacal Research

PharmacologyOrganic ChemistryPhenolic ConstituentsPhytochemistryPhytochemical +1

Graphene-mediated organic-inorganic composites with improved hydroxide conductivity and outstanding alkaline stability for anion exchange membranes

Ji Young Chu, Kyu Ha Lee, Ae Rhan Kim, +1

Composites Part B Engineering

Materials ScienceAnion Exchange MembranesChemical EngineeringOutstanding Alkaline StabilityEngineering +9

Effect of functionalized SiO ₂ toward proton conductivity of composite membranes for PEMFC application

Kyu Ha Lee, Ji Young Chu, Ae Rhan Kim, +1

International Journal of Energy Research

Pemfc ApplicationEngineeringPristine Spaek MembranePorous MembraneMembrane Characterization +15

Protoberberine alkaloids and their reversal activity of P-gp expressed multidrug resistance (MDR) from the rhizome ofCoptis japonica Makino

Yong Deuk Min, Min Yang, Kyu Ha Lee, +3

Archives of Pharmacal Research

BiochemistryReversal ActivityMedicineMultidrug ResistanceSecondary Metabolite +6

Study on the Chemical Stabilities of Poly(arylene ether) Random Copolymers for Alkaline Fuel Cells: Effect of Main Chain Structures with Different Monomer Units

Ji Young Chu, Kyu Ha Lee, Ae Rhan Kim, +1

ACS Sustainable Chemistry & Engineering

EngineeringMembrane CharacterizationChemical StabilitiesChemistryPolymers +19

Functionalized TiO2 mediated organic-inorganic composite membranes based on quaternized poly(arylene ether ketone) with enhanced ionic conductivity and alkaline stability for alkaline fuel cells

Kyu Ha Lee, Ji Young Chu, Ae Rhan Kim, +2

Journal of Membrane Science

Materials ScienceCatalytic MembraneChemical EngineeringEngineeringAlkaline Stability +8