• 제목/요약/키워드: boost

검색결과 2,892건 처리시간 0.033초

청도새마을운동 기념공원 기본계획 (A Study on the Landscape plan to the Cheongdo Saemaeul Movement Memorial Park)

  • 권진욱;박찬용
    • 농촌계획
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    • 제20권3호
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    • pp.179-189
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    • 2014
  • The Saemaeul Movement, which is the representative national campaign of Korea aimed at the development of local communities, has drawn a great deal of attention from home and abroad and formed an element of Korea's national brand since 2000. Accordingly, this research was conducted for the purpose of constructing a memorial park in Shindo Village, Cheongdo County, North Kyoungsang Province, which is a home to the Saemaeul Movement. As the Saemaeul Movement is benchmarked by many countries around the world today, this research aims to communicate the spirit and social value of the movement and disseminate its effects of local community development in rural areas through the construction of a memorial park. In this study, the design motive of the memorial park was conceived through the historical review and case studies of the Saemaeul Movement. In parallel, theoretical study was also conducted on design techniques as the basis of this research. In consideration of the characteristics of a technical article, this research was conducted in several phases. In the first phase, the conditions of the site where the park construction was planned were analyzed and the direction of its development was set. In the second phase, the main theme and the basic principles of planning were established, and the contents of the park construction project were devised in detail. In the last phase, a comprehensive plan was established, including a space layout to accommodate activities, facilities and programs to be introduced to the park. The park construction site ($106,000m^2$) was divided into four zones (memorial zone, historical theme park, education zone and experience zone) based on circulation planning aimed at creating memorial space, and was linked to eco-friendly ecological space in consideration of environmental features. At a time when the Saemaeul Movement is being propagated across the world, the result of this study will help create a place for its memorial and play a pivotal role to boost international movements aimed at promoting co-prosperity across the global village. It will also bear significance as an example of theme-based park construction in a rural area and the invigoration of a local community.

공공 도로건설사업에서의 설계도서 납품체계 개선방안에 관한 연구 (A Study on Improvement Measures for the Design Documents Delivery System in Public Road Construction Projects)

  • 옥현;김성진;김태학;주기범
    • 한국도로학회논문집
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    • 제20권2호
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    • pp.45-55
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    • 2018
  • PURPOSES : This study aims to survey and analyze the status of the design and completion documents output delivery system in public construction projects in order to assess the problems of the Ministry of Land, Infrastructure and Transport (MOLIT)'s electronic delivery system, with a focus on roads and rivers, and to offer improvement measures. METHODS : This study first surveys and analyzes laws and existing study trends with regard to the design and completion documents output delivery system in public construction projects. It further analyzes the status of the output delivery system in public construction projects, including roads, rivers, expressways, water resources, and railroads. In addition, a comparative analysis of the current electronic delivery system of MOLIT and Korea Expressway Corporation in the road field is conducted, and the problems and improvement measures for MOLIT's electronic output delivery system are presented. This study seeks to analyze problems and prepare improvement measures with regard to road and river public construction projects, as ordered by MOLIT's five regional offices. RESULTS : This study sought to prepare the electronic output delivery system with regard to public construction projects and present the analysis of its major problems and improvement measures in four categories: "the preparation of electronic design documents output delivery system improvement measures including inspection and delivery," "preparation of guidelines, systems, etc., concerning electronic design documents," "preparation of improvement measures for the construction project management system and electronic design document support tools", and "linking of MOLIT's electronic output delivery system with relevant agencies and the expansion thereof to local governments." CONCLUSIONS : This study analyzed the current status and problems of the MOLIT's electronic output delivery system in the field of road and river construction projects, and presented corresponding improvement measures. This study is expected to address the problems of the MOLIT's electronic output delivery system, and to provide the foundation for the preparation of an efficient electronic output delivery system for design and completion documents. In addition, this study is expected to boost the quality and utilization of the electronic design documents output, and to exchange, share, and link construction information among relevant agencies so as to prepare the foundation for sharing construction information.

