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      • 교사가 지각하는 유치원 직무만족도에 관한 연구

        신인숙,최보영 啓明大學校 生活科學硏究所 2002 科學論集 Vol.- No.-

        The purpose of this study was to examine the level of job satisfaction of kindergartens teachers to find out problems there. For this study, participants were 92 teachers from public kindergartens and 132 teachers from private kindergartens in Dae-gu and Kyung-book areas and the questionnaire made by Jorde - Bloom(1988) was used. Surveys with variables such ad kind public or private kindergarten, status(married or unmarried), position, age, rank, educational back ground, career, position, certificate, number of classes, and number of student in kindergartens were carried out. The results obtained were discussed with the variables. The total level of work satisfaction of the teachers was 62.6 persent. The grade indicates that the level of satisfaction is acceptable.

      • 풍진항체 검사법의 신뢰도에 관한 연구 : Comparison of the Methods between the Abbott RUBAZYME kit and the Abboutt IMx Automated Analyzer

        신영전,최보율,최은주,박항배 한양대학교 의과대학 1995 한양의대 학술지 Vol.15 No.2

        Abbott Rubazyme and Abbott IMx, which are most used to prevent Rubella IgG and IgM thesedays, were evaluated for their reliability. Both methods were tested on 305 women, 287 and 18 number of each pregnant and non-pregnant women, in Yangpyong county from March 1993 through September 1993. In addition, they had 14. 3 weeks of pregnant period and 25.8 of average age. It appeared that there was a significant correlation between the titers of Rubazyme and IMx for Rubella IgG (Coefficient Correlation 0.6167, p=0.000) but not for IgM(C. C. 0.0668, p=0.245). Additionally, the correlation coefficient of the two methods for IgG titer of 1st and 4th quartile, 0.6829, p=0.000, were higher than that of 2nd and 3rd, 0.4600, p=0.000, So does IgM : 0.1081, p=0.181 for ist and 4th quartile and 0.0230, p=0.780 for 2nd and 3rd quartile. The agreement rate of positivity was 92.5% for IgG and 99.0% for IgM. The kappa index for IgG was 0.51338. The agreement point of titer, where the number of a people who showed positivity for IgG in IMx test and that in Rubazyme kit test became equal, was 31.3 IU/ml, which was 315% of the original point, 9.949 IU/ml. The agreement rate of both tests for 1gG was decreased to 92.13% but the kappa index was increased to 0.66869 in rasing cut off point of the IMx up to 31.3 IU/ml. Abbott Rubazyme and Abbott IMx tests play important roles in determining the infection of pregnant women and even the prevention of deformation of child and artificial abortion. However, since these two methods turns out not to be reliable to be used through this experiment, physicians should examine the reliability of both methods, and even the possibility of technical errors of them before actual use.

      • KCI등재
      • 무전해도금에 의한 다공성 니켈의 제조에 관한 연구

        신준호,김기원,허보영 국립경상대학교 공과대학 부설 첨단소재연구소 1993 尖端素材 Vol.3 No.-

        A new process on the preparation of porous nickel by electroless plating was developed using fine graphite powders of 1㎛-2㎛ particle diameter and polyurethane foam. In this process, graphite powders were introduced into the pores(foams) existing within polyurethane foam in order to supply electric conducting seeds for nickel deposition by electroless plating reaction. After the electroless plating, remaining polyurethane was removed chemically using organic solvent and most of graphite powder seeds also removed by ultrasonic cleaning. Porous nickel plates with 250㎛-300㎛ thickness and porosity comparable to commercial sintered nickel plate were obtained and found out that the platesare of mono-layer structure composed of spherical nickel particles connected each other in two-dimensional scale.

      • 轉用을 위한 建築物 保存의 論理的 考察

        최보령,신교영,송용호 忠南大學校 産業技術硏究所 1993 산업기술연구논문집 Vol.8 No.1

        This paper deals with the theoretical investigation-definitions, methods, values & criteria, motives and limits & problems-of preservation to adaptive use. The results of this study are as follows. 1) The definitions of preservation are record, symbolic, creative preservation, and its methods are restoration, rehabilitation & renovation, conservation, replication, relocation. 2) The values & criteria of preservation are archtectural, historical, economical value. 3) The motives of preservation are protection our legacy, ensurance variety in the urban fabric, economic, symbolic. 4) The problems of preservation concern the decision of limit and buildings to be preserved, the costs and benefits and the rights of owners & other critizens for preservation. 5) The countermeasers for preservation are demanded criteria for preservation, correct survay & analysis and the studies of development method, architectural engineering for preservation.

