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김중일(Joong-Il Kim),채진석(Jin-Seok Chae),문창주(Chang-Joo Moon),나홍석(Hong-Seok Na),박대하(Dae-Ha Park),백두권(Doo-Kwon Baik) 한국정보과학회 1999 한국정보과학회 학술발표논문집 Vol.26 No.1A
전자상거래(Electronic Commerce) 시스템은 기밀성, 무결성, 인증, 부인방지 등의 보안 기능을 구현하여야 한다. 그러나 현재의 Form-CGI기반의 서비스들은 보안상의 결점을 안고 있다. 이러한 결점들은 암호화 기법을 통해서 해결가능하나, SET(Secure Electronic Transaction)과 같은 무거운 지불 프로토콜은 사용자 및 상인들에게 외면을 받고 있는 실정이다. 본 논문에서는 현실적인 계좌이체형 지불 시스템을 구축하기 위한 기초작업으로 자바를 이용하여 안전한 자바 트랜잭션 도구(Secure Java Transaction Tool : SJTT)을 설계하고 인터넷 뱅킹 시스템을 프로토타입으로 구현하였다. SJTT는 트랜잭션의 기계 독립성과 개발 용이성 및 사용자 편의성에 중점을 두고 있으며, 기밀성, 무결성, 인증, 부인방지 등의 요소들을 모두 제공한다.
화학센서를 위한 유기 용해성이 좋은 도전성 고분자가 포함된 전체 고체상태 이온 선택성 전극에 대한 연구
김중일 ( Joong Il Kim ),박정호 ( Jong Ho Park ),장원 ( Won Jang ),허민 ( Min Heo ),나영호 ( Young Ho Na ),신재호 ( Do Young Kim ),김도영 ( Jae Ho Shin ),엄환섭 ( Hwan Sub Um ),이상우 ( Sang Woo Lee ),김인태 ( In Tae Kim ) 한국유화학회 2013 한국응용과학기술학회지 Vol.30 No.2
분광학적인 방법으로 규명하였다. 포텐티오메트릭 이온 선택성 막 전극들은 넒은 감응범위(104~107)와, 시료의 혼탁도에 영향을 주지 않으며, 빠른 감응 시간과 소형화가 쉬운 이유로 병원, 환경과 산업 현장에서 널리 이용되고 있다. 이 전극의 막에는 강한 흡착과 열적인 안정성에서 뛰어난 상온에서 경화시킨 (RTV)-타입 실리콘 고무가 사용되었다. 불행하게도, 이 실리콘 고무 기반의 전극의 높은 막 저항(PVC 기반의 것과 비교하여 102~103배 더 높은 수치)이 응용에 제한이 되어 왔다. 여기에서 우리는 실리콘 고무 막에 전도성 고분자를 첨가 하여 막 저항이 줄어든 새로운 고체 전극을 구현하였다. New conducting polymers containing heterocyclic ring with carbazole, EDOT and benzobisthiazole were synthesized and characterized by organic spectroscopic methods. Potentiometric ion-selective membrane electrodes (ISMEs) have been extensively used for ion analysis in clinical, environmental, and industeial fields owing to its wide response range (4 to 7 orders of magnitude), no effect of sample turbidity, fast response time, and ease of miniaturization. Considerable attention has been given to alternative use of room temperature vulcanizing (RTV)-type silicone rubber(SR) owing to its strong adhesion and high thermal durability. Unfortunately, the high membrane resistance of SR-based (ISMs)(2 to 3 higher orders of magnitude application. Herein we demonstrate a new method to reduce membrane resistance via addition of new conducting polymer into the SR-based ISMs.
