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      • KCI등재

        Association between business switch or liquidation, and the demographics of Small and Medium Enterprises in South Korea

        DongBin Jeong 한국유통과학회 2018 The Journal of Industrial Distribution & Business( Vol.9 No.9

        Purpose – In this study, we consider and examine relationships between reasons for business switch or liquidation (BSL), and the demographics of small and medium enterprises (SMEs) in South Korea. The related five variables are occupations, administrative districts, age of employer, firm age and foundation motivation. In addition, eleven levels in association with reasons for BSL visualize the corresponding demographics by measuring their similarity on the dimensional planes assuming that the association exists between variables under consideration. Research design, data, and methodology - This study is done by the Ministry of SMEs and Startups in 2016 and examines 20,307 small and medium enterprises. For examining the distinct relationships among variables under consideration, both chi-squared test and correspondence analysis as main statistical tools are used. Results - The results show that among levels of reasons for BSL the three levels –weakening profitability, poor sales and economic depression- are main ones for the five demographics variables mentioned above, and we can obtain the detailed associations between attributes of corresponding variables by inspecting the two dimensional plane. Conclusions - This study suggests reasons for BSL are closely associated with the five different demographics variables – Administrative districts, Firm age, Occupations, Age of employer and Foundation motivation-by looking over results.

      • 도시지역 보건사업에서 컴퓨터의 활용방안에 관한 연구

        염용태,이명숙,조병희,송동빈 고려대학교 의과대학 1990 고려대 의대 잡지 Vol.27 No.2

        Nacessity of new communication media in information society is repidly increasing in many fields of Korea. It includes the field of primary helath care in the courses of collecting informations on demographic feature, social characteristics and health behavior of peoples. In light of above reasons, the authors attempted to utilize personal computers for the primary health services to promote health of unban people as a pilot study in Guro-6- Dong, Seoul. Five nurses working in Guro-6-Dong Health Subcenter completed family health records of 3,930 households among the total of 4,270. A total of 3,904 family health records among 3,930 were computerized and sorted out in categories of population characteristics, population dymanics, characteristics of householders, housing, family planning, maternal and child health(M.C.H), health status of residents and of others. Names of risky category in M.C.H, and family planning were listed and the lists were handed to the nurses concerned in order to practice proper cares in time. Sorted data were compared with ones of City of Seoul, average of other cities, and ones of nationwide. With the results of above practice, in terms of utilization of computer in uban primary health sevices, the following strategy was proposed. In order to provide proper health services the unban people demanded, efficient devices of information collection, processing and interpretation systems on health were urgently needed in every dong unit(health subcenter) of health centers. Recommended was personal computer network as a new communication media. Additional advantages of the devices were continuity and efficiency in services, and utilization in evaluation of health services and analysis of cost -effectiveness.

      • 초음속 배기노즐의 공력음향과 유동특성

        이동훈,임정빈 서울産業大學校 2000 논문집 Vol.51 No.2

        This paper describes the experimental results for the flow characteristics and the aeroacoustics of a perforated tube attached at the exit plane of a circular convergent nozzle. The experimental results for the near and far field sound, the visualization of jet structures and the static pressure distributions in the jet passing through a perforated tube are presented and discussed in comparison with those for a simple tube. The perforated tube has a good performance to suppress the shock-associated noise as well as the turbulent mixing noise. This noise suppression is due to the modification and the elimination of shock waves in a jet plume that depend upon the porosity of a perforated tube. The pressure relief caused by the high-speed jets through holes on the tube results in the transformation of normal shock waves into weak shock waves like Mach wave.

