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        이혜성,김태련 이화여자대학교 한국문화연구원 1995 韓國文化硏究院 論叢 Vol.66 No.1-3

        This research is about success and role conflict in which through the use of questionnaires success perception, success attributes, role conflicts in the success pursuit process, and coping methods have been surveyed. Result is summarized as following: above all, the meaning of success appeared differently to men and women. Standards of mens success are mainly occupation, economic power and ability, on the other hand, womens success is happy family. In the items to measure the degree of success, general success evaluation scores are high, however, the sex difference is not appeared. On the other side, as a result of the survey to find out how success perception relates to personality of the individual person, androgynous trait is the most important personality characteristic in all aspects of success. And as male trait is important in occupation of success perception, female is in family and interpersonal relationship. Attribution of the success cause appeared in order of ability, effort, interest, and aptitude consistently with the general success groups attribution pattern. Analysis of conflicts meeting in the process of success pursuit, cause of conflicts pointed out to be at work is job dissatisfaction, problem of parelling work and family at the same time, conflict with boss, and differences in values at the job. And in family the cause is children, economics, family health, conflicts with in-laws and there to with spouse. In the result, there appears to be no difference in work or family in coping methods of these conflict phenomenon. However, in the group which actively tries to find coping method showed sex differences. There appeared more response in women as to men to look for where can give out help. Where as in the inactive coping group, high response in men appeared to stick with the methods of previous problem solving. These results show necessity of not only women counseling centering those women who need help, but also men counseling for those men who do not seem to recognize the apparent necessity of counseling. However, in order to get the counseling effect, it needs an approach in where clients traits are carefully considered. In a time context where success is emphasized, it is earnestly needed to recognize various problems of success, to understand those conflict phenomena produced in the success process, and to seek coping methods for these. Accordingly, through counseling procedures and vast amount of knowledge about success and its various problems should be reflected in counseling. Therefore to seek ways and means to help and individual for further successful adjustment.

      • 가스 원적외선 건조기술

        尙凞善 慶一大學校 1997 論文集 Vol.14 No.2

        열풍·온풍을 이용한 건조 시스템은 열효율이 낮고, 건조속도가 느리며, 석유류의 사용으로 인한 대기오염 등의 문제가 있다. 본 연구에서는 원적외선 발생용 세라믹 코팅관을 개발하고, 가스 연소시스템에 적용하여, 대표적인 농산물, 수산물 및 세라믹 Coating 전자부품을 대상으로 세라믹이 코팅되지 않는 나관의 경우와 비교하여 전열실험을 수행하여 비교·검토하였다. 실험결과 열방사관의 복사능의 효율은 온도에 따라 다소 다르나, 표면온도가 90℃에서 복사능이 94%이상으로, 건조기의 열효율이 열풍·온풍을 이용한 건조 시스템에 비하여 20%이상 높았으며, 건조대상물의 두께가 두꺼울수록 높았다.

      • 구조용 세락믹스 재료의 열복사 성질에 관한 연구

        尙熙善 慶一大學校 1990 論文集 Vol.6 No.1

        Alumina, Zirconia, Silicon Nitride, Sillcon Carbide의 수직반사율과 확산반사율을 온도 300~700K및 0.45~32㎛의 파장역에서 측정하였다. 결과를 4유속 이론으로 해석하여, 열복사 성질을 결정, 함수화 하였다. 그 결과 임의의 온도, 파장에 있어서 열복사의 물성값이 계산 가능하게 되었고, 또한 Alumina를 코팅한 Hastelloy X의 수직복사율을 계산하여 나타내었다. Ceramics are sintered nonmetallic materials, and have excellent heat resisting properties, Radiations properties of nonmetallic materials are distinguished from those of metallic materials in the features. First, they are scattering and semitransparent media of radiation. The properties are caused by the nonhomogeneous structure and the low electric conductivity. Second, in the case of ceramics, atomic properties are important rather than electric properties. Storong absorption bands of lattice vibration are observed in the infrared region. This study is to develop a model for Heat transfer of porous ceramics material. Heat transfer model was proposed, considering both the conduction and radiation. These experimental results were satisfactorily correlated by the proposed Heat transfer model. This study describes one approach to predicting radiative heat flux in ceramics material. The spectral extinction coefficients and scattering albedo in the wave length 0.45~30㎛ were determined from results of optical transmission and reflection measurements. Spectra of diffuse and specular reflectance of Alumina, Zirconia, Silicon nitride and Silicon Carbide are measured in the temperature range from room temperature to 1300℃. The spectra are analyzed on the basis of a isotropic scattering theory and a dielectric theory of lattice vibration. Quantitative expression of radiation properties are obtained for the heat transfer estimation.

      • 動力 Plant에 있어서 Energy 有效利用을 위한 蒸氣 Turbine-熱 Pump複合 Cycle에 對한 硏究

        尙凞善 慶北工業專門大學 1979 論文集 Vol.16 No.-

        We put an end to it as a result of so far discussed study, the following statement s become very manifest. 1. We acknowlege, the higher temperature of heat or condensate temperature of Heat pump generate at compound cycle, the lower the ??, the higher ?? and the lower the ?? 2. If the lower evaporate temperature of Heat pump, the lower the ?? or ??. The ratio is larger Condensate temperature. But it is influence on ?? or >>, the less ??, the far lower ?? or ?? 3. If the lower ??, ?? or ?? decrease by straight line and the higher condensate temperature, the ratio is larger. If ?? is 70℃, ?? become less 10% and ?? lower approximately 6%. But it is less then influence condensated temperature of steam tubine. 4. If partial of heat generated at heat pump condenser used at heat in Boiler feed water, the higher ?? or ??. If ?? is 50℃, ?? larger approximately 2.5%.

