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        검색결과 52

        21.
        2010.12 구독 인증기관 무료, 개인회원 유료
        The purpose of this research is to determine the motivational relationship between a school sports c lub and school life adjustment, and to establish the effect of a school sports club. This research can al so be helpful to determine what kind of school s
        6,100원
        23.
        2010.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study was to compare clothing values and clothing purchasing behaviors between Korean and American college students, especially men. Also this study was to analyze the clothing values effect on the clothing purchasing behavior. For the practical study, 200 questionaries were surveyed, 110 from Korea and 105 from American. The average and frequency, t-test, χ2, multi-variate analysis of variance and factor analysis were used for this study. The result showed, first, there were little differences in the clothing value aspect. Both Korean college men and American college men considered the theoretical value to be most important, however, the American college men were higher than the Korean college men for theoretical, economic and political values. Compared to the Americans, the Koreans considered social clothing value to be more important but theoretical, economic and political values were less important. Second, there were some differences in most of all the clothing purchasing behaviors. There were slight differences in the reasons for the purchases between Korean and American college men. Both of them said that they purchase clothes to satisfy their needs. Regarding the information sources for the purchase, The Korean college men were slightly higher than the American college men for the media information sources and lower than them for the human information sources. Regarding the place where the clothes were purchased, the Korean college men preferred to make purchases at department stores, and the American college men preferred shopping malls. Regarding the monthly expenses for clothing, less than 50,000 won($50) was the average for most of the Korean women, but most of the American college women spent 100,000 150,000 won($150) per month. Third, the clothing value was different in the reason for purchasing, the purchasing information source, the purchasing place, and the monthly expenses for the clothing.
        4,600원
        24.
        2008.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        We studied an analytical method for 4 organic acids will be regulated in 2010 using on-line thermal desorber with gas chromatograph/flame ionization detector. Results for each compounds showed good linearity(r² > 0.99) and good precision(RSD < 3%). Minimum detection limit values are about 2~3ppb when we sampled 1.5 L. These values will be reduced to 0.4~0.5 ppb when sampling 10L. We analyzed the 56 ozone precursor standard gas using the same method to see if there are any peaks to be overlapped in ambient air and the results showed that there is no peak overlapped. The linearity, precision and MDL in this study satisfied the guideline of Korean standard method for 4 organic acids. This analytical method in this study could be utilized effectively as on-line monitoring instrument to detect 4 organic acids.
        4,000원
        25.
        2008.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The principal objective of this study was to assess the effects of food involvement moderating the relationship between food choice motives, including health concerns, weight control and ethical concern, and fruit consumption. A total of 290 questionnaires were completed. Moderated regression analysis was utilized to assess the relationships among variables. The results of the study showed that the results of data analysis also indicated good model fit. The direct effects of health concerns on fruit consumption were statistically significant in Models 1 and 2. However, the direct effects of ethical concern on fruit consumption were statistically significant in Model 3. As had been expected, the interaction of ethical concerns and food involvement exerted a significant effect on fruit consumption in Model 3. However, the interaction of health concern and food involvement, as well as weight control and food involvement exerted no significant effects on fruit consumption. Moreover, ethical concerns about fruit consumption exerted a significant negative effect at the low level and a positive effect at the high level of food involvement, except in cases in which the level of food involvement was medium. The results of this study revealed that fruit marketers should attach importance to the interaction effect of food involvement in order to better understand the elements of market demand and customer loyalty.
        4,000원
        26.
        2007.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In this study, we attempt to analyze for 4 compounds (MEK, MIBK, n-Butyl acetate, i-Butyl alcohol) in ambient air using on-line thermal desorber (on-line TD) with gas chromatograph/flame ionization detector (GC/FID). These compounds will be regulated by KMOE (Korean ministry of environment) within 2010. We tested two different experimentation. First, we try to find the influence of Nafion dryer for the 4 compounds. Second, we want to know basic analytical characteristic of target compounds through the linearity, reproducibility, and minimum detection limit. According to this study, target compounds are removed in Nafion dryer more than 80 percent, respectively. So, we progressed next experimentation progressed without Nafion dryer using hydrophobic cold trap. Results for each compounds showed good linearity (r²=0.99 upper) and good precision (RSD=1 % below). In additional, we analyzed the ozone precusors standard gas (56 compounds) using the same method to see if there are any peaks to be overlapped in ambient air. These results showed that there is no peak overlapped. This means that analytical system of this study could be used on-line analytical system. Minimum detection limit (MDL) value for this system are less than minimum malodor threshold concentration.
        4,000원
        28.