      • 간호실무 표준화 연구

        조동숙,임숙빈,원종순,김옥수,김경애 서울보건대학 1995 서울보건대학 부설 병원경영연구소 논문집 Vol.1 No.1

        A study on the standard of nursing practices. In order for new nurses to increase rapid adaptation and realistic nursing practice abilities in a new clinical setting, it is essential that there be a congruence with contents and methods of nursing practice education between the nursing education agency and clinical nursing practice managers. Therefore, a research on standard nursing practice for new nurses was conducted in order to induce common understanding about nursing practice between instructors of nursing college and head nurses of hospital, before opening 500∼700 bed sized hospital which used clinical practice setting for this nursing college and main working field after graduation. To achieve the above research purposes, nursing practice education materials for new nurses of two affiliated hospitals and four 500∼700 bed sized hospitals were collected. And then the contents of 6 materials were categorized according to theme, afterwards new contents of education materials were selected through discussions among the 5 researchers. Ultimately, the standard of nursing practices for new nurses was developed in hospital with 500∼700 beds.

      • 에이즈 환자의 거대세포바이러스 감염증

        김홍빈,박상원,김남중,최희정,신동현,오명돈,김우호,정흠,최강원 대한감염학회 1998 감염 Vol.30 No.4

        배 경 : 거대세포바이러스 감염은 인간면역부전바이러스 (Human Immunodeficiency Virus, HIV) 감염자에서 발생하는 가장 중요한 기회감염증의 하나이다. 특히, 국내에서는 95%이상의 국민이 거대세포바이러스의 1차감염을 경험한 상태이므로 에이즈 환자에서 거대세포바이러스 질환의 빈도가 높을 것으로 예상된다. 대상 및 방법 : 1987년 10월부터 1996년 9월까지 서울대학교 병원에서 추적 관찰하였던 128명의 HIV 감염자를 대상으로 하였다. 이들 환자의 의무 기록에서 임상 자료를 얻었다. 거대세포바이러스 망막염은 안과 전문의의 임상적인 소견으로 진단하였으며, 위장관 등 망막이외 부위의 거대세포마이러스 질환은 조직학적으로 확인된 경우에 한하였다. 결 과 : 대상환자 128명의 추적관찰기간은 중앙값이 6(0∼59)개월 이었으며 7명 (5.4%)에서 거대세포바이러스 질환이 발생하였다. 거대세포바이러스 질환은 망막염이 6예, 식도염이 2예, 대장염이 1예, 폐렴 및 부신감염이 1예, 범발성 감염이 1예였다. 거대세포바이러스 질환의 발생빈도는 CD4+ 림프구 수가 적을수록 높았으며, CD4+ 수가 200/㎣미만인 환자 중 15% (6/33)에서 거대세포바이러스 질환이 확인되었다. 11예 중 9예를 ganciclovir로 치료하였으며 이중 7예에서 호전 또는 진행의 억제가 확인되었다. 추적관찰이 가능한 6예 중 3예 (50%)에서 재발하였다. 결 론 : 국내 에이즈 환자에서 거대세포바이러스 질환은 비교적 흔한 기회감염증이다. Background : Cytomegalovirus (CMV) infection is one of the important opportunistic infections in immunocompromised patients. In Korea, seroprevalence of IgG against CMV is over 95%. Therefore, CMV diseases are expected to be a prevalent opportunistic infection in AIDS patients. in Korea. Methods : We reviewed the medical records of 128 patients with HIV infection who visited the Seoul National University Hospital during the period from Nov. 1987 TO Sep. 1996. All the patients were examined by one ophthalmologist and the diagnosis of CMV retinitis were made by funduscopic findings. Other CMV diseases were diagnosed when histopathologic examinations showed the characteristic cytomegalic cells. Results : Median duratior, of follow-up was 8 months. Eleven CMV diseases were found in 7 patients (5.4%): 6 patients ahd retinitis, 2 esophagitis, 1 colitis, 1 pneumonitis, and one patient developed disseminated infection. Fifteen percent (6/33) of the patients whose CD4+ lymphocyte counts were less than 200/㎣ at baseline developed CMV diseases. Out of the 9 cases treated with ganciclovir, 7 improved or were stabilized. No patient received maintenance treatment and 3 had relapsed. Conclusion : CMV diseases are common opportunistic infections in AIDS patients in Korea.

