ISSN 1017-2548(Print)
ISSN 2234-8530(Online)
Volume 65, Number 4
JKCSEZ 65(4)
August 20, 2021 

249  

Study on the Morphological Change and Reduction Plan of Nitrogen and Phosphorous in Litter and Manure of Cow House
우사의 깔짚과 퇴비에 있는 질소와 인의 형태적 변화와 저감 방안에 관한 연구
Younjung Kim, Keon Sang Ryoo*
Keywords: 질소, 인, 깔짚, 퇴비, 스투루바이트 ,  N, P, Litter, Manure, Struvite
DOI: https://doi.org/10.5012/jkcs.2021.65.4.249

Abstract  |  Full Text: PDF    JATS XML

254  

Simultaneous Spectrometric Determination of Caffeic Acid, Gallic Acid, and Quercetin in Some Aromatic Herbs, Using Chemometric Tools
Abdelmalek Kachbi*, Dalila Abdelfettah Kara, Mohamed Benamor, Ounissa Senhadji Kebiche*
Keywords: Simultaneous determination, Chemometrics, Phenolic compounds, UV-visible, Herbs
DOI: https://doi.org/10.5012/jkcs.2021.65.4.254

Abstract  |  Full Text: PDF    JATS XML

260  

Colorimetric Sensing Behavior of Curcumin Printed on Paper and Cotton Fabric
커큐민으로 프린팅된 종이와 면직물의 유해가스에 대한 색채 감지 거동
Minhee Kim, Hoik Lee*, Yoon Cheol Park*
Keywords: 커큐민, 잉크젯 프린팅, 비색 센서, 식품 부패, 암모니아 센서 ,  Curcumin, Inkjet printing, Colorimetric sensor, Food spoilage, Ammonia sensor
DOI: https://doi.org/10.5012/jkcs.2021.65.4.260

Abstract  |  Supporting Information  |  Full Text: PDF    JATS XML

268  

Analysis of Teaching Types and Obstacles of Chemistry Teachers through Teacher Educational Programs for Responsive Teaching
반응적 교수를 위한 교사교육 프로그램을 통한 화학교사의 교수 유형 및 장애 요인 분석
Jeong Soo Kim, Seoung Hey Paik*
Keywords: 반응적 교수법, 화학교사, 교사교육, 변화의 장애 ,  Responsive teaching, Chemistry teacher, Teacher education, Obstacles to change
DOI: https://doi.org/10.5012/jkcs.2021.65.4.268

Abstract  |  Full Text: PDF    JATS XML

279  

The Analysis of the Effect of Understanding and Practices of Character-centered Instruction Model on Pre-service Science Teachers’ Awareness of Character Education
인성 중심 교수 모형에 대한 이해와 실천이 예비 중등 과학교사의 인성 교육에 대한 인식에 미치는 영향 분석
Jihun Park, Eugene Kang, Jeonghee Nam*
Keywords: 협력적 문제해결 중심(CoProC) 교수 모형, 예비 교사, 인성 교육 ,  Collaborative Problem Solving for Competency(CoProC) Instruction Model, Pre-service teacher, Character education
DOI: https://doi.org/10.5012/jkcs.2021.65.4.279

Abstract  |  Full Text: PDF    JATS XML

296  

Excitation Wavelength-dependent Characteristics of Fluorescent Carbon Nanodots
Jinjae Lee, T J Kang*
Keywords: Fluorescent carbon nanodots, Microwave-assisted method
DOI: https://doi.org/10.5012/jkcs.2021.65.4.296

Abstract  |  Full Text: PDF    JATS XML