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        검색결과 875

        361.
        2013.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The study focuses developing an effective mission strategy in a Social Network Service culture to reach the net generation in Korea. It asks these important questions: “What are the barrier for the Korean churches in evangelism to the net generation?” “How can Korean churches change their SNS culture in mission for the unchurched net generation?” In order to answer these questions, data was collected through questionnaires and interviews with members of the net generation in Korea. Both the characteristics of the net generation, and those of the emerging SNS culture in Korea, were analyzed.The effective strategies of Korea church mission was an important issues in this study of how best to reach for Christ the net generation in SNS culture. I think that experience of mission in the Korean context led N-generation to the strategy that the Korean churches need a mission approach using SNS culture. This evangelism is a challenge for Korean churches seeking to reach the net generation. Korean churches need to be develop the mission strategies using SNS appropriate for the Internet culture of the net generation. Such SNS must be part of an effective mission toward the net generation who embrace a SNS culture.
        7,800원
        363.
        2013.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        유한요소법은 구조해석법으로 가장 많이 사용되는 방법으로 자리잡고 있으며, 근래에는 다소 복잡한 동적 및 비선형 문제에도 사용이 일반화되고 있다. 이러한 거동 예측이 어려운 구조해석에도 구조물을 적절한 유한요소와 요소망으로 표현하면 신뢰있는 해석 결과를 얻을 수 있다. 구조물의 동적 또는 비선형 거동에는 예상하지 않은 부분에서 큰 변형이 일어날 수 있으며, 유한요소해석 과정에서 같은 요소망을 계속 사용하면 요소의 모양이 신뢰 범위 밖으로 변형될 수 있으므로 요소망 역시 동적으로 적응할 필요가 있다. 또한, 유한요소 프로그램의 사용자 요구 사항 중 하나가 실시간으로 빠르게 진행되는 것이므로 연산면에서 효율적이어야 한다. 본 연구는 시간영역 동적해석에서 전 단계 해석 결과를 사용하여 계산된 대표 변형률 값을 오차 평가에 사용하여 절점 이동인 r-법과 요소 분할인 h-법의 조합으로 요소 세분화를 진행하여 동적으로 적응하는 요소망 형성 과정을 기술한다. 해석 중 과대하게 변형되는 요소는 모양계수 개념으로 방지한다. 간단한 프레임의 동적 유한 요소해석을 예제로 정확성과 연산 효율성을 보여준다. 본 연구에서 제시하는 적응적 유한요소망 형성 전략은 복잡한 동적 및 비선형 해석에 일반적으로 적용될 수 있다.
        4,000원
        364.
        2013.10 구독 인증기관·개인회원 무료
        Black queen cell virus (BQCV), one of the most prevalent viruse, causes the death of queen larvae and pupae. The RNA-dependent RNA polymerases (RdRPs) are central components in the life cycle of RNA viruses that catalyzes the replication of RNA from an RNA template without DNA stage. Inhibition of RdRP gene is importantly significant for application of monoclonal antibody generation as a diagnosis tool for identifying BQCV infection in honey bee..In this study, the presence of BQCV in honey bee samples was confirmed by PCR using BQCV F/R primer set to multiply of 700 bp DNA fragment. For ampification of BQCV Rdrp gene, a primer set attached BamHI/SalI restriction site was designed based on the best homogenization between BQCV RdRP sequences in NCBI, a PCR product containing BQCV RdRP gene with 1576 bp in length was amplified. Furthermore, BQCV RdRP gene will be cloned into pBlueXcm vector for future researches.
        365.
        2013.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Xenotransplantation of pig organs into primates results in fatal damage, referred as hyperacute rejection (HAR), and acute humoral xenograft rejection (AHXR), to the organ graft mediated by antibodies pre-existing and newly-producing in primates against their cognate pig antigens. Functional ablation of α1,3-galactosyltransferase (Gal-T KO) of pig which is an enzyme involved in synthesis of Gala1-3Galb1-4GlcNAc-R antigen is essentially required to prevent HAR. Moreover, additional genetic modification under Gal-T KO background for enforced expression of human complement regulatory proteins which can inhibits complement activation is known to effectively imped HAR and AHXR. In this study, we constructed a membrane cofactor protein (MCP) expression cassette under control of human EF1α promoter. This cassette was inserted between homologous recombination regions corresponding to Gal-T locus. Subsequently this vector was introduced into ear skin fibroblasts of female pig by nucleofection. We were able to obtained 40 clones by neomycin selection and 4 clones among them were identified as clones targeted into Gal-T locus of MCP expression cassette by long-range PCR. Real time RT-PCR was shown to down-regulation of Gal-T expression. From these results, we demonstrated human EF1α promoter could induce efficient expression of MCP on cell surface of fibroblasts of female pig.