초등 사회과 지리 영역에 있어서 환경교육의 방안 (A Study on Methods of Environmental Education in the Geographic Section of Elementary School Social Studies)

  • 홍기대
    • 한국환경교육학회지:환경교육
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    • 제9권1호
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    • pp.39-57
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    • 1996
  • All kinds of environmental problems are related to each local and geographical environment. For this reason, it is necessary for schools in each region to provide environmental education which suits the geographical character of their particular region. In order to provide solutions to the environmental problems of each school's geographic region, the goal of this research is as follows: 1. We can make students realize the relationship between the human race and the environment by teaching according to the environmental conditions in each local area. 2. By teaching students about the problems in their own local environment, we can increase their concern about the state of their local surroundings. 3. When teaching about the environment, it is useful to use educational material which suits the character of each local region. 4. Students' interest in environmental preservation can be aroused through extracurricular environmental activities. The ares concerned are Chonnam and Kwangju City, which are divided into urban, industrial, rural, coastal, and mountainous areas. The conclusion about considering environmental education in environmental school social studies is as follows: 1. Kwangju and Chonnam should be divided into five sections, each with similar geographical environments. This will be an improvement over the old uniform approach to environmental studies in which all regions were treated as being the same each region will now receive special attention. 2. It is necessary to maximize the efficient use of the Environmental Education Building. When Media, environmental data and special materials for environmental education are used effectively, teachers can lead class effectively and students will be more interested in the class. 3. We can detect the cause of pollution, increase interest in the environment and easily solve environmental problems by collecting and displaying environmental educational materials. 4. An environmental education corner could boost students' interest in environmental problems and could act as a kind of bridge between theoretical and practical education. 5. Media and environmental data must be specialized according to the geographic character of each region. In this way, we can expect to improve the quality of environmental education over the simplistic environmental education of previous years. 6. Students will become interested in the problems of the region in which they live through social studies, and primarily through the environmental curriculum. 7. We can prevent learning deficiencies by making a consistent teaching plan. The teaching and learning methods will be improved and the teachers will be proud of what they teach. 8. The purpose of the Education Procedure Content Analysis is to make teaching and learning concise and easy by systematizing environmental and related subjects. This can be done by adding an environmental unit to the geographic section of social studies. 9. Citizens' interest in their own residential environment can be increased through action by sustaining environmental preservation movements to local region people.

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Outcome of postoperative radiotherapy following radical prostatectomy: a single institutional experience

  • Lee, Sea-Won;Hwang, Tae-Kon;Hong, Sung-Hoo;Lee, Ji-Youl;Chung, Mi Joo;Jeong, Song Mi;Kim, Sung Hwan;Lee, Jong Hoon;Jang, Hong Seok;Yoon, Sei Chul
    • Radiation Oncology Journal
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    • 제32권3호
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    • pp.138-146
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    • 2014
  • Purpose: This single institutional study is aimed to observe the outcome of patients who received postoperative radiotherapy after radical prostatectomy. Materials and Methods: A total of 59 men with histologically identified prostate adenocarcinoma who had received postoperative radiation after radical prostatectomy from August 2005 to July 2011 in Seoul St. Mary's Hospital of the Catholic University of Korea, was included. They received 45-50 Gy to the pelvis and boost on the prostate bed was given up to total dose of 63-72 Gy (median, 64.8 Gy) in conventional fractionation. The proportion of patients given hormonal therapy and the pattern in which it was given were analyzed. Primary endpoint was biochemical relapse-free survival (bRFS) after radiotherapy completion. Secondary endpoint was overall survival (OS). Biochemical relapse was defined as a prostate-specific antigen level above 0.2 ng/mL. Results: After median follow-up of 53 months (range, 0 to 104 months), the 5-year bRFS of all patients was estimated 80.4%. The 5-year OS was estimated 96.6%. Patients who were given androgen deprivation therapy had a 5-year bRFS of 95.1% while the ones who were not given any had that of 40.0% (p < 0.01). However, the statistical significance in survival difference did not persist in multivariate analysis. The 3-year actuarial grade 3 chronic toxicity was 1.7% and no grade 3 acute toxicity was observed. Conclusion: The biochemical and toxicity outcome of post-radical prostatectomy radiotherapy in our institution is favorable and comparable to those of other studies.

Outcomes of stereotactic body radiotherapy for unresectable primary or recurrent cholangiocarcinoma

