• 제목/요약/키워드: theory of life

검색결과 1,926건 처리시간 0.031초

노인간호 분야에서 개발되고 있는 간호이론 (Evolving Nursing Theories in Gerontological Nursing)

  • 송미순
    • Perspectives in Nursing Science
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    • 제3권1호
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    • pp.1-15
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    • 2006
  • With accumulated nursing research results from older adults, refined middle range nursing theories are evolving in gerontological nursing area. Three middle range nursing theories and framework were reviewed and described. Life transition framework for older adults were developed through research related to relocation and other transitions taken place in later life. Self-efficacy exercise model was developed by extensive research related to rehabilitation of older adults based on self efficacy expectations and outcome expectations concept from social cognition theory. Need-Driven dementia-compromised Behavior (NDB) model was developed by a group of nursing scholars studying dysfunctional behaviors of demented older adults. All of these theories are approaching to practice theory by developing interventions and nursing therapeutics. There are more needs to develop theories for specific gerontological nursing phenomena such as delirium, end of life and self integrity.

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K-R 손상이론에 의한 316LN 스테인리스강의 크리프 설계 (Creep Design of Type 316LN Stainless Steel by K-R Damage Theory)

  • 김우곤;김대환;류우석
    • 대한기계학회논문집A
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    • 제25권2호
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    • pp.296-303
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    • 2001
  • Kachanov-Rabotnov(K-R) creep damage theory was reviewed, and applied to design a creep curve for type 316LN stainless steel. Seven coefficients used in the theory, i.e., A, B, k, m, λ, r, and q were determined, and their physical meanings were analyzed clearly. In order to quantify a damage parameter ($\omega$), cavity amount was measured in the crept specimen taken from interrupted creep test with time variation, and then the amount was reflected into K-R damage equations. Coefficient λ, which is regarded as a creep tolerance feature of a material, increased with creep strain. Mater curve with λ=2.8 was well coincided with an experimental one to the full lifetime. The relationship between damage parameter and life fraction was matched with the theory at exponent ${\gamma}$=24 value. It is concluded that K-R damage equation was reliable as the modelling equation for type 316LN stainless steel. Coefficient data obtained from type 316LN stainless steel can be utilized for life prediction of operating material.

인터넷 지식공유에 영향을 미치는 요인 연구: 사회적자본 이론과 자기표현 이론을 중심으로

  • 한진우;유철우;최영찬
    • 한국경영정보학회:학술대회논문집
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    • 한국경영정보학회 2008년도 춘계학술대회
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    • pp.866-871
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    • 2008
  • 본 연구는 사회적자본 이론(Social Capital Theory)과 자기표현 이론(Self Expression Theory)을 중심으로, 인터넷 지식공유에 미치는 영향을 밝히고자 시도하였다. 전체 108명의 표본을 AMOS 7.0을 사용하여 구조모형 분석을 실시하였으며, 분석한 결과, 혁신성은 자기표현에 유의한 영향을 주었고, 자기효능감은 사회적자본과 자기표현에 유의한 영향을 주었다. 또한 사회적자본과 자기표현은 지식공유에 유의한 영향을 주고 있다.

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Prospects of Consumer Life Information

  • Koo, In-Sook
    • 패션비즈니스
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    • 제7권6호
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    • pp.21-31
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    • 2003
  • The CLI(Consumer Life Information) is a new study to unite and create new values recognizing the importance of knowledge and information in information-oriented society based on domestic science and digital technology. The objective of this research is to define academic identity of consuming science and CLI, to analyze the theory, styles, manners, psychology and the concept of consumption, which is the base of consuming life, and to present the direction of CLI with tasks and three major axises of CLI. Nowadays, international order demands new paradigms from human beings. Especially, vision and creation of the values are settled as methodological ways considering the economic power. The CLI should be on the same horizon adjusting social change of pointing values and quality in consuming patterns of diversity and variety. Therefore, I would suggest the ways for the CLI to head for as follows. First, it is to perceive the 3 major Axises & Task of CLI. Second, it is to develope service (experiencing goods) and goods that can lead consuming lives. Third, it is to study merchandising strategy, to create new signs and symbols of goods, and to collaborate of R & D(reseach and developement) and Business. Fourth, it is to head for globalization. Consequantly, this study will be helpful to establish the theory of relationship between producer and consumer in fashion business included research and developments of qualitative goods.

Influence of non-Gaussian characteristics of wind load on fatigue damage of wind turbine

  • Zhu, Ying;Shuang, Miao
    • Wind and Structures
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    • 제31권3호
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    • pp.217-227
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    • 2020
  • Based on translation models, both Gaussian and non-Gaussian wind fields are generated using spectral representation method for investigating the influence of non-Gaussian characteristics and directivity effect of wind load on fatigue damage of wind turbine. Using the blade aerodynamic model and multi-body dynamics, dynamic responses are calculated. Using linear damage accumulation theory and linear crack propagation theory, crack initiation life and crack propagation life are discussed with consideration of the joint probability density distribution of the wind direction and mean wind speed in detail. The result shows that non-Gaussian characteristics of wind load have less influence on fatigue life of wind turbine in the area with smaller annual mean wind speeds. Whereas, the influence becomes significant with the increase of the annual mean wind speed. When the annual mean wind speeds are 7 m/s and 9 m/s at hub height of 90 m, the crack initiation lives under softening non-Gaussian wind decrease by 10% compared with Gaussian wind fields or at higher hub height. The study indicates that the consideration of the influence of softening non-Gaussian characteristics of wind inflows can significantly decrease the fatigue life, and, if neglected, it can result in non-conservative fatigue life estimates for the areas with higher annual mean wind speeds.

