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        검색결과 3,981

        41.
        2023.12 구독 인증기관 무료, 개인회원 유료
        본 연구는 각 국가별 전임수의사법의 정의, 자격요건 업무의 범위에 차이가 있으므로 전임수의사에 대한 국내외 국가들의 법률을 분석하여 국내 전임수의사법과 전임수의사 업무의 방향을 제시하고자 하였다. 각 국가별 전임수의사의 정의, 자격요건, 업무 범위에 대한 연구결과는 다음과 같다. 첫째, 국외는 전임수의사 교육 프로그램을 반드시 이수해 야 하지만 국내는 선택사항이다. 둘째, 국외는 전반적인 동물실험에 참여하며 3R을 강조 하는 모습을 보였으나, 국내는 실험동물 관리가 주 업무이며 실험동물의 건강과 복지에 관한 가이드라인이 없다. 연구결과에 따라, 전임수의사의 자격 요건을 강화하고 업무범위 를 확대하는 등 전문성을 갖춘다면 실험동물복지 발전에 기여할 수 있을 것이다.
        4,000원
        42.
        2023.12 구독 인증기관 무료, 개인회원 유료
        이 연구는 동물매개중재 프로그램이 학업 중단 위기 청소년의 우울과 불안에 어떠한 효과를 미치는지 살펴 보는데 목적이 있다. 이를 위하여 우울과 불안 척도를 사전, 사후 검사를 통하여 비교 분석하였다. 연구 결과 동물매개중재 프로그램이 학업 중단 위기 청 소년의 우울과 불안을 감소시키는데 긍정적인 효과를 나타낸다. 이러한 결과는 학교나 기관에서 우울과 불안 등의 정서적으로 어려움을 겪고 있는 학 업 중단 위기 청소년을 위한 프로그램을 개발하고, 운영하는데 유용한 정보로 활용될 수 있을 것이다.
        4,000원
        43.
        2023.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The study is aimed at exploring impacts of self-assessment on students’ self-regulated learning and satisfaction at a university setting. Twenty-one students taking a foreign language pedagogy course participated in the study. Weekly self-assessment was assigned for 8 weeks to see if it improved students’ self-regulated learning. Student questionnaire was collected twice on the 7th and the 15th week; in addition, in-depth interviews were conducted to gather students’ perceptions of self-assessment in terms of its benefits and drawbacks. Findings based on quantitative and qualitative analysis are as follows. Firstly, significant positive impacts of self-assessment were found in all three domains of self-regulated learning: cognitive, motivational, and behavioral. Secondly, students found self-assessment overall satisfactory and useful in their studies. In-depth interviews further revealed that self-assessment helped to regulate their study behaviors effectively, which, in turn, led to a better understanding of the subject matter and greater participation in class activities. At the same time, however, some students expressed some burden as a drawback of self-assessment. Pedagogical implications and research suggestions for future study were discussed.
        6,100원
        44.
        2023.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The membrane structure should maintain the membrane materials in tension for structural stability guaranty. The anchoring part in the membrane structure is an important part. It has the function to introduce tension into membrane materials and function to transmit stress which membrane materials receives to boundary structure such as steel frames. In this paper, it grasps anchoring system of the anchoring part in the membrane structure concerning the fracturing characteristic condition of membrane structure, and the influence which is caused to yield it designates the stress state when breaking the membrane structure which includes the anchoring part and that stress transition mechanism is elucidated as purpose. This paper follows to previous paper, does 1 axial tensile test concerning the bolting part specimen, grasp of fracturing progress of the bolting part and the edge rope and hardness of the rubber, does the appraisal in addition with the difference of bolt tightening torque. As a result, the influence which the bolt anchoring exerts on the fracturing characteristics of the membrane material in the membrane structure anchoring part is examined.
        4,000원
        45.
        2023.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This research examines the rescue of refugees at sea in the context of international law and human rights. The article focuses on the search and rescue obligations outlined in the United Nations Convention on the Law of the Sea. The article also discusses other international initiatives relevant to the rescue of refugees at sea, including the International Convention for the Safety of Life at Sea and the Global Compact on Refugees. The challenges surrounding the rescue of refugees at sea are also analysed, including issues such as delays and refusals in assistance. The authors further explore disagreements over responsibility and jurisdiction in rescue operations involving refugees. Finally, the article underscores the need for a comprehensive understanding of international legislation and basic humanitarian principles when addressing the rescue of refugees at sea. It offers insights into potential solutions for addressing the challenges and controversies encountered in these rescue operations.