      • 연속파형 Nd:YAG SM45C 레이저 용접의 결함 감소연구

        유영태,오용석,노경보,신호준 朝鮮大學校 機械技術硏究所 2003 機械技術硏究 Vol.6 No.1

        본 연구에서는 Nd:YAG 연속파형 레이저를 이용하여 레이저 용접시 레이저빔의 출력에 대한 레이저범의 이송속도를 변화시켜 심입용접을 실시했다. 열처리를 하지 않고 용접을 실시했을 경우 매우 조대한 기공이 많이 발생하였지만 열처리 후 용접을 실시했을 때는 몇몇 미세한 기공만 발생하였다. Present investigation reports on the effect of incorporating pre-heating on the mechanical properties of laser weldi'ng joints. The Nd:YAG laser in combination with the optical fiber increase the automation and the flexibility of a whole industry. The Nd:YAG laser welding process is one of the most advenced menufacturing technologies owing to its high sped and penetration. This paper describes the weldability of Sh4456 carbon steel fox machine structural use by Nd:YAG laser. Optical microscopy SEM were performed to observe the micro structures and to determine the structures of welded zone. In addtion, mechanical propreties, were measured by tensile test to evaluate the formablity of the welded specimen. The results show that proper selection of the control parameters for per-heating technique can result the porosity and cracking of the welding significantly, and improve the welded joints mechanical properties, such as higher tensile strength and better durability.

      • KCI등재

        Streptococcus mutans의 gtfD 유전자 발현에 대한 이온 및 완충액의 영향

        김보영,김신,정진 大韓小兒齒科學會 2004 大韓小兒齒科學會誌 Vol.31 No.2

        글루캔 형성은 이온, 완충액 및 영양물질 등과 같은 구강 내 존재하는 물질과 이들의 변화에 영향을 받는다. 본 연구에서는 치아 우식증의 중요한 원인균인 Streptococcus mutans를 실험균으로 하여 수용성 글루캔 합성 요소인 GTFD 유전자의 발현에 대한 이온 및 완충액의 영향을 Fluorescent in situ hybridization 방법으로 관찰하여 다음의 결과를 얻었다. 1. CaCl₂ 농도가 1.0mM, KCl 농도가 2.5mM, MgCl₂의 농도가 0.4mM일 때 생균수가 가장 많았다. 2. 완충액의 경우 sodium bicarbonate 10mM, sodium phosphate, 1mM, potassium phosphate 0.1mM에서 생균수가 가장 많았고, 3가지 완충액 모두 100mM 농도에서 생균수가 가장 적었다. 3. 자당이 함유되지 않은 BHI 배지에 비해 1% 자당을 첨가한 경우 gtfD 유전자의 mRNA 발현에 따른 녹색형광이 관찰되었다. 4. CaCl₂ 0.25mM 일 때 gtfD 유전자 mRNA 발현에 따라 녹색형광이 대조군보다 강하였고, KCl의 경우 10mM 일 때 대조군과 유사한 녹색형광을 나타냈으나, 다른 농도에서는 거의 관찰되지 않았다. MgCl₂의 경우 각 농도에서 대조군보다 녹색형광이 약하게 나타났다. 5. Sodium bicarbonate, sodium phosphate 완충액의 경우 mRNA 발현에 따른 녹색형광이 각 농도에서 대조군과 유사하게 나타났으며, potassium phosphate 완충액의 경우 100mM에서 녹색형광을 거의 관찰할 수 없었다. The production of a glucan was affected by the concentration of ions and buffer solutions, and nutrients in an oral cavity. In this study, the effects of ions and buffer solutions on the mRNA expression of gtfD gene in Streptococcus mutans, an important causative agent of dental caries, were investigated by Fluorescent in situ hybridization(FISH). At fist, ions and buffer solutions had little effect on the multiplication of Streptococcus mutans. The green fluorescence according to the mRNA expression of gtfD gene was detected in the BHI broth containing 1% sucrose. The intensities of the green fluorescence were strong at 0.25mM of CaCl₂ Little fluorescence was detected by the addition of KC1, except for l0mM KC1 at which fluorescence intensities were similar to those of the control. Fluorescence intensities were weak at each concentration of MgCl₂ when compared to the control. As for buffer solutions, fluorescence intensities were similar to those of the control at each concentration of buffer solutions, except that they were little detected at l00mM of potassium phosphate.