        2007.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study examines the background, motivation and purpose of the creation of Hunminjeongeum, which previous research has not poured much attention. The study makes multiple categorization with regard to the motivation and purposes revealed in the preface written by King Sejong. It divides the intention of Hunminjeongeum into two parts: politics-society (p-s) and language-culture(l-c). As for the background fact of p-s, I mentioned the needs of edification and, for the l-c part, I mentioned contradictory relation between the spoken language and the written language through Chinese writing and Idu(吏讀). Motivation and purposes are again divided into a main part and a secondary part. For the main side of p-s factor, I dealt with the efficiency of edification policy and edification purpose. This part also embraces the laws and ordinances regarding agricultural knowledge. And for the l-c factor, I mentioned the problems in the distribution of documents and in the communication with lower classes through Chinese writing and Idu. The secondary part is also divided into p-s and l-c factors. The minor section regarding the motivation and purposes of p-s factor is the disorder of the earlier period of the Joseon dynasty and the justification of the dynasty. For the minor section regarding the motivation and purposes of l-c factor is the confusion of the Chinese pronunciation. Through this classification, this study aims to help to grasp the true meaning and process of the creation of Hunminjeongeum.
        6,300원
        29.
        2006.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study examines the effects of Korean EFL learners’ motivation and anxiety on their English speaking skills with a structural equation approach. The participants of the study are 193 college students enrolled in English conversation classes. The questionnaire on learning orientations, attitudes toward the community of native speakers of English, motivational intensity, class satisfaction and anxiety are given to the college students and their English speaking skills are assessed in terms of IATEFL’s criteria: Range, ease of speech, attitude, delivery, and interaction. Reliability and factor analysis are employed to confirm the internal consistency of questionnaire items and the validity of construct, and a structural equation model is run to examine the relation of Korean EFL learners’ affective aspects to their English speaking skills. The findings of the study are as follows: (1) while Korean learners’ attitudes toward native speakers of English and their community do not contribute to their desire to learn English, their learning orientations are found to affect their desire to learn English. (2) class satisfaction and desire to learn English are found to affect learners’ efforts to learn English, while anxiety is found to negatively contribute to leaners’ motivation intensity. (3) both integrative orientation and anxiety have direct effects on English speaking skills, integrative orientation affirmatively but anxiety negatively. Based on the findings, some suggestions are given for effective second language learning and teaching.
        6,000원
        30.
        2005.11 구독 인증기관 무료, 개인회원 유료
        8,000원
        31.
        2005.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        이 연구의 목적은 ARCS(Attention, Relevance, Confidence, Satisfaction) 전략을 적용한 STS(Science, Technology and Society) 수업이 초등학교 5학년 학생들의 학습 동기와 과학적 태도에 미치는 영향을 알아보는 것이다. 이를 위해 53명의 초등학교 5학년 학생들을 표집하여 실험반과 통제반으로 구분하였다. 그리고 4주 동안 실험반에는 ARCS 전략을 적용한 STS 수업을 처치하였고, 통제반에는 전통적인 수업을 실시하였다. 연구 결과는 ARCS 전략을 적용한 STS수업이 전통적인 수업보다 초등학교 5학년 학생들의 학습 동기와 과학적 태도 향상에 효과적이었음을 보여주었다.
        4,000원
        34.
        1991.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        솔껍질깍지벌레 암컷성충의 일주기와 관련된 성훼로몬의 체내생산과 발산 습성을 밝히기 위하여 우화후 시간별로 성훼로몬의 보유량 및 발산량을 조사하였다. 체내 생산량 및 발산량은 공히 매일 오전 8시부터 오후 2시사이에 가장 많았으며 오후 4시 이후는 현저히 줄어드는 양상을 나타내었고 또한 우화후 3일이 경과하면 점점 감소하였다. 본 곤충의 생식활동에 있어 성훼로몬의 발산과 암수성충활동의 일주기가 일치하는 것의 의미가 검토되었다.
        4,000원
        35.
        2020.11 KCI 등재 서비스 종료(열람 제한)
        목적: 본 연구는 청소년 배드민턴 선수와 부모의 관계가 자기결정동기를 매개로 회복탄력성에 미치는 영향을 규 명하는데 목적이 있다. 방법: 대한배드민턴협회에 등록되어 있는 중⋅고등학교 배드민턴 선수 259명을 대상으로 부모와의 관계, 자기결정동기, 회복탄력성 설문조사를 실시하였다. 수집된 자료를 바탕으로 병렬적 구조의 다중매개효과를 검증하기 위하여 PROCESS Macro for SPSS를 사용하여 분석을 실시하였다. 결과: 첫째, 청소년 배드민턴 선수의 부모의 관계와 회복탄력성의 관계에서 자기결정동기 하위요인 자율적동기가 부분 매개하는 것으로 나타났다. 둘째, 청소년 배드민턴 선수의 부모와의 관계와 회복탄력성의 관계에서 자기결정동기 하위요인 통제적동기의 매개효과가 없는 것으로 나타났다. 결론: 부모와의 관계가 삶을 바람직한 방향으로 나아가도록 하는 회복탄력성과 자율적 분위기의 동기 형성으로 긍정적 방향을 제시하는 자기결정동기에 중요한 요인으로 작용될 것이라 보고, 이를 바탕으로 부모가 선수에게 긍정적, 자율적 동기를 형성시킴으로써 선수의 회복탄력성에 유의한 영향을 미친다고 볼 수 있을 것이다.