  • Jung, Da Hoon;Kim, Mi-Sook;Cho, Chul Koo;Yoo, Hyung Jun;Jang, Won Il;Seo, Young Seok;Paik, Eun Kyung;Kim, Kum Bae;Han, Chul Ju;Kim, Sang Bum
    • Radiation Oncology Journal
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    • 제32권3호
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    • pp.163-169
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    • 2014
  • Purpose: To report the results of stereotactic body radiotherapy (SBRT) for unresectable primary or recurrent cholangiocarcinoma. Materials and Methods: From January 2005 through August 2013, 58 patients with unresectable primary (n = 28) or recurrent (n = 30) cholangiocarcinoma treated by SBRT were retrospectively analyzed. The median prescribed dose was 45 Gy in 3 fractions (range, 15 to 60 Gy in 1-5 fractions). Patients were treated by SBRT only (n = 53) or EBRT + SBRT boost (n = 5). The median tumor volume was 40 mL (range, 5 to 1,287 mL). Results: The median follow-up duration was 10 months (range, 1 to 97 months). The 1-year, 2-year overall survival rates, and median survival were 45%, 20%, and 10 months, respectively. The median survival for primary group and recurrent group were 5 and 13 months, respectively. Local control rate at 1-year and 2-year were 85% and 72%, respectively. Disease progression-free survival rates at 1-year and 2-year were 26% and 23%, respectively. In univariate analysis, ECOG performance score (0-1 vs. 2-3), treatment volume (<50 vs. ${\geq}50mL$), and pre-SBRT CEA level (<5 vs. ${\geq}5ng/mL$) were significant in overall survival rate. In multivariate analysis, ECOG score (p = 0.037) and tumor volume (p = 0.030) were statistically significant. In the recurrent tumor group, patients with >12 months interval from surgery to recurrence showed statistically significant higher overall survival rate than those with ${\leq}12$ months (p = 0.026). Six patients (10%) experienced ${\geq}$grade 3 complications. Conclusion: SBRT can be considered as an effective local modality for unresectable primary or recurrent cholangiocarcinoma.

남북중재규정 제정의 기본방향 (Basic Direction for the South and North Korea's Aybitration Rules)

  • 김연호
    • 한국중재학회지:중재연구
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    • 제15권1호
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    • pp.3-26
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    • 2005
  • Since the Agreement on Commercial Arbitration was signed by the Governments of South and North Korea last year, there has been quite a few discussions on the way for implementing the Agreement in both public and private sectors. The Department of Justice of South Korea was quite active in making the draft of arbitration rules representing the South Korean views in alliance with the Department of Reunification of South Korea and recently held an informal seminar to preview their draft. On the other hand, the Korea Arbitration Association, a main body of commercial arbitration which are composed of professors and lawyers, were carefully watching the steps and the draft made by the Department of Justice. The reasons are to assure that not only shall the commercial arbitration rules comply with comment norms of international arbitration but shall it be made to meet the needs of enterprises investing in the Special Economic District of Kaesung City in North Korea. The concerns of the Korea Arbitration Association can be accomplished if the Department of Justice would modify the provisions pointed out in the seminars. Five general principles shall be brought into the attention in promulgating the commercial arbitration rules. First, it should comply with the Agreement on Commercial Arbitration signed by South and North Korea. Second, it should accept common rules contained in UNCITRAL arbitration rules. Third, it should boost the promptness of proceedings when a case was filed. Fourth, it should feature unique aspects of trade between South Korea and Korea by differentiating it from purely international trade between a country and a country. Lastly, it should combine the respective rules of both South and North Korea, currently in effect. With the above five principles accomplished, it should be noted that the Agreement on Commercial Arbitration the upper authority of arbitration rules, mandates the following features. It declared that arbitration be processed by three arbitrators. Single arbitrator is not permitted. Arbitration can be adopted even if an arbitration clause does not exist in an agreement by the parties, provided that the dispute arose out of the scope of the Agreement on investment Guarantee signed by South Korea and North Korea. It excluded quick and simplified procedures even if the amount of claim in arbitration is minimal. All the procedures should take a formal procedure. It let the double administration offices operate. One is to sit in Seoul of South Korea and the other is to sit in Pyongyang of North Korea. This would intimidate the fastness of procedures. With the above principles and the features considered, each provision in the draft by the Department of Justice should be reviewed and suggested for change.

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도박중독자의 회복과정 : 수렁에서 빠져나오기 (Recovering Process from Gambling Addiction)

  • 윤명숙;채완순
    • 한국사회복지학
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    • 제62권3호
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    • pp.271-297
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    • 2010
  • 본 연구는 도박중독자들의 회복과정에 대한 실체이론을 개발하기 위하여 실시하였다. '도박중독자의 회복과정은 어떠한가?'의 연구문제를 가지고, Strauss와 Corbin(1990)의 근거이론방법을 적용하여 분석하였다. 전라북도지역에 거주하는 남성 도박중독자 7명을 대상으로 심층 인터뷰하였다. 연구결과 총 97개의 개념과 28개의 하위범주 그리고 16개의 상위범주로 유목화 하였다. 회복과정의 핵심범주는 '대박의 꿈을 포기하고 자유로워지기'로 나타났다. 본 연구는 국내에서 처음으로 도박중독의 수렁에서 빠져나오는 과정과 유형 등을 밝힘으로써 도박중독자의 회복과정에 대한 실제적 이론 구축 및 정책적, 임상적 개입에 중요한 기초자료가 될 것으로 본다.

