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      • KCI등재

        여학생의 인구 및 가족계획교육 효과분석

        박영수,황인담 한국보건통계학회 1982 한국보건정보통계학회지 Vol.7 No.1

        A study was performed on knowledge and attitude of women students of University on population and family planning. The study group consisted of 229 students of Jeonbug National University who took a course of Population Education, and the control group was the students of Woo Suk College who did not take the course. The major findings and results are summarized as follows: Ⅰ. The knowledge and responses measured on population and family planning, between the study group and control group were not different significantly. Ⅱ. The family planning was pointed as the best means of solution over population problems. Ⅲ. On the ideal age of marriage, the mean was 24.96 ± 1.19 years in study group, and 24.65±1.36 years in control group. Ⅳ. The mean age desired for marriage was 26.42 ± 1.61 years in study group, and 26,30±1.69 in control group, The diference between two groups was not significant. Ⅴ. The ideal age of the first child birth was 26.70 ± 3.89 years in study group and 26.34±3.66 years in control group. Ⅵ. The mean number of children desired was 1.54 ± 0.94 years in study group and 1.78 ± 0.92 years in control group. The difference between two groups was slightly significant. Ⅶ. The attitude of control group on sterility was more conservative than study group. The control group showed more interest in adoptation of children than the study group. Ⅷ. To compare with the general population on preference of boy, both of the study group and control group showed less interest in the preference of boy. However, 3.5 per cent of the study group studdkents had of study group. The difference between two groups were significant statistically. Opinions to keep trying till a boy is born. The more students of control group prefer boy to girls than those of study group. The difference be tween two groups were significant statistically. Ⅸ. More students of control group consider children means of keeping family generation than those of the study group. Ⅹ. Out of the total, 80 per cent of the study group had knowledge or pregnancy, and physiology of birth. mean while 66 per cent of the control group had knowledge on those areas. A. The mean number of family planning methods pointed out by study group studdkents was 4.5± 2.1, and material of family planning(22.7%), and TV and radio(19.7%). Menawhile, the sources given by the Control group. B. The sources of information of family planning answered by the study group were school (40.2%), education material of family planning (22.7%), and TV and radio (19.7%) Meanwhile, the sources given by the control group were educational material (28.2%), TV and radio (25.9%) and school (24.5%). C. On the responses of the study group students on time allocation on population education, 66.8% of them had the opinions that the time allocated was adequate, 26.6% having opinions that the time was not adequate, and 6.6% having opinions that the time was more than enough. D. The evaluations made by the study group students on the level of population education were as follows 65.9% of the students consider the level to be adequate, 30.2% considering the level to be low, and 3.9% considering the level to be difficult. E. Out of the total, 55.0% of the study group students were satisfied with the contents of porplation education program and 22.7% were very satisfid the contents and 19.2% were not satisfied with the contents of the program.

      • KCI등재

        EFB(Empty Fruit Bunch) 반탄화 시 생성된 Char의 수율 및 특성에 대한 운전변수의 영향

        박영수,김양진,김나랑,구재회,채재우,남상익,최지호 한국폐기물자원순환학회 2012 한국폐기물자원순환학회지 Vol.29 No.8

        Korea has adopted a federal renewable electricity standard that begins at 2% in 2012 and requires companies to source 10% of their electricity from renewables by 2022. Therefore the interest in the use of biomass as a renewable energy resource is growing. By importing biomass, the Korea, which produces too little biomass of its own, can meet the needs of the renewable energy sectors. In the case of import biomass, it will cost a great deal on the transportation and logistics of biomass materials. Therefore new research and development on the biomass fuel with high energy density is needed to reduce logistics cost on transportation of the biomass fuel. Torrefaction is a thermochemical treatment process of biomass at temperatures ranging between 200 and 300oC. Typically, 70% of the mass is retained as a char product, containing 90% of the initial energy content. Torrefaction experiments on samples of EFB were performed in a fixed bed reactor to determine the effect of operation variables such as reaction temperature (205-310oC), reaction time (20-40 min) and air ratio (0-0.18) on char yield and characteristics. Increase of the torrefaction temperature led to a decrease of the yield of the char. The heating value of char increased with the increase of the reaction temperature, because the carbon content increased and hydrogen and oxygen content decreased. The yield of char decreased with increasing air ratio. This suggested that oxidation of EFB occurred during torrefaction in the presence of oxygen.