        36.
        2019.12 KCI 등재 서비스 종료(열람 제한)
        이 연구는 12세기에 건립된 라오스 홍낭시다 사원에서 출토된 크메르문명 갈유도기와 기와의 물리적 특성, 광물학적 및 지구화학적 분석을 통해 원료물질을 조사하고 제작기술을 해석하고자 하였다. 3점의 갈유도기 유약은 광물이 모두 용융되어 유리질화된 상태이며, 용융제 산화칼슘 함량이 15 % 이상인 전형적인 라임계열이다. 태토의 주구성광물은 석영과 멀라이트, 크리스토발라이트로 동정된다. 기질은 치밀하나 기질의 재결정화가 일어나지 않아 크리스토발라이트가 상전이로 기인한 것이 아닌 화산암 생성토를 원료로 도기를 제작한 영향으로 판단된다. 주사전자현미경 관찰에서 멀라이트가 관찰되어 950 °C 이상에서 소성되었을 것으로 판단된다. 한편 6점의 무시유 기와는 외면색상이 적갈색, 회백색, 청회색으로 구분된다. 속심 색상은 외면과 색 계열이 유사하나 청회색 기와는 속심이 적갈색인 샌드위치 구조로 완벽한 환원환경을 경험하지 못한 것으로 판단된다. 무정형 철산화물 노듈이 다수 관찰되고 화학조성이 상당히 유사하여 동일 기반암에서 생성된 원료로 제작되었을 것으로 추정된다. 소성온도는 운모류, 헤르시나이트, 멀라이트 동정에 따라 900 °C 이하, 900~950 °C, 950 °C 이상의 세 유형으로 분류된다.
        37.
        2019.11 KCI 등재 서비스 종료(열람 제한)
        목적: 본 연구는 익스트림 스포츠 종목의 특수성을 고려하여 익스트림 스포츠 참여자와 일반 생활체육 참여자와의 감각추구성향 및 자기결정적 동기를 비교하고, 익스트림 스포츠 참여에 대한 자기결정적 동기와 감각추구성향의 상호작용효과를 검증하는데 목적이 있다. 방법: 연구참여자는 익스트림 스포츠(암벽등반, MTB, 웨이크보드, 서핑, 패러글라이딩, 스쿠버다이빙) 참여자 179명, 일반 생활체육 종목(웨이트 트레이닝, 필라테스, 요가, 발레) 참여 자 191명을 대상으로 선정하였다. 본 연구는 SPSS 22.0, AMOS 18.0 프로그램을 활용하여 기술통계분석과 상관 관계분석을 실시하였으며, 질문지의 구성타당도를 검증하기 위해 확인적 요인분석을 실시한 후, 각 요인별 신뢰도 분석을 실시하였다. 다음으로 참여 종목에 따른 감각추구성향과 자기결정적 동기를 비교하기 위해 독립표본 t-test 를 실시하였으며, 익스트림 스포츠 참여에 대한 자기결정적 동기와 감각추구성향의 상호작용 효과를 검증하기 위해 위계적 회귀분석을 실시하였다. 결과: 첫째, 운동 참여종목에 따른 자기결정적 동기와 감각추구성향의의 차이 를 살펴본 결과, 감각추구성향의 하위요인 중 스릴과 모험추구, 경험추구, 권태민감성에서, 그리고 자기결정적 동기 요인 중 확인규제, 내적규제요인에서 익스트림 스포츠 참여자가 일반 생활체육 참여자 보다 통계적 유의수준에서 높게 나타났다. 둘째, 익스트림 스포츠 참여자들의 자기결정적 동기와 참여 빈도와의 관계에서 감각추구성향의 상호작용 효과를 살펴본 결과 스릴과 모험추구, 경험추구, 권태민감성 요인의 상호작용 효과가 있는 것으로 나타났다. 결론: 이에 본 연구에서는 익스트림 스포츠와 일반 생활체육 참여자의 심리적 특성 차이를 확인할 수 있었으며, 높은 자기결정적 동기 수준과 더불어 새로운 감각과 경험을 추구하는 성향이 익스트림 스포츠 참여의 중요한 요소라는 것을 규명하였다.
        38.
