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      • KCI등재

        유화 Chlorosulfonated Polyethylene Rubber (CSM)의 제조 및 특성 연구

        이은경,최교창,최세영 한국고무학회 2005 엘라스토머 및 콤포지트 Vol.40 No.1

        본 연구에서는 CSM 에멀젼의 물성을 향상시키고자 금속성 가교제인 magnesium carbonate 및 calcium hydroxide를 첨가하여 가교밀도, 열적특성, 표면자유에너지 그리고 인장강도, 파단신율 및 인열강도 특성을 고찰하였다, 금속성 가교제인 magnesium carbonate 및 calcium hydroxide 양이 증가함에 따라 CSM 에멀젼 필름은 가교밀도는 증가하였고, 이에 내수성과 T_(g) 값도 증가하였다. 금속성 가교제로 magnesium carbonate를 첨가하였을 때 calcium hydroxide에 비해서 다소 높은 가교밀도와 T_(g) 값을 보였다. 하지만 CSM 에멀젼 필름의 표면에너지 및 기계적 특성들은 다소 다른거동을 보였다 Magnesium carbonate 0.75% 그리고 calcium hydroxide 1.0% 첨가한 경우가 가장 높은 표면 자유에너지 값과 인장강도 및 인열강도를 보였으나, 그 이상의 양을 첨가하였을 경우에는 오히려 감소함을 확인하였다. 그러므로 본 연구에서 CSM 에멀젼의 물성을 향상시키는데 적용되는 금속성 가교제로서 calcium hydroxide 보다 magnesium carbonate가 더 적당하며, 0.75% 첨가하였을 때 보다 향상된 물성을 얻을 수 있었다. In this work. magnesium carbonate and calcium hydroxide as metallic crosslinking agent were added to chlorosulfonated polyethylene rubber (CSM) emulsion to enhance the mechanical properties of emulsion film such as tensile strength. elongation at break, and tear strength and crosslinking density. thermal features, and surface energy were also investigated. Crosslinking density of the CSM emulsion film with increasing the amount of magnesium carbonate and calcium hydroxide increased. leading to the enhancement of water resistance. It was shown that compared with calcium hydroxide, magnesium carbonate had a little higher crosslinking density and To value. The surface energy and mechanical characteristics of the CSM emulsion film, however, showed somewhat different behaviors. The highest surface energy. tensile strength. and tear strength were observed when 0.75° o for magnesium carbonate and 1.0° o for calcium hydroxide were added respectively. Therefore. it can be concluded that as metallic crosslinking agent to improve water resistance and mechanical properties of the CSM emulsion, magnesium carbonate is more preferable to calcium hydroxide

      • KCI등재후보

        의료인과 비의료인의 인터넷을 통한 식품영양정보 습득 및 활용에 관한 비교 연구

        한상진,서은영,김우경 동아시아식생활학회 2004 동아시아식생활학회지 Vol.14 No.3

        This study was conducted to compare the acquiring and using patterns of information about food and nutrition between medial professional group(MP) and non-medical professionals group (NP). Questionnaire survey were done by total 310 subjects, 149 doctors/nurse (MP) working in Dankook University Hospital and 161 general laborers (NP) in Cheonan area. Personal characteristics, interests in food and nutrition information, and application of information about food and nutrition were asked in questionnaire. Age of MP and NP ranged from 20 to 50. In education level, 59.8% of MP and 46.6% of NP had college degree. The source of information favored the most was the internet website, 53.0% in MP and 51.6% in NP. The most interested information subjects in MP were 'the diet therapy related to diseases', and 'cooking recipes' in NP. The information was applied to their real life in 55.7% of MP and 58.4% of NP. The percentiles who would like to take part in the education about food and nutrition through internet system were 44.3% of MP and 34.8% of NP. From the results of this study, we concluded that many of MP and NP wanted and needed the education on food and nutrition through internet system. For being the better and more efficient source for the information about food and nutrition, internet websites should provide accurate informations and easier method to find the needed information to the users.