      • KCI등재후보

        실크 피브로인의 대규모 투석 공정의 단위 모듈의 개발

        김동우,하성진,임건빈,허원 江原大學校 産業技術硏究所 2001 産業技術硏究 Vol.21 No.B

        For the development of a large-scale dialysis process for silk fibroin solution, a batch and continuous dialysis chamber was designed and built, which are to be used as a unit module for the process. A series of dialysis experiments were carried out to estimate the kinetic parameters for dialysis using the solutions of salt-solubilized silk fibroin. The solution was dialyzed by distilled water either batch-wise or continuously. Dialysis kinetics was monitored by measuring refractometery at high salt concentration and conductivity at lower salt concentration. The apparent dialysis coefficients were 5.4g/m2-hr and 1.8g/m2-hr, for well mixed batch and continuous dialysis, respectively. The alteration of molecular weight distribution of dialyzed silk fibroin solution was monitored.

      • UTPS를 利用한 地下鐵 需要豫測에 關한 硏究

        任聖彬,李勝煥,金東寧,鄭義溶 명지대학교 1982 明大論文集 Vol.13 No.-

        This study is purported to forecast the demand on subway ridership by using Urban Transportation Planning System(UTPS) which is considered the most efficient of the various demend forecasting programs ever developed. In the study, UTPS Package is introduced, and every program included therein was test-run to analyze any possible limitations and device appropriate methods applicable to a transportation planning in Korea. Various data available in Seoul city were input and necessary caliblations were performed. These results were demonstrated by carring out to the demand forecasting for the Seoul subway lines 2, 3 and 4 and are expected useful for further applications.

      • 흡연자와 비흡연자의 타액에서 코티닌 정량 및 ETS 노출량 평가

        임흥빈,강영국,손형옥,이영구,문자영,이동욱 충북대학교 엽연초연구소 2001 煙草硏究 Vol.18 No.-

        This study was conducted to measure and compare the salivary cotinine concentration between smokers and nonsmokers, and to investigate the effect on the exposure to environmental tobacco smoke(ETS) with housewives, living on an apartment of Korea. Saliva samples were taken from all volunteers and salivary cotinine was analyzed by a developed radioimmunoassay(RIA) method. The median salivary cotinine levels were 52.8±12.6 ng/ml and 44.6± 9.7 ng/ml in male smokers and in female ones, respectively, and they were 4.3±2.1 ng/ml and 2.9±3.1 ng/ml in male nonsmokers and in female ones, respectively. In addition, average salivary cotinine levels were 3.8±2.7 ng/ml in housewives from smoking homes and 2.4±2.4ng/ml in ones from nonsmoking homes. Results obtained from the analysis of salivary cotinine demonstrate that smokers had a significantly higher concentration of salivary cotinine than nonsmoker. But, there was no significant difference in the salivary cotinine concentration for housewives living in apartment between with smoking husband and with nonsmoking husband.

      • KCI등재

        조기영어교육 실태조사 연구

        정동빈 중앙대학교 외국어문학연구소 2000 외국학연구 Vol.- No.4

        <Abstract>The purposes of the present study were to find out the problems in the primary English education by doing research on the actual conditions, and to provide some suggestions for them to improve their educational effects. The areas of the present study are as follows: first, at what year is the best time for the primary English education to start, second, how many hours are proper for the student to take in a week, third, where is the best place for the primary English teacher to be trained, fourth, whether the English teachers are satisfied with their training contents or not, fifth, which educational situation they have or what kinds of educational instruments their schools have; sixth, what they think about the contents of the text books, and seventh, what the responses of the students learning English are. As a result of the present study, it shows that there are many problems in the English education of the elementary schools. So, the present study suggests some improvements or solutions as follows. First, the best time to teach English to the primary school students is the 3rd grade, in other words, as present. Second, the 2 hours of English class are also to exist as present. Third, children should be taught by competent English teachers: and the opportunities of English training for the teachers should be given whenever they want. Fourth, the evaluation report of text book should make out by teachers, then the publisher of text should change their next text. Fifth, each school has to get a multimedia system, such as a language laboratory and computer system. Sixth, the number of students in a class should be cut down. Finally the English education of the elementary school in Korea has been enforced under the poor circumstances in their administrative and financial policy and has been founded to have many problems within them. So this study will be helpful in solving and to improving the problems of the present primary English education.

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