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        검색결과 15

        1.
        2020.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        연구목적 : 본 연구의 목적은 국내 작업치료 임상가의 응급처치 교육경험에 따라 실제 응급상황에서의 대처능력과 교육필요성을 조사하여 교육경험이 응급처치 대처능력과 교육필요성에 미치는 영향을 알아봄으로써 향후 작업치료사의 역량강화를 위한 응급처치 교육의 필요성을 제시하기 위함이다. 연구방법 : 본 연구의 대상자는 현재 의료기관 및 사회복지시설에서 근무하고 있는 작업치료 임상가로서 총 150명에게 본 연구에서 구성한 설문지를 배포 및 회수하였다. 설문지는 일반적 특성(6문항), 응급처치 교육경험(7문항), 각 응급상황에 따른 대처능력과 교육필요성(총 24문항)등 총 37문항으로 구성하였다. 응급처치 교육경험에 따른 응급상황별 대처능력과 교육필요성의 차이를 분석하기 위해 t-검정을 시행하였으며 두 종속변수 간의 상관성은 Pearson 상관분석을 시행하였다. 결과 : 응급처치 교육경험에 대한 빈도분석 결과, 전체 대상자(n=150) 중 115명(76.7%)이 응급처치 교육을 받은 경험이 있는 것으로 나타났다. 응급처치 교육경험 유무에 따른 응급처치 대처능력은 경험과는 상관없이 모두 ‘대처할 수 없다’라고 응답하였으며 ‘호흡장애(t=2.721, p<.05)’를 제외한 모든 항목에서 두 집단 간 통계학적으로 유의하지 않았다(p>.05). 교육필요성에 대한 집단 간 차이 분석에서는 심정지(t=-2.646, p<.05)와 경련 및 마비(t=4.17, p<.05) 항목에서만 통계학적으로 유의한 차이를 보였다. 두 종속변수간의 상관관계는 확률적으로 유의한 것으로 나타났다(p<.05) 결론 : 본 연구결과, 응급처치에 대한 교육경험이 있더라도 실제 응급처치 대처능력은 무경험자와 크게 다르지 않음을 알 수 있었다. 따라서 실제 응급상황에 적절히 대응할 수 있도록 보다 지속적이고 현장감있는 교육과 훈련이 필요할 것으로 사료된다.
        4,200원
        2.
        2017.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        본 연구는 기업에서 도입한 인사제도를 얼마나 일관성 있게 실행하는 지가 조직성과에 미치는 영향을 살펴보았다. 기존 연구들은 어떠한 인사제도가 또는 인사제도의 번들이 기업성과에 미치는지, 그리고 어 떠한 과정을 거쳐 이러한 성과가 나타나는지를 주로 살펴보았다. 본 연구는 인사제도의 운영과정 상의 특징에 주목하여, 인사제도 실행이 지속적으로 이루어지는 것이 중요하다는 입장에서 인사제도의 비일관성이 높으면 기업성과에 부정적인 영향을 미치며, 이러한 효과는 종업원들의 회사에 대한 신뢰가 높은 경우 약화된다는 가설을 설정하였다. 한국직업능력개발원의 HCCP 데이터를 활용하여 이상의 가설을 검 증하였는데 2009년(3차년도)부터 2013년(5차년도)년도의 제조업체를 대상으로 총 202개 기업, 연도-기업 관측치는 446개를 최종 분석에 포함되었다. 인사제도의 일관성은 2009, 2011, 2013년 3회의 조사기간에 걸쳐 실행된 인사제도 수의 변화와 도입 및 폐지된 인사제도의 수를 기준으로 측정하였다. 분석결과는 본 연구의 주요 가설을 지지하는 것으로 나타났다.
        5,700원
        3.
        2014.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study manufactured a CIG-based composite coating layer utilizing a new warm spray process, and amixed powder of Cu-20at.%Ga and Cu-20at.%In. In order to obtain the mixed powder with desired composition, theCu-20at.%Ga and Cu-20at.%In powders were mixed with a 7:1 ratio. The mixed powder had an average particle size of35.4 µm. Through the utilization of a warm spray process, a CIG-based composite coating layer of 180 µm thicknesscould be manufactured on a pure Al matrix. To analyze the microstructure and phase, the warm sprayed coating layerunderwent XRD, SEM/EDS and EMPA analyses. In addition, to improve the physical properties of the coating layer, anannealing heat treatment was conducted at temperatures of 200℃, 400℃ and 600℃ for 1 hour each. The microstructureanalysis identified α-Cu, Cu4In and Cu3Ga phases in the early mixed powder, while Cu4In disappeared, and additionalCu9In4 and Cu9Ga4 phases were identified in the warm sprayed coating layer. Porosity after annealing heat treatmentreduced from 0.75% (warm sprayed coating layer) to 0.6% (after 600℃/1 hr. heat treatment), and hardness reducedfrom 288 Hv to 190 Hv. No significant phase changes were found after annealing heat treatment.