      • KCI등재

        암 병동 간호사의 통증관리에 대한 지식과 태도

        공성화,방찌야,서민숙,현신숙,김희정,이미애1,이미애2,유현희,허재경,김은애,박경숙 성인간호학회 2004 성인간호학회지 Vol.16 No.1

        Purpose: The purpose of this study is to evaluate the knowledge and attitudes of oncology ward nurses toward cancer pain management and to find ways to improve the educational program for nurses. Method: A total of 209 nurses working at the oncology ward of three hospitals in Seoul and a Gyenggi Province. The survey instrument used was the 32-item scale for evaluating nurses knowledge and attitudes originally developed by McCaffery and Ferrell'(1990). that was by Kim'(1997). Result: In terms of the nurses knowledge of pain management. the result showed that the nurses scored an average of 67.8 out of 100 for phamacokinetics of opioids. 84.8 for classification of analgesics, 60.1 for pain assessment, and 70.7 for drug administration. 18.2% of the nurses hesitate to inject the narcotic agent because of concerns regarding the drug's potential side effects. there was significant difference in the knowledge of pain management according to the general characteristics of pain in terms of the nurses age(p=.001), position (p=.016). years of experiences(p=.002), experience of cancer pain education(p= .001). Conclusion: The also showed that nurses working at cancer ward lack knowledge. It is important to provide intensive education to nurses about cancer pain management.

      • KCI등재후보

        『무정』의 계보 : 『무정』의 정본 확정을 위한 판본의 비교 연구

        김철,이경훈,서은주,임진영 민족문학사학회 2002 민족문학사연구 Vol.20 No.-

        이광수의 장편소설『무정』은 단행본으로 출판되는 과정에서 편집자에 의해 심하게 훼손되고 변개(變改)되었다. 신뢰할 만한 정본(定本)이 부재한 상태에서 그동안의 연구자들은 변개의 양상이 가장 심한 1962년도 삼중당 전집의 『무정』을 텍스트로 사용하였다. 이러한 현실이 『무정』연구의 질적 발전을 가로막았다. 이 논문은 이러한 사정에 주목하여, 1917년『매일신보』에 연재된 최초의 『무정』으로부터 가장 최근에 출판된 『무정』에 이르기까지 모두 아홉개의 판본을 검토하였다. 이 검토를 통하여 식민지 시대에 출판된 『무정』의 간행 상황과 그 판본들의 차이, 1956년 광영사에서 간행된 『무정』에서 가장 심한 훼손이 이루어진 사실, 그 이후 아무런 의심 없이 이 판본이 연구용 텍스트로 사용되어 온 사실 등이 밝혀졌다. 1990년대 이후 『무정』이 정본을 출판하기 위한 몇몇 시도가 있었지만, 그것 역시 오류가 많은 것들이어서 정본이라고 할 수 없다. 이 논문에서는 보다 완벽한 『무정』정본의 간행을 위해 기왕의 주요 판본들을 비교 검토하였고, 이에 따라 『무정』정본의 출판을 위한 기본적인 조건들이 마련되었다. A lot of paragraphs of Yi Kwang-Soo’s novel MuJeong had been changed and even spoiled by editors while it was published Many researches have used MuJeong SamJungDang Co. 1962 as an original text, which was most severely spoiled by editors. Reflecting upon this situation, we have scrutinszed nine texts, that is, from the first serialized MuJeong in Maeil Shinbo 1917 to the last one which was published most recently. From this scrutiny, we came to know not only many differences among the texts but also the fact that MuJeong has been published eight rimes during colonial era. Allthough there have been several tries to publish the original text of MuJeong since 1990’s they also include a lot of errors. From the scrutiny of this paper, we would be provided with the fundamental materials for the more complete text MuJeong.