        5,800원
        46.
        2023.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Purpose: This study describes and seeks to understand the experiences of Korean nurses at a specialty hospital in the United Arab Emirates. Methods: Data were collected from September 12 to October 12, 2023, through in-depth interviews with 10 Korean nurses who had worked at a specialty hospital in the Middle East for more than five years. Recorded interviews were transcribed verbatim. The data were analyzed using the qualitative thematic analysis method suggested by Braun and Clarke. Results: The analysis identified four themes and 10 sub-themes. The themes are as follows: “Job insecurity and a rapid change of employment conditions”, “Stress of a dual organizational culture”, “Confusion due to cultural differences”, and “Advantages and rewards of working abroad”. Conclusion: Korean hospitals expanding into the Middle East through international medical projects can utilize the information gleaned from Korean nurses' experiences at the United Arab Emirates Specialty Hospital.
        4,300원
        47.
        2023.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Purpose: This study aimed to investigate the perception of visiting hospice services to end-of-life patients at home. Methods: Individual in-depth interviews and qualitative content analysis were used for data collection and analysis, respectively. The study’s participants were 15 end-of-life patients receiving visiting hospice services at home. Results: Four themes emerged from nine subthemes, which were categorized from 26 condensed meaning units by interpreting underlying meanings. The four themes were “service with value started by chance”, “service that fills the care gap”, “service that the vulnerable group can rely on”, and “service that is insufficient to medical support”. Conclusion: Based on these results, it is suggested that policy support is needed to develop and apply a community-based hospice service model that connects hospitals and homes.
        4,600원
        48.
        2023.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        전기자동차의 빠른 확산은 지구온난화와 자연재해 대응을 위해 국제적으로 중요한 과제이다. 대중화를 위해 “캐즘(Chasm) 극복”은 필수적이나, 선행연구들은 전기차 초기시장 분석이 대부분이며 캐즘 단계의 연구는 다소 제한적이다. 본 연구는 전기차 초기 단계를 벗어나는 국내시장에서 소비자의 전기차 구매 주요 저해 요인과, 이에 영향을 주는 소비자의 인구통계학적 특성 및 자동차 관련 경험을 설문과 통계 기법을 통해 심층 분석하였다. 연구 결과, 한국 전기차 시장은 캐즘 전 단계로 판단되며, 전기차의 “기술에 대한 낮은 신뢰성”, “경제성에 대한 의문”, “충전-운전 불편성”이 전기차의 주요 수용 저해 요인으로 확인되었다. 지역에 따른 고속/완속 충전 인프라의 적절한 구축, 교육과 홍보를 통한 전기차의 인식개선, 전기차 수용에 우호적인 얼리어답터(Early adopter)의 전기차 수용 촉진은 캐즘을 극복하는 과정에서 중요한 역할을 할 것으로 판단된다.
        6,900원
        55.
        2023.11 구독 인증기관 무료, 개인회원 유료
        Amphibious operations represent a pivotal military maneuver involving the transfer of landing forces via ships, boats, and aircraft from sea to land. The success of such operations can be the decisive factor in the outcome of a war. Nevertheless, planning an amphibious assault is an intricate and formidable task, demanding careful consideration of numerous variables. This complexity is particularly evident in the formulation of loading plans for troops and equipment onto naval vessels. Historical accounts underscore the profound repercussions of errors in planning and loading on the execution of these operations. In pursuit of efficient loading procedures characterized by precision and time-effectiveness, our study has delved into the realm of optimization modeling. Employing a mixed-integer mathematical programming approach, this optimization model offers a valuable tool to streamline and enhance the preparatory phase of amphibious operations.
        3,000원
        58.