김중일,김도영,김인태,Kim, Joong-Il,Kim, Do-Young,Kim, In-Tae 한국응용과학기술학회 2014 한국응용과학기술학회지 Vol.31 No.3
이 논문은 온도차에 따라 변화되는 이온성 액체와 낮은 밴드갭을 갖는 고분자인 poly(2-heptadecyl-4-vinylthieno[3,4-d]thiazole)(PHVTT) 간의 상호작용 및 고분자의 거동을 조사하였다. 이온성 액체는 methyl imidazolium chloride([MIM]Cl), butyl methyl imidazolium chloride([BMIM]Cl), tri-butyl methyl ammonium methyl sulfate([TBMA][ $MeSO_4$])를 사용하였으며, 21, 28, 32, $37^{\circ}C$로 온도를 변화시키며 상호작용의 변화를 UV-vis spectroscopy, FT-IR spectroscopy, photoluminescence spectroscopy를 통해 확인한 결과 이온성 액체인 [MIM]Cl, [TBMA][$MeSO_4$]와 PHVTT의 상호작용은 점차 약해짐을 확인할 수 있었지만, [BMIM]Cl은 온도 변화에 따른 상호작용의 변화를 보이지 않았다. In this paper, we have examined the interaction of low bandgap polymer {poly(2-heptadecyl-4-vinylthieno[3,4-d]thiazole)(PHVTT)} with ionic liquids. Further, we have studied the temperature dependent interactions between the ionic liquids [tri-butyl methyl ammonium methyl sulfate ([TBMA][$MeSO_4$]), methyl imidazolium chloride ([MIM]Cl) and butyl methyl imidazolium chloride ([BMIM]Cl)] and polymer using UV-vis spectroscopy, FT-IR spectroscopy, photoluminescence (PL) spectroscopy, as a function of temperature at 21, 28, 32, $37^{\circ}C$. These experimental results suggest that interactions of polymer with ionic liquids ([MIM]Cl, [TBMA][$MeSO_4$]) showed weak interactions by increasing temperature but [BMIM]Cl has no significant effect with increase in temperature.
특수학교 교사의 특수교육보조원의 역할 및 능력에 대한 인식
김일명 ( Il Myong Kim ),조홍중 ( Hong Joong Cho ) 대구대학교 한국특수교육문제연구소 2006 특수교육저널 : 이론과 실천 Vol.7 No.4
The purpose of this study is to examine the roles, competencies, and factors disturbing competencies of teacher-aide in special education perceived as important by special education teachers. 122 special education teachers participated in this study. Perceived roles, competencies, and factors disturbing competencies of teacher-aide in special education by special education teachers were analyzed using frequency analysis and chi-square analysis. Results were obtained as follows. First, for perceived roles of teacher-aide in special education by special education teachers, 「aid to life guidance」(44.2%) was perceived as the most important, followed by 「aid to class」(28.6%), while 「aid to office management」(24.5%) was perceived as the least important. Second, for perceived competencies of teacher-aide in special education by special education teachers, 「understanding of special education」(40.1%) was perceived as the most important, followed by 「understanding of general education」(38.5%), and while 「understanding of treatment education」(23.1%) was perceived as the least important.Finally, for perceived factors obstructing competencies of teacher-aide in special education by special education teachers, 「student factor」(36.8%) was perceived as the most important, followed by 「institutional factor」(32.7%), while 「teacher factor」(26.2%) was perceived as the least important.
김일명 ( Il Myeong Kim ),조홍중 ( Hong Joong Cho ) 대구대학교 한국특수교육문제연구소 2007 특수교육저널 : 이론과 실천 Vol.8 No.4
Physical disabilities mean mobility disabilities. Mobility disabled people refer to ones who cannot move safely and efficiently without stress. In this sense, physically disabled students are mobility disabled people who need many helps during their school life. The purpose of this study is to examine the ability and roles of special education assistants perceived by physically disabled students under the situation of service expansion in the special education and welfare fields for disabled people including assistants for special education or disabled people``s activity. 166 physically disabled students residing in the Jeonnam area participated in this study that explored the ability and role of special education assistants. The following results are obtained. First, the perception by physically disabled students on the role of special education assistants was analyzed. The most important role perceived by students was「assistance in life guidance」(57.2%), followed by「assistance in school lessons」(56.6%), and「assistance in business management」(50.0%). For sex difference, female students perceived these three subareas more importantly than male students. Second, the perception by physically disabled students on the ability of special education assistants was analyzed. The most important ability perceived by students was「knowledge on special education」(59.0%), followed by 「knowledge on therapy education」(55.4%), and「knowledge on general education」(52.4%). For sex difference, female students perceived these three subareas more importantly than male students. Finally, the perception by physically disabled students on the hindrance factors of special education assistants`` ability was analyzed. The most important hindrance factor perceived by students was 「student」(52.4%), followed by「teacher」(50.6%), and「system」(50.0%). For sex difference, female students perceived these three subareas more importantly than male students.