한국 비만남성들의 외모 관련 삶의 질에 대한 탐색적 연구 (An Exploratory Study on Appearance Related Quality-of-Life of Obese Korean Men)

  • 유혜경;고선영
    • 한국의류학회지
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    • 제39권6호
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    • pp.812-825
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    • 2015
  • This study explored various issues related to the quality-of-life for obese Korean men. In-depth interviews were conducted with thirty men over BMI 25 whose age ranged from 20's to 50's. Projective techniques along with semi-structured interviews were used. The results of interviews were analyzed based on grounded theory. "Stress" was the main phenomenon resulting from the causal conditions of obesity and stigma. Stress consisted of social, psychological, physical and environmental factors. Contextual conditions mediating the relationship between causal conditions and main phenomenon were obesity level, pressure, and public appearance. Avoidance, change of personal traits, and insensitivity were the action/reactions to the main phenomenon. Various factors due to obesity disappeared and quality-of-life increased when they succeed in weight reduction; however, factors related to obesity and lowered condition of quality-of-life continued if they experienced a weight gain/loss yo-yo.

여성 노인의 생기현상 - 근거이론적 접근 - (The Phenomenon of Elderly Women's Vitality - A Grounded Theory Approach -)

  • 김연숙;문명자;이선혜
    • 기본간호학회지
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    • 제9권2호
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    • pp.268-278
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    • 2002
  • Purpose: This study provides useful basic information about caring for elderly women. It also promotes understanding by confirming what can vitalize the women and improve quality of life in elderly women as they continue to become important in the society which is moving towards being an 'aged society'. Method: Grounded theory a qualitative research method, was use to develop new thesis regarding life's vitality in elderly women. Thirteen women participated in the research. They were women without any problems in perception or communication and who agreed to participate in the research. Result: The results, using analysis process of Strauss and Corbin (1990). showed that life's vitality in elderly women is to bring well-being through vitalization against weakness. Conclusion: Based on such these results, this study will be helpful to nursing mediation and policy development which will improve the quality of life of elderly women through better understanding and promotion of life's vitality.

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노인의 노화에 대한 태도와 삶의 만족도 사이의 관계에 미치는 긍정적 신체 이미지의 매개효과 (The Mediating Effect of Positive Body Image in the Association between Attitudes toward Aging and Life Satisfaction among Older Adults)

  • 이민선;한기향
    • 한국의류학회지
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    • 제46권6호
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    • pp.1023-1038
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    • 2022
  • In societies emphasizing the importance of youthful appearance, attitudes toward aging are closely related to how individuals perceive their own bodies, which can be a major determinant of psychological well-being among older adults. The purpose of this study was to examine the associations between attitudes toward aging, positive body image, and life satisfaction among older Korean adults, based on relative deprivation theory and social identity theory. Employing an online survey questionnaire, data was collected from 408 Korean aged 65 and over. The proposed research model was examined via partial least square structural equation modeling (PLS-SEM). Results revealed that higher levels of psychosocial loss were associated with lower positive body image, while higher levels of physical change and psychological growth - a good example were associated with higher positive body image. Higher levels of positive body image were associated with higher life satisfaction. Overall, positive attitudes toward aging may increase positive body image and life satisfaction among older adults, controlling for subjective financial and health status. The results of this study emphasize that we should not overlook the importance of positive body image in psychological well-being among older adults.

입원 치료중인 유방암 재발 환자의 삶의 경험 (Life Experience of Inpatients with Recurrent Breast Cancer)

  • 김영주
    • 대한간호학회지
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    • 제41권2호
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    • pp.214-224
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    • 2011
  • Purpose: Understanding daily life experiences of patients admitted to hospital with recurrent breast cancer. Methods: The grounded theory method was used for this study. Results: Consistent comparative analysis was used throughout the study to obtain the results. Results showed that inpatients with recurrent breast cancer experience 'a co-existence of life suffering and fear of death'. The causal condition of this result was determined to be 'patient's response to cancer recurrence (acceptance/despair)', including contextual conditions such as, 'previous experience with cancer treatment', 'patient's current physical condition', and 'treatment methods for recurrent cancer'. Intervening conditions, such as 'a strong will to live', 'family support', 'moral support providers', and action/interaction strategies were found to provide patients with 'a strength to live'. Shown in these results, inpatients with recurrent breast cancer were seen to have a simultaneous 'hope for life and fear of death'. Conclusion: When providing nursing services to inpatients with recurrent breast cancer, people must recognize there is a notable difference between individual patients' contextual conditions and interactive strategies. Henceforth, proper cognitive nursing must be provided which encourages patients to maintain a strong will to overcome the many hardships of treatment as well as physical nursing, such as management of side effects caused by chemotherapy.

생명 패러다임 정보행태모델 (New Information Behavior Model: Life Paradigm Based)

  • 이혁진
    • 한국비블리아학회지
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    • 제27권1호
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    • pp.217-235
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    • 2016
  • 21세기에 들어서 인문학계와 과학계가 서로 융합되며 새로운 이론과 모델들이 창출되고 있다. 그 중에서도 여러 제반분야에서 관심을 받는 이론이 체화된(embodied) 인지이론이다. 본 연구는 이때까지의 정보학 이용자 행태에 대한 메타이론을 간략하게 살피고, 그 한계를 짚어 본다. 다음으로 이러한 체화된 인지이론과 더불어 정보행위의 주체인 인간이 속하는 생명체에 관한 엔트로피 개념을 도입해 새로운 시대의 흐름에 맞는 생명 패러다임 정보행태모델을 제시하고자 한다. 검색이라는 개념과 이용자의 행위에 대한 개별적인 접근의 한계를 극복하고 통합적 패러다임으로서의 새로운 정보검색이론의 담론을 기대한다.