      • 서울 시내 일부 대학생의 성지식과 성태도에 관한 연구

        김보배,노은경,박서영,박영,오승희,전영란,차현진,윤희상,김수지,이자형 이화여자대학교 간호과학대학 2004 이화간호학회지 Vol.- No.38

        This study surveyed and analyzed comparatively college students-knowledge' attitude, was to cultivate the right knowledge and attitude on sex, and serve the foundational data for the suitable sex education. The purpose of the study was to identify and examine: 1) students; sexual knowledge and sexual attitude; 2) the differences between variables of gender, age, and self-perceived sexual knowledge in relation to sexual knowledge and sexual attitude; and 3) the relationship between sexual knowledge and sexual attitude. For this study the questionaires were given to 300 students from five different universities located seoul areas. the questionaires were collected Jenuary 8th to 15th in 2004. Two hundred and nigty one samples were analyzed for the study. The adapted SKAT(saxual knowledge & attitude test; Lief & Reed, 1986) was used to determine sexual knowledge and the students' sexual attitude. Collected data were analyzed statistically by means of percentage, t-test, ANOVA test, and pearson correlation analysis with SPSS 12.0 package program. The main results of this analysis are as follows: Participants consisted of male(48.1%) and female(51.9%) which were mainly between the ages of 21.25(71.8%) with an age range of 19 to 30. Knowledge of sexual disease was scored highest of 92.4%, and konwledge of the knowledge of the male and female's anatomy was the lowest at 60.9%. The respondents' level of sexual attitude was tolerant as on average 3.66(on the basis of 5) Relating to the items, the respondents' score of the sexual curiosity was 4.16, sexual behavior 3.85, self-consolation 3.81, aborthon 3.23, virgine 3.19, extramarital experiences 3.17. There were no significant differences in sexual knowledge between male and females, between younger and older students, residence, sexual experience, and how students mainly obtained their sexual knowledge. But a significant difference was also found religion in their sexual attitude(p<.005). In addition, results showed the relationship between sexual knowledge and sexual attitude(P=0.332).

      • KCI등재후보

        학교행정가의 리더십과 핵심역량에 대한 인식 연구

        조경원,한유경,서경혜,조정아,이지은 이화여자대학교 교육과학연구소 2006 교육과학연구 Vol.37 No.1

        21세기 지식정보화 사회는 전통적인 학교교육의 변혁을 요구한다. 이에 학교교육 개혁을 성공적으로 이끌어 나아갈 수 있는 교원의 리더십 특히 학교행정가의 리더십이 절실히 요구되고 있다. 그렇다면 지식정보화 사회에서 요구되는 학교행정가의 리더십이란 무엇이며 어떤 역량을 포함하는가? 본 연구는 학교행정가의 리더십과 핵심역량에 대한 선행연구가 학교 현장과는 유리된 채 이론적, 당위적 수준에 그치고 있다는 문제의식에서 출발하여 학교행정가의 리더십을 구성하는 핵심역량이 무엇인가에 대한 교사, 교감, 교장, 행정실장 및 서무부장의 인식을 파악하고 이들 집단의 인식을 비교 분석하는 데 목적을 두었다. 이를 위해 우선 문헌연구를 통해 리더십에 대한 관점과 개념의 변화를 고찰하였고 변혁적 리더십 관점에 기초하여 학교행정가가 갖추어야 할 핵심역량으로 교육적 리더십, 학교 계획 및 조직, 학교교육과정 편성 및 운영, 학교운영, 인적자원 개발, 학교재정 관리, 교육법 이해 및 집행, 학교교육정책 이해, 학교·학부모 및 지역사회 협력, 정보통신기술 활용과 같은 열 가지 역량을 도출하였다. 문헌연구를 통해 도출된 핵심역량에 대한 학교 현장의 관점을 알아보기 위해 초·중·고등학교 교직원을 대상으로 10대 핵심역량의 중요도와 현재 실행정도에 대해 설문조사를 수행하였다. 설문조사에는 144개 학교의 교직원 1,136명이 참여하였다. The purpose of this study is to investigate the perspectives of teachers, vice-principals, and school staff on school administrators' leadership and core abilities. For this purpose, first, we examined the perspectives and concepts of school administrator's leadership and identified 10 core abilities that constitute the school administrator's leadership. Second, we developed a questionnaire to investigate the perspectives of teachers, vice-principals, and school staff on to what extent the 10 core abilities are important and whether their school administrators actually exert these 10 core abilities. Finally, we conducted a survey research, including teachers, vice-principals, and school staff with various years of experiences in elementary and secondary schools in Korea. The findings show that teachers, vice-principals, principals, and school staff consider the 10 core abilities very important for school administrators. However, they perceive that school administrators, in reality, do not exert the 10 core abilities as much as they think these abilities are important. In particular, teachers rated school administrators' leadership relatively low compared to principals, vice-principals, and school staff. The difference between their perception on the importance and exertion of 10 core abilities indicates the need for programs that promote the development of 10 core abilities for school administrators and consequently support the development of school administrator's leadership.