        4,000원
        4.
        2013.02 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The effect of carrier gases (He, ) on the properties of Ti coating layers were investigated to manufacture high-density Ti coating layers. Cold spray coating layers manufactured using He gas had denser and more homogenous structures than those using gas. The He gas coating layers showed porosity value of 0.02% and hardness value of Hv 229.1, indicating more excellent properties than the porosity and hardness of gas coating layers. Bond strengths were examined, and coating layers manufactured using He recorded a value of 74.3 MPa; those manufactured using gas had a value of 64.6 MPa. The aforementioned results were associated with the fact that, when coating layers were manufactured using He gas, the powder could be easily deposited because of its high particle impact velocity. When Ti coating layers were manufactured by the cold spray process, He carrier gas was more suitable than gas for manufacturing excellent coating layers.
        4,000원
        5.
        2012.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Cold spray deposition using Titanium powder was carried out to investigate the effects of powder morphology and powder preheating on the coating properties such as porosity and hardness. The in-flight particle velocity of Ti powder in cold spray process was directly measured using the PIV (particle image velocimetry) equipment. Two types of powders (spherical and irregular ones) were used to manufacture cold sprayed coating layer. The results showed that the irregular morphology particle appeared higher in-flight particle velocity than that of the spherical one under the same process condition. The coating layer using irregular morphology powder represented lower porosity level and higher hardness. Two different preheating conditions (no preheating and preheating at ) were used in the process of cold spraying. The porosity decreased and the hardness increased by conducting preheating at . It was found that the coating properties using different preheating conditions were dependent not on the particle velocity but on the deformation temperature of particle. The deposition mechanism of particles in cold spray process was also discussed based on the experimental results of in flight-particle velocity.
        4,000원
        6.
        2005.05 구독 인증기관 무료, 개인회원 유료
        Translating the "Voice of Customer" into business process is critical for developing products, services, and marketing programs that satisfy customers. Quality Function Deployment(QFD) is a technique which was born in Japan as a strategy for assuring that quality is built into new products. QFD was first used in 1972 by Kobe Shipyard of Mitsubish Heavy Industrials Ltd and was then referred to as the quality tables. After QFD is proposed, it has been applied by both many large and small companies around the world. Many studies related QFD are performed till now but study related "cost-based QFD(QFCD)" hasn't been performed actively. If cost-based QFD is not performed, the produced results will be included possibility that is not significant as well as realistic. Therefore, the purpose of this study is to improve effectiveness and efficiency for product development's result through QFD by introducing QFCD's concept, performance procedure and developed QFCD Software.
        4,000원
        7.
        2004.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The $18^{th}$ century's Industrial Revolution brought about influx of commerce, industry, and agricultural population into the urban areas, entering the $19^{th}$ century. Quality of rural communities declined, and the exploding population in the cities gave rise to various problems. 'Mietskaserne' Blockhousing was constructed by the 'Hobrechtplan', but led to social problems such as poor living conditions, insufficient sunshine due to overcrowding, slums due to incomplete urban infrastructure, epidemics, and so on. Starting in the early $20^{th}$ century, Berlin has driven forward a remodeling plan under the motto of 'critical reconstruction (kritische Rekonstruktion)'. It is performed in the place, which represents the vicissitudinous history of Berlin with site plans coexisting past with presence, using modern vocabulary of architectural forms. Reconstructing a city is a process which not only raises the economic value of each building consisting a city, but also a redevelopment process that brings out cultural value of an era. When a new era emerges buildings get reconstructed or rebuilt, and thereby form the identity of a city by reflecting its society, culture, politics, economy, and history. Old German architecture were not destroyed or rebuilt recklessly just by the fact that they are functionally or aesthetically outdated. Each building is treated as precious cultural heritage reflecting the history. This is how Berlin is being transformed today.
        4,200원