        2023.11 구독 인증기관·개인회원 무료
        The nuclear licensee must ensure that the nuclear or radiological emergency preparedness and response organization is explicitly defined and staffed with adequate numbers of competent and assessed personnel for their roles. This paper describes the responsibilities of medical and support personnel for the medical action of casualties in the event of a radiological emergency at the KAERI. Currently, there is one medical personnel (nurse) in KAERI, and a total of eight medical support personnel are designated for medical response in the event of a radiological emergency. These medical support personnel are designated as one or two of the on-site response personnel at each nuclear facility, operating as a dedicated team of A, B (4 people each). In the event of a radiological emergency, not all medical support personnel are mobilized, but members of the dedicated medical team, which includes the medical support personnel of the nuclear facility where the accident has occurred, are summoned. Medical and support personnel will first gather in the onsite operational support center (OSC)/technical support center (TSC) to prepare and stand by for the medical response to injured when a radiological emergency is declared. They should take radiation protective measures, such as wearing radiation protective clothing and dosimeters, before entering the onsite of a radiological emergency, because injuries sustained during a radiological emergency may be associated with radioactive contamination. In the event of an injury, direct medical treatment such as checking the patient’s vitals, first aid, and decontamination will be carried out by medical personnel, while support personnel are mainly responsible for contacting the transfer hospital, reporting the patient’s condition, accompanying the ambulance, filling out the emergency medical treatment record, and supporting medical personnel. In order to respond appropriately to the occurrence of injuries, we regularly conduct emergency medical supplies education and medical training for medical support personnel to strengthen their capabilities.
        59.
        2023.11 구독 인증기관·개인회원 무료
        Bisphenol-A, also known as BPA, is commonly used as a building block for epoxy and polycarbonate plastics. However, it has been recently identified as a major source of water pollution due to its release into the water from plastic products. BPA-based resins can also contaminate the water with high concentrations of BPA, which can enter the water bodies through production units and wastewater discharge. Photocatalysis, particularly the photo-Fenton process, is an effective method for wastewater treatment and degrading pollutants. Titanium dioxide (TiO2) is usually chosen based on its high photocatalytic properties and high performance. However, its wide band gap energy is a major issue for the photocatalytic process. This means that the catalyst can only exhibit high photocatalytic performance under UV-light irradiation and usually requires an acidic pH, which limits its use. In order to address the aforementioned issues, a visible-light photoactive photo-Fenton reaction has been successfully developed to degrade bisphenol A at natural pH using H2O2. The process was highly efficient, achieving complete degradation of phenol in just three hours of visible light irradiation with Cu-MOF. This environmentally friendly Fenton process has the advantage of occurring at natural pH levels with the presence of H2O2, providing a new perspective for efficient degradation. The photocatalyst was characterized using single X-ray diffraction (SC-XRD), powder X-ray diffraction (PXRD), Fourier Transform Infrared Spectroscopy (FTIR), and UV–vis diffuse reflectance spectroscopy (DRS).
        60.
        2023.11 구독 인증기관·개인회원 무료
        The radiological characterization of SSCs (Structure, Systems and Components) plays one of the most important role for the decommissioning of KORI Unit-1 during the preparation periods. Generally, a regulatory body and laws relating to the decommissioning focus on the separation and appropriate disposal or storage of radiological waste including ILW (intermediate level waste), LLW (low level waste), VLLW (very low level waste) and CW (clearance waste), aligned with their contamination characteristics. The result of the preliminary radiological characterization of KORI Unit-1 indicated that, apart from neutron activated the RV (reactor vessel), RVI (reactor vessel internals), and BS (biological shielding concrete), the majorities of contamination were sorted to be less than LLW. Radiological contamination can be evaluated into two methods. Due to the difficulties of directly measuring contamination on the interior surfaces of the pipe, called CRUD, the assessment was implemented by modeling method, that is measuring contamination on the exterior surfaces of the pipes and calculating relative factors such as thickness and size. This indirect method may be affected by the surrounding radiation distribution, and only a few gamma nuclides can be measured. Therefore, it has limitation in terms of providing detailed nuclide information. Especially, α and β nuclides can only be estimated roughly by scaling factors, comparing their relative ratios with the existing gamma results. To overcome the limitation of indirect measurement, a destructive sampling method has been employed to assess the contamination of the systems and component. Samples are physically taken some parts of the systems or components and subsequently analyzed in the laboratory to evaluate detailed nuclides and total contamination. For the characterization of KORI Unit-1, we conducted the radiation measurement on the exterior surfaces of components using portable instruments (Eberline E-600 SPA3, Thermo G20-10, Thermo G10, Thermo FH40TG) at BR (boron recycle system) and SP (containment spray system) in primary system. Based on these results, the ProUCL program was employed to determine the destructive sample collection quantities based on statistical approach. The total of 5 and 8 destructive sample quantities were decided by program and successfully collected from the BR and SP systems, respectively. Samples were moved to laboratory and analyzed for the detail nuclide characteristics. The outcomes of this study are expected to serve as valuable information for estimating the types and quantities of radiological waste generated by decommissioning of KORI Unit-1.
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