      • KCI등재후보

        GIS를 이용한 산불발생위험지역 구분

        이시영,안상현,원명수,이명보,임태규,신영철 한국지리정보학회 2004 한국지리정보학회지 Vol.7 No.2

        산불로 인한 재해를 미연에 방지하고 피해를 저감하기 위해서는 산불발생위험지역을 사전에 파악하여 예방대책을 세울 필요가 있다. 따라서 본 연구에서는 산불발생인자에 따른 산불발생위험지역을 구분하고자 겸상북도 의성군에서 발생한 산불피해지역에 대하여 임상, 지형 등에 대하여 조사하였다. 조사된 요인들 간 독립성 유무를 상관분석을 이용하여 산불발생과 관련 있는 7개의 주제도를 선정하였으며, 선정된 주제도를 조건부확률과 지리정보시스템을 이용하여 산불발생확률을 계산하였다. 계산된 산불발생확률을 20개 등급으로 지수화하여 산불발생위험지역을 구분하였다. In order to decrease the area damaged by forest fires and to prevent the occurrence of forest fires, we are making an effort to improve prevention measures for forest fires. The objective of this study is to classify hazard regions where forest fires occur based on the factors that contribute to the occurrence of forest fires. Forest fire sites in the Uiseong-gun, Gyeongsangbuk-do were surveyed according to the factors of forest type and topographic characteristics where the forest fires occurred. We used a correlation analysis to determine the forest fire occurrence factors and a conditional probability analysis and GIS to determine a forest fire danger index. The resulting forest fire danger index was used in the classification of forest fire occurrence risk regions.

      • KCI등재

        또 하나의 사회 : 광고에 표현된 한국적 vs 서구적 인간관계

        성영신,허태균,김보경,박정선 한국방송광고공사 2006 광고연구 Vol.0 No.73

        본 연구에서는 광고 비주얼에 표현된 인간관계의 문화적 차이에 따라 소비자의 심리반응이 어떻게 다른지 비교해보았다. 한국적(서구적) 인간관계를 부모 - 자녀, 온가족, 부부, 연인의 네 가지 관계유형으로 나누어 이를 묘사한 인쇄 광고물을 제작한 후, 소비자의 심리반응을 fMRI(기능성 자기 공명 영상) 기법과 설문조사 방법으로 측정하였다. 소비자는 무의식적인 fMRI 반응과 의식적인 반응 모두에서 한국적 광고보다는 서구적 광고에서 더 좋은 반응을 보였다. 특히, 광고효과의 경우 연인광고를 제외한 다른 인간관계 광고들 모두에서 서구적 광고가 더 효과적인 것으로 나타났다. 이렇게 전반적으로 서구적 인간관계 광고가 강한 신경 반응과 긍정적 광고효과를 수반하는 것은 한국인들이 상당히 서구적인 가치관을 가지고 있으며 이를 지향한다는 최근 연구결과와 일치한다. 끝으로, 본 연구결과가 갖는 크리에이티브 측면의 시사점을 제안하였다. 유형별 차이로는 연인이나 부부 광고는 무의식적 반응이나 감정반응에서 한국적인 광고가 보다 긍정적인 결과를 보이는 반면, 가족이 등장하는 광고에서는 서구적 광고가 더 긍정적인것으로 나타났는데, 이는 실험참가자가 인간관계 유형에 따라 다른 문화적 인식과 지향점을 갖으며, 이것이 광고반응에 영향을 미치고 있음을 보여준다. The purpose of the present research was to compare the psychological effects of the Korean human relations advertise(KHRA) to those of the Western human relations advertise(WHRA). The consumers’ physiological and conscious responses to the ads including visual images of Korean(vs. Western) four types of relationship - parentschildren, multi-generation family, married couple, and romantic couple - were measured by fMRI(functional Magnetic Resonance Imaging) and survey. The results revealed that consumers tend to respond more strongly and better to the WHRAs than the KHRAs. Especially, in terms of advertising impacts, the WHRAs were more effective than the KHRAs across the ads of all the three human relations except the ads of romantic couples. These results are consistent with the recent research findings suggesting the Westernizing sifts of Korean cultural values. Finally, they were discussed in the view of the implications of advertising creative tips.

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