        4,000원
        366.
        2013.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        느타리(Pleurotus ostreatus)의 품종 육성은 ASI2596(수한3호)와 ASI 2782(흑변이체)와 Mon-Mon교잡을 통하여 3계통을 선발하였다. 선발된 우량계통중에서 품질이 가장 우수한 SB-73을 ‘다굴’로 명명하였다. 주요 특성은 균사생장 적온이 25oC이나30oC에서도 잘 자라며, pH의 범위가 pH5~8까지 넓게 형성되었고, 자실체 발생 최적온도는 14~17oC였다. 균사체 배양에서 대선형성유무는 모균주 수한3호와 흑변이체와는 뚜렸한 대선을 형성하였다. 자실체갓의 색깔은 연회색을 나타내었고, 형태로는 대조품종인 수한3호와 같이 다발형이었다. 자실체 수량은병당 68.024.1로 수한3호의 수량지수를 100으로 보았을 때 115를 나타내었다. 또한 대의 길이는 수한3호보다 길고 개체발생수가 26.17.5로 수한3호 10.52.6보다 많이 형성되어 다발성을 보여주었다. 2종류의 primer를 이용하여 새로운 품종 ‘다굴’에 대한RAPD pattern를 분석한 결과 모균주 수한3호와 같은pattern를 가지면서 다른 밴드가 존재하였다. 신품종‘다굴’은 개체발생수가 많고 대가 길어 재배방법이확립되면 농가 소득증대에 기여할 것으로 기대된다.
        4,000원
        367.
        2013.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The international standard of ISO/IEC 19774 H-Anim (Humanoid Animation) defines the hierarchical structure and modeling data of a human for the generation of human animation. A common character data format is necessary in order to share and exchange characters between different applications, including gaming applications. H-Anim can be used for this purpose, and is progressing towards further standardization of new functionalities. This paper describes the modeling and animation method of a game character based on H-Anim using a general graphics tool. It also describes an algorithm to convert from H-Anim WRL, the output file generated by the general graphics tool, to H-Anim X3D based on the H-Anim specification. In addition, an experiment is described that shows compatibility of the designed H-Anim character with a general X3D browser. General behavior animations applied directly to the H-Anim character are also included.
        4,200원
        368.
        2013.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In this paper, firstly, acceleration-time histories were generated by varying strong motion duration in the frequency domain for application to a seismically isolated nuclear power structure, so as to examine the effects of strong motion duration on the behavior of the structure. Secondly, real recorded earthquakes were modified to match the target response spectrum based on the revised SRP 3.7.1(2007) and the modified time histories were applied to the analysis of a seismically isolated nuclear power structure. The obtained values of acceleration and displacement responses of the structure were, finally, compared with the values obtained in case of applying acceleration-time histories generated in the frequency domain to the structure.
        4,000원
        369.
        2013.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In this paper, we present a noise generation algorithm for producing artistic styles on video. Our algorithm is constructed based on a template to preserve the coherence of the artistic styles between the frames of video. We generate noise in the coordinate defined by the templates and apply texture coverage scheme to control the coherence of the noise distribution. For the coherence of the regions outside the templates, we design local recursive filters.
        4,000원
        370.
        2013.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In the game graphic design process, design results are based on ideas that drives major decisions. Many information and stimuli could help to determine an initial game graphic design concept which is called concept generation. In this study Related Search Term and WordNet stimuli were given to the game design students in the concept generation. This study seeks to clarify which kind of stimuli contributes more to the creativity of the game graphic design concept. As a result, significant difference was found in creativity scores between two conditions. This result showed that related search terms which are based on collective knowledge could assist as stimuli on concept generation more effectively than WordNet which offers semantic dictionary definitions.
