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SOME CHARACTERISTICS OF THE CERAMIC SUPERCONDUCTORS PHYSICS PROERTIES AND CHEMICAL ASPECTS

  • Escudero, Roberto
    • Proceedings of the Materials Research Society of Korea Conference
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    • 1992.05a
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    • pp.17-17
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    • 1992
  • The ceramic high transition temperature superconducting materials present many interesting characteristics that will be analysed from two points of view: physical behavior, and chemical aspects. From the first point of view, these materials display an enormous variety of different physical properties. At low doping levels the normal state shows antiferromagnetism and insulating behavior. At intermediate doping levels, an anomalous metallic state appears and, the optimum Tc in the superconducting state is generated. With increasing doping a normal metallic state develops and superconductivity starts to disappear. Many of the physical phenomena that describe the overall behavior when doping levels are changed will be discussed. From the poing of view of the chemical aspects. we well discuss some of the problems involved in the methods of preparation with particular emphasis on defects, crystal structures, critical currrents, and applications in technology.

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STRATEGY-ORIENTED EVALUATION OF MIS

  • Chung, Moon-Sang
    • The Journal of Information Systems
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    • v.3
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    • pp.133-145
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    • 1994
  • Performance evaluation is essential for the successful management and operation of MIS. The more MIS grows and relevant investment enlarges, the more performance evaluation grows in importance. However, MIS managers as well as top management still have difficulty in evaluating the performance of MIS. This arises from various reasons, such as the specialty of MIS, diversified influences of MIS, multidimensionality of evaluation items, and the difference between evaluation levels. In this paper, MIS is understood in a broad sense. MIS's scope is of a very wide range from each application system to system innovation view. The MIS should support the firm's objectives, and, consequently, MIS evaluation should be implemented at corporate level, not merely at application system level. The most critical problem of MIS evaluation is that a systematic frame covering various viewpoints and factors of MIS evaluation does not exist. Not a single measure covers all aspects of MIS evaluation. To help resolve this problem, this paper proposes an hierarchical approach for practical use that includes most aspects of evaluation approaches from previous studies, and, furthermore, emphasizes the evaluation of strategic aspects of MIS.

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Trends and Significance of Research about Beliefs in Physics Education and Cultural Approaches (물리교육에서 신념 연구와 문화적 접근의 동향과 의의)

  • Im, Sung-Min
    • Journal of The Korean Association For Science Education
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    • v.25 no.3
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    • pp.371-381
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    • 2005
  • In this study recent trends of research about beliefs in physics education were discussed and cultural approaches were suggested. Cultural aspects in the contexts of science education were discussed and diverse aspects of beliefs in physics education-beliefs about nature, physics, learning physics, value and expectation, and learning physics-were analyzed considerating cultural aspects. Finally, directions for future studies about beliefs and cultural approaches in physics education were suggested.

An Ethnographic Analysis on Affective Aspects of Apparel Buying Behavior (의류구매행동에서의 감정적 측면에 관한 정성적 분석 - 문화기술학적 접근방법으로 -)

  • 황연순
    • Journal of the Korean Society of Costume
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    • v.31
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    • pp.75-87
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    • 1997
  • The purpose of this study was to investigate the experiential aspects of consumer in the ap-parel buying process especially the affective aspects. An ethnographic approach is a kind of qualitative analysis or naturalistic inquiry be-ing adopted by studies of anthnopology and consumer behavior,. Data were collected via doing participant observation interview field notes and recording for three months from fe-male students of universities in Pusan. Results were as following: First consumers experienced the various kinds of affection in the apparel buying pro-cess such as satisfaction pleasure/refresh-ment interest/attraction pride conspicous-ness impulse neglect prostration anxiety ir-ritation and dispiritedness. Second especially they were felt satis-faction and conspicousness by the atmosphere of store pleasure by the smell of store and impulse by nostalgia in apparel buying process. Also negative affections felt in the process such as neglect prostration anxiety and irri-taton had a great influence to apparel buying behavior. This study was to serve as a pilot study we wished to fortify the methodology of qualitat-ive analysis to identify themes and to de-velop hypothesis for further study.

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Speech Corpus for Korean as a Foreign Language and the Aspects of the Foreign Learners' Acquisition of the Phonetic and Phonological Systems in the Korean Language (외국어로서의 한국어 음성 코퍼스 구축과 이를 통한 외국인의 한국어 음성${\cdot}$음운체계 습득 양상 연구)

  • Rhee, Seok-Chae;Kim, Jeong-Ah;Chang, Chae-Woong
    • Proceedings of the KSPS conference
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    • 2005.04a
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    • pp.29-33
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    • 2005
  • This study aims to establish a speech corpus for Korean as a foreign language (L2 Korean Speech Corpus, L2KSC) and to examine the aspects of the foreign learners acquisition of the phonetic and phonological systems in the Korean Language. In the first year of this project, L2KSC will be established through the process of reading list organizing, recording, and slicing, and the second year includes an in-depth study of the aspects of foreign learners Korean acquisition and a contrastive analysis of phonetic and phonological systems. The expectation is that this project will provide significant bases for a variety of fields such as Korean education, academic research, and technological development of phonetic information.

