ISSN 1017-2548(Print)
ISSN 2234-8530(Online)
Volume 49, Number 6
JKCSEZ 49(6)
December 20, 2005 

517  

Structural Study Using Ultrahigh Resolution Cabon Nanotube AFM Probe Tips
고분해능 탄소나노튜브 AFM 탐침을 이용한 구조 분석 연구
Sung Ik Yang*
Keywords: 화학기상증착법, 탄소나노튜브 AFM 탐침, 다중펩타이드, LB 단일막 , CVD, Carbon Nanotube AFM Tip, Poly-Peptide, LB Monolayer
DOI: https://doi.org/10.5012/jkcs.2005.49.6.517

Abstract  |  Full Text: PDF

521  

Direct Evaluation of Equilibrium Structure for Tetrahedrally Symmetric Molecule Using Real-Time Gas Electron Diffraction
실시간 기체 전자 회절을 사용한 정사면체 대칭 분자의 평형구조 결정
Seong Seob Seo*, John D. Ewbank, A. A Ischenko
Keywords: 시간 기체 전자 회절, 누적분석, 평형구조(CF₄) , Real Time Gas Electron Diffraction, Comulant Analysis, Equilibrium Structure (CF₄)
DOI: https://doi.org/10.5012/jkcs.2005.49.6.521

Abstract  |  Full Text: PDF

531  

Non-Destructive Measurement of the Egg Freshness by Near Infrared Spectrometry
근적외선 분광법을 이용한 새로운 비파괴적 계란 신선도 측정방법의 개발에 관한 연구
Sang Ho Kim*, Sang Jin Lee, Duk Su Lee, Won Bo Cho, Seong Hun Lee, Stuart Borden, Young A Woo, Hyo Jin Kim
Keywords: 근적외선 분광학, 비파괴적분석, 부분최소제곱 회귀곡선, 계란품질, 호우유 닛 , NIR Spectroscopy, Nondestructive Analysis, PLSR, Egg Quality, Haugh Unit
DOI: https://doi.org/10.5012/jkcs.2005.49.6.531

Abstract  |  Full Text: PDF

537  

Capillary Electrophoresis Using Single Strand Conformation Polymorphism for the Analysis of Human Obesity DNA
인간비만 관련 유전자의 분석을 위한 단일가닥구조다형성/모세관전기영동법
Seong Ho Kang*, Sangmin Jang, Ho-Keun Yi
Keywords: 인간비만유전자, 중합효소연쇄반응, 점돌연변이, 단일가닥구조다형성/모세관전기영동법 , Human Obesity DNA, Polymerase Chain Reaction, Single Strand Conformation Polymorphism/Capillary Electrophoresis, Point Mutation
DOI: https://doi.org/10.5012/jkcs.2005.49.6.537

Abstract  |  Full Text: PDF

546  

Preparation of Chitosan-Coated Liposome Containing Anticancer Drug and DNA Complex
항암제를 함유한 키토산 코팅 리포솜과 DNA 복합체의 제조
Hee Dong Han, Dong Hoan Seo, Chung Kil Song, Hasoo Seong, Byung Cheol Shin*
Keywords: 리포솜, 키토산, DNA, 약물전달, 유전자전달 , Liposome, Chitosan, DNA, Drug Delivery, Gene Delivery
DOI: https://doi.org/10.5012/jkcs.2005.49.6.546

Abstract  |  Full Text: PDF

554  

Correlation of Organic Reaction Mechanism with Pressure in S_N2 Reaction
S_N2반응에서의 반응메카니즘과 압력과의 상관관계
Se-Kyong Kim*
Keywords: 반응메카니즘, 속도 상수, 고압, 고진공 , Reaction Mechanism, Rate Constant, High Pressure, High Vacuum
DOI: https://doi.org/10.5012/jkcs.2005.49.6.554

Abstract  |  Full Text: PDF

560  

EPR and Electrical Studies in Layered Na_1.9Li_0.1Ti₃O₇ and its Copper Doped Derivatives
층상구조의 Na_1.9Li_0.1Ti₃O₇과 그 구리 혼입 유도체의 EPR 및 전기적 연구
D. Pal*, Prem Chand, R. P. Tandon, Shripal
Keywords: 알칼리 타이타네이트, 층상 세라믹, EPR, Polaron, 이온 전도도 , Alkali Titanate, Layered Ceramic, EPR, Electronic Hopping Conduction (Polaron), Ionic Conduction
DOI: https://doi.org/10.5012/jkcs.2005.49.6.560

Abstract  |  Full Text: PDF

567  

Effect of Rutile Structure on TiO₂ Photocatalytic Activity
TiO₂ 광촉매 활성에서 Rutile 구조의 영향
Seung-Min Kim, Tae-Kwan Yun, Dae-Il Hong*
Keywords: 이산화티타늄, Rutile Fraction, Congo Red , TiO₂, Rutile Fraction, Congo Red
DOI: https://doi.org/10.5012/jkcs.2005.49.6.567

