ISSN 1017-2548(Print)
ISSN 2234-8530(Online)
Volume 46, Number 4
JKCSEZ 46(4)
August 20, 2002 

309  

Simultaneous Determination of Tryptophan and Tyrosine by Spectrofluorimetry Using Multivariate Calibration Method
다변량 분석법을 이용한 Tryptophan과 Tyrosine의 형광분광법적 정량
Sang Hak Lee, Ju Eun Park, Bum Mok Son
DOI: https://doi.org/10.5012/jkcs.2002.46.4.309

Abstract  |  Full Text: PDF

317  

The Component and Compositional Analysis of Trace Materials in LPG
LPG잔류물질의 성분 및 조성 분석
Young-Gu Kim
DOI: https://doi.org/10.5012/jkcs.2002.46.4.317

Abstract  |  Full Text: PDF

323  

Basicity Constants(pKBH+) of 5-Substituted 2-Furaldehydes
5-치환 2-Furaldehyde류의 염기도 상수
Jong-Pal Lee, Gui-Taek Lim, Yong-Hee Lee, In-Sun Koo , Zoon-Ha Ryu
DOI: https://doi.org/10.5012/jkcs.2002.46.4.323

Abstract  |  Full Text: PDF

330  

A Synthesis of 1,4-Thiazine Carboxanilide: Neighboring Group Participation in Pummerer Reaction
1,4-Thiazine Carboxanilide의 합성 : Pummerer 반응에서의 인접기 참여효과
Hoh-Gyu Hahn, Kee Dal Nam, Heduck Mah
DOI: https://doi.org/10.5012/jkcs.2002.46.4.330

Abstract  |  Full Text: PDF

336  

Screening of Eu 3+ - and Tb 3+ -Activated Phosphors for PDP in the System of CaO-Gd2O3-Al2O3
CaO-GD2O3-Al2O3계에서의 PDP용 Eu3+와 Tb3+활성 형광체의 탐색
Sang-Mi Park, Chang Hae Kim, Hee Dong Park, Ho G. Jang , Joon Taik Park
DOI: https://doi.org/10.5012/jkcs.2002.46.4.336

Abstract  |  Full Text: PDF

345  

The Influence of Mental Capacity and Understanding of the Oxidation-Reduction Concepts on Senior and Science High School Students’ Completion of the Balancing Redox Equations
일반고와 과학고 하생들의 정신용량과 산화 환원 개념의 이해도가 산화 환원 반응식 완결에 미치는 영향
Byung-Soon Choi , Chung-Ho Kim , Sang-Kwon Lee
DOI: https://doi.org/10.5012/jkcs.2002.46.4.345

Abstract  |  Full Text: PDF

353  

Characteristics of the Problem Solving Process of the Balancing Redox Equations by Senior and Science High School Students' Mental Capacity and Problem Solving Methods
일반고와 과학고 하새들의 정신용략과 플이 방법에 따른 산화 환원 반응식 완결 과정의 특성
Chung-Ho Kim, Sang-Kwon Lee
DOI: https://doi.org/10.5012/jkcs.2002.46.4.353

Abstract  |  Full Text: PDF

363  

Analysis of Voltaic Cell Described in the Science Textbooks of Secondary Schools
중·고등학교 과학 교과서에 제시된 볼타전지에 대한 문제점 분석
Tong-Hyeok Shin, Sang-Kwon Lee, Byung-Soon Choi
DOI: https://doi.org/10.5012/jkcs.2002.46.4.363

Abstract  |  Full Text: PDF

377  

A Study on the Effect of Cooperative Computer-Assisted Instruction by Previous Achievement Level
사전 성취 수준에 따른 협동적 컴퓨터 보조 수업의 효과
Taehee Noh , Jeongho Cha, Sunae Yoon, Sukjin Kang
DOI: https://doi.org/10.5012/jkcs.2002.46.4.377

Abstract  |  Full Text: PDF

384  

Synthesis of 2-Methyl-3-phenylbenzofuran Derivatives Using α-Chloro-a aa a-(methylthio)phenylacetone
α-클로로-α-(메틸티오)페닐 아세톤을 이용한 2-메틸-3-페닐벤조푸란 유도체의 합성
Pil Ja Seo , Hong Dae Choi, Byeng Wha Son
DOI: https://doi.org/10.5012/jkcs.2002.46.4.384

Abstract  |  Full Text: PDF

389  

Synthesis and Structure of [Cu2(hfa)4(1,2-pda)] (hfa=1,1,1,5,5,5-hexafluoropentane-2,4-dionato) with 1,2-Phenylenediamine(1,2-pda)
1,2-Phenylenediamine(1,2-pda)이 배위된 [Cu2(hfa)4(1,2-pda)](hfa=1,1,1,5,5,5-hexafluoropentane-2,4-dionato)의 합성과 구조
Bae Wook Lee
DOI: https://doi.org/10.5012/jkcs.2002.46.4.389

Abstract  |  Full Text: PDF

393  

Synthesis and Characterization of Optically Active mer-[Co(L)2](ClO4) [L=4(S)-1-(2-pyridyl)-3-oxo-4-amino-2-azapentane(S-alaampH) and 4(S)-1-(2-pyridyl)-3-oxo-4-aza-7-thiaoctane(S-metampH)]
광학활성인 mer-[Co(L)2](ClO4)착물의 합성과 성질 [L=4(S)-1-(2-pyridyl)-3-oxo-4-amino-2-azapentane(S-alaampH)와 4(S)-1-(2-pyridyl)-3-oxo-4-aza-7-thiaoctane (S-metampH)]
Bae Wook Lee, Jae-Ha Park, Myung-Ki Doh
DOI: https://doi.org/10.5012/jkcs.2002.46.4.393

Abstract  |  Full Text: PDF

397  

Azido Group Transferring Reaction of (4R,5R)-2-allyl-1,3,2-dioxaborolane-4,5-dicarboxylic Acid Diisopropylester-lithium Azide Complex
(4R,5R)-2-allyl-1,3,2-dioxaborolane-4,5-dicarboxylic acid Diisopropylester-lithium Azide 착물의 아지도기 전달반응
Jin Yeon Kim, Bong Young Chung
DOI: https://doi.org/10.5012/jkcs.2002.46.4.397

Abstract  |  Full Text: PDF

402  

Regioselective Bromination of 5,8-Dimethoxyquinoline with N-Bromosuccinimide
N-Bromosuccinimide로 5,8-Dimethoxyquinoline화합물의 위치 선택적 브롬화 반응
Jeonghwan Song, Seokwon Jeong, Seung Wook Ham
DOI: https://doi.org/10.5012/jkcs.2002.46.4.402

Abstract  |  Full Text: PDF