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A Study on the Effect of Corporate Culture on the Organizational Effectiveness. - Focusing on the Case of A Subway - (기업문화가 조직효과성에 미치는 영향 -A지하철을 중심으로-)

  • Shin Tack-Hyun
    • Journal of the Korean Society for Railway
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    • v.8 no.2
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    • pp.176-181
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    • 2005
  • The purpose of this thesis is, based on the cognitive response of employees, to depict the phenomenon and the pattern of organizational culture in A Subway system, To attain this purpose, several aspects of organizational culture are surveyed through questionaire and analyzed by SPSS. The major findings are . 1) In general, the cognitive response of employees in railway-concerned firms on culture-related aspects is awfully negative. 2) Job satisfaction and involvement in A Subway is highly related to achievement factor in terms of culture. 3) According to the analysis based on four kinds of Job Groups, certain job groups such as drivers and vehicle maintenance are seen as having exceptionally negative attitude towards every aspects of their organization. So, some careful diagnosis and approaches to the symptoms, the causes, and the treatments are urgently needed.

Stress response: Physiological and Behavioral Aspects (스트레스반응의 생 행동적 접근)

  • Kim, Keum-Soon
    • Perspectives in Nursing Science
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    • v.2 no.1
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    • pp.61-75
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    • 2005
  • Physical and psychological events can produce stress response in various degrees. Stress affects many aspects of physiology including both brain and peripheral elements which is represented as hypothalamus-pituitary-adrenal axis. Brain elements consist of corticotropin-releasing hormone(CRH), locus ceruleus(LC)-norepinephrine(NE)/autonomic system. Peripheral elements include pituitary-adrenal axis and the autonomic nervous system, which coordinate the stress response. Current trend of the stress researches is emphasizing the mechanisms of the stress response which is adaptive or become maladaptive. This review introduces 1) the concepts of stress, 2) physiological and behavioral aspects of stress responses, 3) the consequences of stress response, 4) the measurements of stress and 5) stress management for those interested in stress research.

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Window-Based Computer Code Package CONPAS for an Integrated Level 2 PSA

  • Ahn, Kwang-Il;Kim, See-Darl;Song, Yong-Mann;Jin, Young-Ho
    • Proceedings of the Korean Nuclear Society Conference
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    • 1996.05b
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    • pp.493-498
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    • 1996
  • A PC window-based computer code, CONPAS(CONtainment Performance Analysis System), has been developed to integrate the numerical, graphical and results-operation aspects of Level 2 probabilistic safety assessments (PSA) for nuclear power plants automatically. As a main logic for accident progression analysis, it employs a concept of the small containment phenomenological event tree(CPET) helpful to trace out visually individual accident progressions and of the large supporting event tree(LSET) for its detailed quantification. Compared with other existing computer codes for Level 2 PSA, the CONPAS code provides several advanced features: computational aspects including systematic uncertainty analysis, importance analysis, and sensitivity analysis, reporting aspects including tabling and graphic, and user-friend interface.

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Neurobiological Mechanism of Psychotherapy (정신치료의 신경생물학적 기전)

  • Lee, Seung-Hwan;Kim, Seung-Hyun
    • Korean Journal of Biological Psychiatry
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    • v.9 no.2
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    • pp.79-94
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    • 2002
  • Polarisation of biological and psychosocial aspects of psychiatry is nowadays main stream. Current knowledges of the interaction between biology and psychology make it possible to consider a truly integrative approach of the two aspects. Research findings suggest that the neuronal plasticity is the key mechanism to answer how the mental function work to an environmental stimuli and how the psychotherapeutic approach work on the brain. Advances in neuroscience research have led to a more sophisticated understanding of how psychotherapy may affect brain function. Even though there have been a tremendous efforts to find out the neurobiological mechanism of mental function, the answer is at best premature. In this article, research findings about of neuronal plasticity, implicit memory, animal studies which were associated with psychotherapy and psychological aspects were reviewed.

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The Study of Body Expression and Fashion Appeared in Music Video in Korea and American (한국과 미국의 뮤직비디오에서 보여지는 신체 표현과 패션에 관한 연구)

  • 권기영
    • Journal of the Korean Society of Clothing and Textiles
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    • v.28 no.910
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    • pp.1231-1241
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    • 2004
  • The purpose of this study was to investigate the musicians' body image and fashion styles portrayed in Korea and American music' video in aspects of body dimension such as sex, race, nature, and technology. The results were as follows. In aspects of sex, male musicians showed the blurring of gender appearance, while female musicians reflected sexuality which intensified the gender norms. In aspects of race, musicians pursued the racial blending appearances. In nature and technology dimension, Korea music video focused on natural imagery, while American music video showed a lot of technology imagies. And, the body combined with the nature and technology implied the post human image in the future.