        2018.07 KCI 등재 서비스 종료(열람 제한)
        Purpose – This study examined the effects of intrinsic and extrinsic motivation on employee creativity. Past research has consistently shown that intrinsic motivation is positively related to creativity. Yet conflicting results have been reported about the relationship between extrinsic motivation and creativity. To explore the reason why extrinsic motivation can either help or hurt creativity, we examined the role of contingent rewards as a moderator and tested whether either tangible or intangible rewards contingent upon creative performance significantly impact the relationship between extrinsic motivation and creativity. Research design, data, and methodology – Survey data was collected from employees working for diverse organizations in Korea through online research firm. Only employees who reported their job or organization provided opportunities to use their creativity were allowed to continue the survey. Out of 305 initial responses collected, those with too much missing data were deleted, which finally left 278 responses for statistical analyses. To examine the validity of the measurements, confirmatory factor analysis was first conducted. Next, to test the hypothesized relationships, multiple hierarchical regression analyses were conducted. Results – As hypothesized, both intrinsic and extrinsic motivation had positive effects on creativity. It was shown that contingent rewards did not influence the positive relationship between intrinsic motivation and creativity, but did significantly moderate the relationship between extrinsic motivation and creativity in a way that tangible rewards strengthened the relationship while intangible rewards mitigated the same relationship. Conclusions – This research enhances our understanding on the relationship between motivation type, rewards, and creativity. Intrinsically motivated employees showed a high level of creativity regardless of whether rewards were expected or not. In contrast, extrinsically motivated employees showed more or less creative behavior depending on whether they were expected to have tangible or intangible rewards. As extrinsic motivation is typically associated with tangible rewards such as pay, promotion, etc., tangible rewards were seen to be more effective in promoting creative performance from extrinsically motivated employees than intangible rewards. Our findings make a significant theoretical contribution to reconcile prior inconsistent findings. Furthermore, they provide useful insights for managers and organizations into developing effective strategies for facilitating employee creativity.
        39.
        2018.06 KCI 등재 서비스 종료(열람 제한)
        이제는 당당하게 혼자 밥을 먹거나 여가생활과 쇼핑을 즐기며, 여행도 홀로 떠나는 등 혼자 활동하는 취미를 가졌거나 그런 성향이 강한 사람들이 늘어나고, 혼자 즐기는 모든 것들이 외로움을 표현하기 보다는 당당함을 표현하는 시대가 되었다. 본 연구의 목적은 첫째, 최근 6개월 내 홀로 여가활동을 한 혼족의 여가활동 동기가 여가몰입에 어떠한 영향을 미치는지에 대해 밝히고자 하였다. 둘째, 여가몰입과 생활만족 간의 영향관계도 확인하고자 하였다. 셋째, 혼족의 여가활동 동기가 생활만족에 어떠한 영향을 미치는지를 밝히고자 하였다. 이와 같은 연구의 목적을 달성하기 위해 편의표본 추출법으로 여가활동을 한 혼족을 대상으로 설문조사를 수행하였으며, 총 400부의 설문지를 배포하고 회수 후 불성실한 답변의 설문지를 제하고 260부의 설문지를 최종분석에 활용하였다. 분석에는 SPSS 23.0을 이용하였으며 분석결과는 다음과 같다. 첫째, 혼족의 여가활동 동기는 여가몰입에 정(+)의 영향을 미쳤고 둘째, 혼족의 여가활동 동기는 생활만족에 정(+)의 영향을 또한 미쳤다. 셋째, 여가몰입은 생활만족에 정(+)의 영향을 미친다는 연구결과로 영향관계가 있음을 나타내며, 여가활동에서 여가몰입의 중요성을 보여준다. 따라서 본 연구는 여가활동 동기와 여가몰입 및 생활만족 간의 영향관계를 살펴보았다는 이론적 시사점을 제공하였으며, 여가활동의 중요성과 여가몰입을 위한 사회적인 정책이나 지원책을 고려할 필요가 있다는 실무적 시사점 또한 제공하였다.
        40.
        2016.11 KCI 등재 서비스 종료(열람 제한)
        A new prediction scheme has been proposed for the robust teleoperation in a non-visible environment. The positioning error caused by the time delay in the non-visible environment has been compensated for by the Smith predictor and the sensory data have been estimated by the Grey model. The Smith predictor is effective for the compensation of the positioning error caused by the time delay with a precise system model. Therefore the dynamic model of a mobile robot has been used in this research. To minimize the unstable and erroneous states caused by the time delay, the estimated sensor data have been sent to the operator. Through simulations, the possibility of compensating the errors caused by the time delay has been verified using the Smith predictor. Also the estimation reliability of the measurement data has been demonstrated. Robust teleoperations in a non-visible environment have been performed with a mobile robot to avoid the obstacles effective to go to the target position by the proposed prediction scheme which combines the Smith predictor and the Grey model. Even though the human operator is involved in the teleoperation loop, the compensation effects have been clearly demonstrated.
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