      • KCI등재후보

        고혈압·당뇨병 신규 환자 발견 이후 지역사회 협력을 통한 등록관리가 치료순응도 및 혈압 및 혈당 조절에 미치는 영향

        홍두호(Duho Hong),서화정(Hwa-jeong Seo),강경희(Kyoung-hee Kang),김은주(Eun-ju Kim),임정수(Jeong-Soo Im),오대규(Dae-kyu Oh),임준(Jun Yim) 한국농촌의학 지역보건학회 2008 농촌의학·지역보건 Vol.33 No.3

        인천광역시의 2개 지방자치단체에서 고혈압과 당뇨병의 관리를 위해 민간의료기관과 함께 만든 만성질환등록관리체계의 효과를 평가하였다. 만성질환등록관리체계에 등록관리가 이루어지고 있는 군이 미등록군에 비해 치료순응도와 혈압 및 혈당의 조절 정도가 좋은지를 평가하였다. 자료분석은 로짓회귀모형을 구축하여 이루어졌고, 다단계 변수 선택법을 사용하여 교차비와 95% 신뢰구간을 구하였다. 연구결과 등록관리군이 미등록군에 비해 치료순응도가 5.5배 높았고, 혈압 및 혈당의 조절이 3.78배 더 잘 되었다. 향후 이러한 효과가 인천광역시 전체 사업으로 확대된 후에도 지속되는지를 평가할 필요가 있다. Objectives : Incheon metropolitan city has set a model program of community partnership for hypertensive or diabetic patients detection and follow-up since 2005. This study examines the effects of the model on the compliance and the control of blood pressure or blood sugar level Methods : Telephone-surveys were done for 140 persons selected from 408 patients who were detected newly as hypertensive or diabetic patients at Gangwha-Gun and Seo-Gu in Incheon between January 1st and August 31th in 2006, and finally completed in 110 patients(78.6%). Survey questionnaires included socio-demographic(age, gender, and educational level), health behavioral (smoking, drinking, physical activity, and diet), and therapy-related (registration state, compliance, blood pressure or blood sugar control) variables. Odds ratio and 95% CI were derived from logistic regression model. Results : Registered group exhibited high compliance and well managed blood pressure or blood sugar level. The odds ratio of registration were 5.55(95% CI:1.83~16.89) for compliance and 3.78(95% CI:1.43~9.99) for blood pressure or blood sugar control after adjusting for age, gender, disease, and area Conclusions : It is independently related to compliance and blood pressure or blood sugar control whether the patient is registered or not. To control hypertension or diabetes mellitus in terms of compliance and control state, a community-based registration program through community partnership could be a powerful tool.

      • RAW264.7 세포에서 interferon-r 및 LPS에 의해 유도되는 NO생성에 미치는 TALT-35의 영향

        박종일,박경석,김종석,박지훈,윤은진,송경섭,서강식,김훈,윤완희,박승길,임규,황병두 충남대학교 생물공학연구소 2006 생물공학연구지 Vol.12 No.-

        TALP-35 purified from human term placenta is known to increase microtubule polymerization and stabilize the polymerized microtubule. To examine the effect of TALP-35 on immune system this study was performed. MTT assay was performed to investigate the effect of TALP-35 on the proliferation of RAW264.7 cells. TALP-35 dose dependently suppress the proliferation of RAW264.7 cells at high concentration (above 1 μM) in unstimulated cells, in case of 10 μM TALP-35 treated cells the suppression was 25% but in stimulated cells it was only 15%. Cosedimentation assay was carried out to investigate whether TALP-35 can bind to tubulin of RAW264.7, monocyte/macrophage lineage of mouse, and polymerize it. TALP-35 polymerize the tubulin of RAW264.7 cells and sedimented in dose-dependent manner. To investigate the effect of TALP-35 on the expression of iNOS protein western blotting was performed. The expression level of iNOS was decreased dose dependently in high concentration of TALP-35 treatment. To examine the activity of iNOS, secreted NO was determined by method based on Griess reaction. Interferon-γ and LPS-stimulated production of NO from RAW264.7 cells was decreased dose dependently above 0.1 μM concentration of TALP-35 and 50% is decreased at 10μM of it. This study shows TALP-35 can control cytokine induced-iNOS expression therefore it might control inflammatory diseases.

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