        4,000원
        371.
        2013.06 구독 인증기관 무료, 개인회원 유료
        ㈜넥스컴스는 항공, 방산산업에서 주도적으로 일하던 젊은이들이 뜻을 모아 2003년 5월에 설립되었다. 넥스컴스는 회사가 설립된 이래로 수많은 업체 및 연구기관과의 연구·개발을 통하여 복합재료 시장이 요구하는 제품을 생산해 왔으며, 현재도 복합재료 관련 제품에 대한 문의 및 제안의 발길이 끊임없이 이어지고 있어 앞날이 기대되는 벤쳐기업이다. 우수한 기술력 및 풍부한 경험을 바탕으로 고객의 신뢰를 쌓아가고 있는 현재, 세계적 이슈인 신소재 사업에 활기를 불어 넣어줄 것이 틀림없다.
        4,000원
        372.
        2013.05 구독 인증기관 무료, 개인회원 유료
        This paper presents a development process of a forecast and monitoring system for a photovoltaic (PV) solar plant. PV solar system is one of sustainable resource of energy. So, Korean government encourages businessmen to build a PV solar plant. Renewable Portfolio Standard (RPS) system is one of encouraging policies. Most RPS businessmen use monitoring system for a PV solar plant and they need an accurate forecast of power generation for business purpose. Therefore we propose an estimating algorithm of power for a PV solar plant using weather forecast. Proposed algorithm is implemented in a forecast and monitoring system and it works better than existing estimating methods.
        4,000원
        375.
        2013.04 구독 인증기관·개인회원 무료
        In this study, we conduct the economical analysis about the floating tracking PV generation structure manufactured by steel, aluminum, and GFRP (glass fiber reinforced polymeric plastic) structural member. The structural safety of floating PV generation structure has been proved through numerous previous researches. Moreover, the generating efficiency of tracking PV generation system can be more larger than immobile system. In this study, structural analysis using the FEM method has been performed to establish the safety of the floating tracking PV generation structure and commercial viability evaluation has been performed through the cost of materials.
        377.
        2013.04 구독 인증기관·개인회원 무료
        Beauveria bassiana isolates have been used in integrated pest management, but little consideration has been given to the studies on fungal gene expressions and their functions. In this work, to determine the functions of genes, B. bassiana ERL1170 was transformed by restriction enzyme-mediated integration method, where pABeG with bar gene was used as a transformation vector. Among seven hundred of transformants, morphologically different ERL1170-pABeG-#160 transformant, particularly dysfunctional in conidiogenesis. The transformant had yellow hyphal growth on fourth strength Sabouraud dextrose agar (SDA/4) and produced very small amount of conidia (<1.0×105 conidia/cm2 agar) in 7 days, whereas wild type had white mycelial growth and significantly greater conidia (3.6×106 conidia/cm2 agar). Additionally under microscopic observation, hyphae of #160 seemed like indian club, compared to the straight forms of wild type hyphae. The next work is figure out possible genes contributing the conidiogenesis of B. bassiana.
        378.
        2013.04 구독 인증기관·개인회원 무료
        The rapid advances in next generation sequencing (NGS) technologies have brought about huge improvement in sequencing throughput for affordable prices and revolutionized genomics researches. Nowadays, whole genome draft sequence for mid-sized genomes such as insects' can be obtained in a couple of months. And the gene space in action can be easily determined by whole transcriptome sequencing, even when the reference genome sequence is not available. In this workshop, experiences at Macrogen with NGS technology for whole genome sequencing and whole transcriptome sequencing will be presented focusing on insect researches, employing Illumina Hiseq2000 and/or Roche 454 platforms.
        380.
        2013.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        There are several “game testing techniques” to find bugs in game software. But they can not support game developer to correct errors easily and effectively in game development process. And also they are doing process according to game developer’s scenario and intuition at game company in these days. Therefore, to solve the above problem in this paper, this dissertation suggests a efficient testing techniques to judge the suitable generation of the auto-generate game map according to the game user’s playing and verify them TFD (Test Flow Diagram).
        4,000원