Abstract  |  Full Text: PDF

575  

Verbal Interactions in Cooperative CAI by Group Composition
협동적 CAI에서 소집단 구성 방법에 따른 언어적 상호작용
Jeongho Cha, Hyeyoung Park, Kyungsun Kim, Taehee Noh*
Keywords: 협동적 CAI, 소집단 구성, 언어적 상호작용 , Cooperative Computer-assisted Instruction, Group Composition, Verbal Interaction
DOI: https://doi.org/10.5012/jkcs.2005.49.6.575

Abstract  |  Full Text: PDF

584  

An Analysis and Improvement of the Line Spectrum Observation on Flame Reaction Experiment in Middle School Science Textbook
중학교 과학 교과서 불꽃반응 실험에서 선스펙트럼 관찰의 문제점 분석 및 개선 연구
Young-Ae Kim, Eun-Kyeong Lee, Seong-Joo Kang*
Keywords: 불꽃반응, 분광기, 선스펙트럼 , Flame Reaction, Diffraction Grating Spectrometer, Line Spectrum
DOI: https://doi.org/10.5012/jkcs.2005.49.6.584

Abstract  |  Full Text: PDF

591  

The Effects of Differentiated Experiments Used in Extracurricular Science Activity in High School
고등학교 과학 동아리 활동에서 수준별 선택실험모형의 적용 효과
Meehwa Choi*, Byungyul Choi, Byungsoon Choi
Keywords: 사회적 상호작용, 수준별 선택실험모형, 탐구능력 , Social Interaction, Differentiated Eexperiments, Inquiry Ability
DOI: https://doi.org/10.5012/jkcs.2005.49.6.591

Abstract  |  Full Text: PDF

603  

DMF Solvothermal Synthesis and Structural Characterization of [dabcoH]₂[(CH₃)₂NH₂]₂[Sn₂Se₆]
[dabcoH]₂[(CH₃)₂NH₂]₂[Sn₂Se₆]의 DMF 용매열 합성과 구조 분석
Kang-Woo Kim*
Keywords: 용매열 합성, 셀레늄화 주석, 캘코젠화 주석, 금속-캘코젠 화합물 , Solvothermal Synthesis, Tin Selenides, Tin Chalcogenides, Metal-chalcogen Compounds
DOI: https://doi.org/10.5012/jkcs.2005.49.6.603

Abstract  |  Full Text: PDF

609  

A New Synthesis of N-Methoxy-N-methylamides from S-2-Pyridyl Thiocarbamate and Grignard Reagents
S-2-피리딜 싸이오카바메이트와 Grignard 시약으로부터 N-메톡시-N-메틸 아마이드의 새로운 합성
Jae In Lee*, Hye Jin Jung
Keywords: N-메톡시-N-메틸 아마이드, S-2-피리딜 싸이오카바메이트, 치환, 킬레이트 , N-Methoxy-N-methylamides, S-2-Pyridyl thiocarbamate, Substitution, Chelate
DOI: https://doi.org/10.5012/jkcs.2005.49.6.609

Abstract  |  Full Text: PDF

613  

Cp₂TiCl₂ Catalyzed Debromination of gem-Dibromocyclopropanes to Cyclopropanes by LiBH₄
Cp₂TiCl₂를 촉매로 한 LiBH₄에 의한 gem-Dibromocyclopropanes의 Cyclopropanes으로의 탈브롬화반응
Gab Yong Lee*, Hyung Soo Lee
Keywords: 탈브롬화반응, 선택성, Cp₂TiCl₂, LiBH₄, 촉매 , Debromination, Selectivity, Cp₂TiCl₂, LiBH₄, Catalyst
DOI: https://doi.org/10.5012/jkcs.2005.49.6.613

Abstract  |  Full Text: PDF

617  

Synthesis of Pyrido[2,3-b]pyrazine Derivatives (Part I)
Pyrido[2,3-b]pyrazine 유도체의 합성 (제1보)
Ho Sik Kim*, Kwang Sik Kim, Yun Hee Yeo
Keywords: 피리도[2,3-b]피라진류, 분자내 고리화반응 , Pyrido[2,3-b]pyrazines, Intramolecular Cyclization
DOI: https://doi.org/10.5012/jkcs.2005.49.6.617

Abstract  |  Full Text: PDF

623  

Synthesis of New Layered Oxides A_0.67[Ni_0.33Ti_0.67]O₂ (A=Li, Cu and Ag) by Topotactic Cation-exchange from Na_0.67[Ni_0.33Ti_0.67]O₂
Na_0.67[Ni_0.33Ti_0.67]O₂의 이온교환반응에의한 새로운 층상산화물 A_0.67[Ni_0.33Ti_0.67]O₂ (A=Li, Cu and Ag)의 합성
Woo-Jung Choi, Mi-Hye Park, Yu-Ju Shin*
Keywords: 층상산화물, 구조변화, 이온전도성, 이온-공유성 , Layered Oxide, Structural Conversion, Ionic Conductivity, Iono-Covalency
DOI: https://doi.org/10.5012/jkcs.2005.49.6.623

Abstract  |  Full Text: PDF