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Journal of the Korean Chemical Society (JKCS)

ISSN 1017-2548(Print)
ISSN 2234-8530(Online)
Volume 63, Number 2
JKCSEZ 63(2)
April 20, 2019 

 

73  

A Comparison of the Density Functional Theory Based Methodologies for the Triplet Excited State of π-Conjugated Molecules: Time-Dependent DFT (TD-DFT), TD-DFT within Tamm-Dancoff Approximation (TDA-DFT), and Spin-Unrestricted DFT (UDFT)
π-공액계 분자의 삼중항 여기 상태에 대한 Density Functional Theory (DFT)에 기반한 계산 방법들의 비교: 시간-의존 DFT (TD-DFT), Tamm-Dancoff 근사법을 적용한 DFT (TDA-DFT), 스핀-비제한 DFT (UDFT)
Chang Hwan Ahn, Dongwook Kim*
Keywords: π-공액계 분자, 삼중항 들뜬 상태, 밀도 범함수 이론 계산 ,  π-Conjugated molecule, Triplet excited state, DFT calcul
DOI: https://doi.org/10.5012/jkcs.2019.63.2.73

Abstract  |  Full Text: PDF


78  

High-resolution 1H NMR Spectroscopy of Green and Black Teas
Ji Ho Jeong, Hyun Jun Jang, Yongae Kim*
Keywords: Multivariate analysis, 1H NMR, Green tea, Black tea, Classification
DOI: https://doi.org/10.5012/jkcs.2019.63.2.78

Abstract  |  Full Text: PDF


85  

Chalcones-Sulphonamide Hybrids: Synthesis, Characterization and Anticancer Evaluation
Mahammadali Khanusiya*, Zakirhusen Gadhawala
Keywords: Chalcones-sulphonamide hybrid, Anticancer, Cell Lines, Cytotoxicity
DOI: https://doi.org/10.5012/jkcs.2019.63.2.85

Abstract  |  Full Text: PDF


94  

Synthesis and Characterization of Nb, Mo-doped and Nb/Mo-codoped Monoclinic VO2 Nanoparticles and Their Thin Films by Hydrothermal/Post-Thermal Transformation and Wet-Coating Method
Jongmin Kim, Young Hee Jung, Jun Young Kwak, Yeong Il Kim*
Keywords: VO2(M), Thermochromic, Semiconductor-to-metal phase transition, Nb-doping, Nb/Mo-codoping
DOI: https://doi.org/10.5012/jkcs.2019.63.2.94

Abstract  |  Full Text: PDF


102  

Exploring Progression Levels for Science Metamodeling Knowledge of the Science Gifted
과학영재 학생들의 과학 메타모델링 지식 발달 단계 탐구
Sungki Kim, Jung Eun Kim, Seoung Hey Paik*
Keywords: 과학영재학교, 과학 메타모델링 지식, 발달 단계 ,  Science high school, Science metamodeling knowledge, Progression level
DOI: https://doi.org/10.5012/jkcs.2019.63.2.102

Abstract  |  Full Text: PDF


111  

Analysis of the Reading Materials in the Chemistry Domain of Elementary School Science and Middle School Science Textbooks and Chemistry I and II Textbooks Developed Under the 2009 Revised National Science Curriculum
2009 개정 초등학교와 중학교 과학 교과서의 화학 영역 및 화학 I, II 교과서의 읽기자료 분석
Jihyun An, Yooni Jung, Kyuyul Lee, Sukjin Kang*
Keywords: 읽기자료, 시각자료, 초등학교 과학, 중학교 과학, 화학 ,  Reading material, Inscription, Elementary science, Middle school science, Chemistry
DOI: https://doi.org/10.5012/jkcs.2019.63.2.111

Abstract  |  Full Text: PDF


123  

The Effect of Responsive Teaching Method on the Recognition of Pre-service Chemistry Teachers about Instructional Design related to Evaporation and Boiling
반응적 교수법이 예비화학교사들의 증발과 끓음에 관한 수업설계 인식에 미친 영향
Na Yeon Jo, Eunji Kim, Seoung Hey Paik*
Keywords: 반응적 교수법, 예비화학교사교육, 증발, 끓음 ,  Responsive teaching, Pre-service chemistry teacher education, Evaporation, Boiling
DOI: https://doi.org/10.5012/jkcs.2019.63.2.123

Abstract  |  Full Text: PDF


134  

Characterization of Human Dihydrolipoamide Dehydrogenase Mutant Showing Significantly Decreased Catalytic Efficiency
Hakjung Kim
Keywords: Dihydrolipoamide dehydrogenase, Pyridine nucleotide-disulfide oxidoreductase, Flavoenzyme
DOI: https://doi.org/10.5012/jkcs.2019.63.2.134

Abstract  |  Full Text: PDF


138  

Synthesis of Monogallic Acid Conjugates of Quercetin at the 3-, 7-, and 4′-Hydroxyl Groups through Selective Protection of Hydroxyl Groups
Jongyun Jang, Dong Wook Kang*
Keywords: Quercetin, Gallic acid, Conjugate, Flavonoid, Esterification
DOI: https://doi.org/10.5012/jkcs.2019.63.2.138

Abstract  |  Full Text: PDF