      • SCOPUSSCIEKCI등재
      • 무선센서를 활용한 교량의 동특성 추정

        박영수,김세훈,이종재,이창근,이원태 한국구조물진단유지관리학회 2012 한국구조물진단학회 학술발표회논문집 Vol.2012 No.1

        In this paper, a research was performed to estimate dynamic characteristics of bridges using wireless sensors. First, the developed wireless sensors were compared with wired sensors through laboratory tests. Field tests were carried out on a steel box girder bridge. Dynamic characteristics of the test bridge were identified from the measured data by wireless sensors. As a result, it was proven that the wireless sensor system could be effectively applied to the measurement of large civil-infra structures.

      • SCOPUSKCI등재

        유도결합 플라즈마 화학기상증착법을 이용한 Ni/SiO<sub>2</sub>/Si 기판에서 그라핀 제조

        박영수,허훈회,김의태,Park, Young-Soo,Huh, Hoon-Hoe,Kim, Eui-Tae 한국재료학회 2009 한국재료학회지 Vol.19 No.10

        Graphene has been effectively synthesized on Ni/SiO$_2$/Si substrates with CH$_4$ (1 SCCM) diluted in Ar/H$_2$(10%) (99 SCCM) by using an inductively-coupled plasma-enhanced chemical vapor deposition. Graphene was formed on the entire surface of the 500 nm thick Ni substrate even at 700 $^{\circ}C$, although CH$_4$ and Ar/H$_2$ gas were supplied under plasma of 600 W for 1 second. The Raman spectrum showed typical graphene features with D, G, and 2D peaks at 1356, 1584, and 2710 cm$^{-1}$, respectively. With increase of growth temperature to 900 $^{\circ}C$, the ratios of the D band intensity to the G band intensity and the 2D band intensity to the G band intensity were increased and decreased, respectively. The results were strongly correlated to a rougher and coarser Ni surface due to the enhanced recrystallization process at higher temperatures. In contrast, highquality graphene was synthesized at 1000 $^{\circ}C$ on smooth and large Ni grains, which were formed by decreasing Ni deposition thickness to 300 nm.

      • 부산신항 서컨테이너 터미널 개장에 따른 위험도 예상 분석 연구

        박영수,최지웅,김대원,김세훈 한국항해항만학회 2022 한국항해항만학회 학술대회논문집 Vol.2022 No.2

        부산신항의 서컨테이너 터미널 개장에 따라 부산신항을 통항하는 초대형선박들의 위험도가 증가할 것으로 예상되며 이 증가 정도에 대하여 계산하여 분석하였다. 또한 도선사 견해를 통하여 서컨테이너 터미널 개장으로 인한 위해요소를 사전에 식별하여 안전운항에 이바지하고자 하였다.

      • KCI등재

        XML 웹 서비스 프로그램 개발을 위한 웹 기반의 XML Tree 생성

        박영수,장덕철,Park Young-Soo,Chang Duk-Chul 한국정보처리학회 2005 정보처리학회논문지D Vol.12 No.5

        For the excellent U web services, the program developers should create both user's client program and the sewer program Recently, the structural alteration of programs are often caused by infernal and external environment concerned with social trends and preferences as well as user's requirements expectations. So, for reducing the development time and workload of XML web service programs, it is necessary to develop the web program generation tools. This paper suggest how to design and implement the web-based XML Tree builder, which was able to provide the information for promptly and easily generating the XML Schema, XML Stylesheet and XML Document through the XML Development Supporting Server System. XML 웹 서비스를 하기 위해서 개발자는 사용자를 위한 클라이언트 프로그램과 서버 프로그램을 함께 개발하여야 한다. 최근 사용자들의 요구와 기대의 증가, 그리고 사회적인 기호와 트렌드 변화 등 내부 ?외부적인 변화가 자주 발생되고 있는 상황에서, 프로그램의 구조 변경이 자주 발생하게 된다. 따라서 XML을 기반으로 한 웹 프로그램 개발의 시간과 비용을 줄이기 위해 웹 프로그래밍을 위한 자동 생성 도구의 개발이 필요하게 된다. 본 연구에서는 개발 지원 서버의 통해 개발자가 XML 스키마, XML 스타일시트 그리고 XML 문서를 쉽고 빠르게 생성하기 위한 정보를 제공할 수 있는 웹 기반의 XML Tree를 설계하고 구현하는 방법을 제시한다.

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