      • Nd:YAG 레이저 여기 H₂/CH₄ 라만 레이저의 출력 특성

        전성률,이주희,황인덕 慶熙大學校 레이저工學硏究所 1997 레이저공학 Vol.8 No.-

        In this paper,we have developed H₂/CH₄ Raman laser pumped by Q-switched Nd:YAG laser for monitoring Water vapor or Aerosol in the atmosphere. Also we have investigated the output characteristics of H₂, CH₄ and mixed H₂/CH₄ Raman laser as functions of gas pressure and input pump energy, respectively.

      • KCI등재
      • KCI등재후보

        肺癌에 있어서 職業과의 關聯性 硏究

        김두희,박완섭,손지연,이종영,홍성철 大韓産業醫學會 1995 대한직업환경의학회지 Vol.7 No.2

        폐암에 대한 직업의 관련성을 밝히기 위하여 1993년 11월에서 1994년 8월까지 대구 시내 2개 종합병원에 입원하여 병리 조직학적으로 진단된 168명의 폐암 환자와 같은 병동에 있는 내과 환자를 연령군과 성별로 빈도 짝짓기하여 168명의 대조군으로 선정하였다. 직업력과 유해 물질의 폭로력, 거주 환경, 흡연에 관한 정보는 설문지를 통하여 얻었다. 흡연 상태를 보정하고 연령군과 성별에 대한 짝지은 자료에 대하여 직업과 산업 분류에 대한 폐암 발생의 상대 위험은 농업 종사자에서 유의하게 높았고(OR=1.84 ; 95% 신뢰구간 1.16-2.94) 생산직, 가내 수공업, 운수창고통신업, 숙박음식업, 건설업에서도 높게 나타났으나 유의하지 않았다. 그러나 가사(OR=0.31 ; 95% 신뢰구간 0.11-0.89), 관리직(OR=0.22 ; 95% 신뢰구간 0.08-0.61), 공공 행정업(OR=0.23, 95% 신뢰구간 0.08-0.66), 공공 사회및 개인 서비스직(OR=13 ; 95% 신뢰구간 0.03-0.56)에서는 폐암 발생의 상대 위험이 유의하게 낮았으며, 전문직, 도소매업에서도 낮게 나타났으나 유의하지 않았다. 거주 환경에 따른 폐암 발생의 상대 위험은 연탄난로 사용자(OR=3.00 ; 95% 신뢰구간 1.06-8.52)와 농약 사용시(OR=2.14 ; 95% 신뢰구간 1.36-3.37)에 통계학적으로 유의하게 높았고, 공장지대 거주자에서도 높게 나타났다(OR=1.97 ; 95% 신뢰구간 0.92-4.27) 그러나, 중앙집중식난방사용자(OR=0.5 ; 95% 신뢰구간 0.28-0.89)에서는 낮게 나타났으며 통계학적으로 유의하였다. 유해 물질 폭로에 따른 폐암 발생의 상대 위험은 농약(OR=2.07 ; 95% 신뢰구간 1.31-3.26)과 용접 및 흄(OR=10.56 ; 95% 신뢰구간 1.07-103.90)에 폭로시 유의하게 높게 나타났다. 흡연에 의한 폐암 발생의 상대 위험은 비흡연자에 비하여 흡연자(OR=3.98 ; 95% 신뢰구간 1.88-8.45)와, 과거흡연자(OR=4.50 ; 95% 신뢰구간 1.99-10.16)에서 높게 나타났다. 이상의 결과로 비록 흡연이 폐암의 중요한 원인이지만 흡연의 영향을 보정한 후에도 대기오염 및 직업과 폐암과 관련성이 있음을 보여주고 있으며, 앞으로 이러한 직업에서 어떠한 위험 요인이 있는지에 대한 추구가 필요하여 그에 대한 예방 대책을 밝히는 연구가 필요하다. The relationship between occupation and risk of lung cancer was analyzed in hospitalbased case-control study conducted in Taegu on 168 patients with histologically confirmed lung cancer and age group(30-39, 40-49,etc) and sex frequency-matched 168 controls admitted into hospitals for other internal medicine problems. A self adminstered questionnaire was used to obtain occupation, resident environment, smoking histories and specific agent exposure history. The conditional logistic regression was used to estimate oddsratio for age group and sex frequency matched, after controlling for smoking status(non smoker, exsmoker, current smoker) Significant association was observed for farmer[odds ratio(OR), 1.84 ; 95% confidence interval(CI), 1.16-2.94], briquette stove users[OR, 3.0 ; 95% CI, 1.06-8.25], agricultural chemicals users[OR, 2.14 ; 95% CI, 1.35-3.37], and welding/fume exposures[OR, 10.56 ; 95% CI, 1.07-103.90]. Although there were elevated risks associated with production, home industry, transportation/storage/communication, lodgement/food worker and construction, none were statistically significant. The effect of smoking was showed significantly increased risk for exsmoker [OR, 4.50 ; 95% CI, 1.99-10.16] and current smoker [OR, 3.98 ; 95% CI, 1.88-8.45]. As results, although smoking is important risk of lung cancer, occupation and resident environment are showing association of lung cancer. So further evaluation is necessary for occupation risk and take preventive measures.

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