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구급대원으로 활동하는 응급구조사의 표준작전절차에 대한 융복합적인 인지도와 수행도 (Convergent Awareness and Performance of the Standard Operating Procedure in Emergency Medical Technicians Serving as Paramedics)

  • 황정현;이현지
    • 한국융합학회논문지
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    • 제8권10호
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    • pp.105-114
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    • 2017
  • 본 연구는 구급대원으로 활동하는 응급구조사의 표준작전절차에 대한 융복합적인 인지도와 수행도를 알고자 하는데 그 목적이 있다. 이러한 목적을 달성하기 위하여 본 연구에서는 구급대원으로 활동하는 응급구조사 400명을 연구대상으로 표집하여 SPSS 20.0 Version을 사용하여 분석하였다. 연구 결과는 다음과 같다. 첫째, 연구대상자의 융복합적인 인지도는 호흡기 감염예방 부분이 가장 높았고, 손위생이 가장 낮았으며, 수행도는 치료장비 및 직원의 안전 부분이 가장 높았고, 손위생이 가장 낮았다. 인지도가 전체적으로 수행도 보다 높았다. 둘째, 일반적 특성에 따라 인지도는 연령, 성별, 상처 경험에 따라 통계적으로 유의한 차이가 있었으며, 수행도는 근무경력만이 유의한 차이를 보였다. 응급구조사의 융복합적인 인지도와 수행도 간에 정적 상관관계를 보이는 것으로 나타났다. 이 같은 결과로 구급대원으로 활동하는 응급구조사의 표준작전절차에 관한 인지도와 수행도를 복합적으로 높이기 위해 인지도를 선행으로 한 프로그램을 지속적으로 반복 교육 시 수행도를 증가시킬 수 있을 것으로 사료된다.

전침이 자연살해세포 활성에 미치는 유전자 발현 profile에 대한 연구 (Genes profile related to modulation of natural killer cell activity induced by electroacupuncture)

  • 최기순;노삼웅;오상덕;배현수;안현종;하윤문;김강호;민병일
    • Journal of Acupuncture Research
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    • 제19권6호
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    • pp.111-124
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    • 2002
  • A line of study reported that electroacupuncture(EA) modulate natural killer cell(NK Cell) activities. One report suggested that EA enhanced splenic interferon-gamma($IFN-{\gamma}$), interleukin-2(IL-2), and NK cell activity in Sprague-Dawley rats. Another study suggested that $IFN-{\gamma}$ mediates the up-regulation of NK cell activity, and endogenous ${\beta}$-endorphin secretion also play a role in the up-regulation of NK cell activity induced by EA stimulation. In order to better understand the molecular regulation underlying the activation of NK cell induced by EA, we have utilized cDNA microarray to elucidate how EA alters program of gene expression of spleen in rats. First, we divided three groups, group I was EA group treated with EA in restriction holder, group II was sham group with only holder stress, and last group III was control group with no treatment. We measured NK cell activity after EA stimulation three times for 2 days using $^{51}Cr$ release assay. Second, Biotin-labeled cDNA probes synthesized from EA group and sham group, were competitively hybridized to the microarray that contained variable genes. Such high-throughput screening has identified a number of EA-responsive gene candidates. Of these, we found that EA induced a subset of genes of genes that functionally could modulatory effects on NK cell activity. Genes(vascular cell adhesion molecule-1, protein-tyrosine kinase, CD94 mRNA) related to boost NK cell activity, were increased by EA And, genes(protein-tyrosine-phospatase mRNA, protein-tyrosine phosphatase(SHP-1) mRNA) related to inhibit NK cell activity, were decreased by EA. These EA-responsive genes may provide key insights from which to understand mechanisms of activation of NK cell induced by EA.

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탄화규소(SiC) 반도체소자의 동향 (Trend of SiC Power Semiconductor)

  • 김상철;방욱;서길수;김기현;김형우;김남균;김은동
    • 한국전기전자재료학회:학술대회논문집
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    • 한국전기전자재료학회 2004년도 추계학술대회 논문집 Vol.17
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    • pp.7-12
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    • 2004
  • 탄화규소 전력반도체 소자는 실리콘 전력반도체 소자에 비해 우수한 물질특성을 갖고 있어 성능 측면에서 뿐 만 아니라 전력변환장비의 크기를 획기적으로 줄일 수 있는 새로운 반도체 소자이다. 특히 unipolar 계열의 소자에서 괄목할 만한 특성을 보이고 있다. 현재 쇼트키 장벽 다이오드의 경우 5kV급, UMOSFET의 경우 3kV급의 소자까지 보고되고 있으며 반도체 물질 중에서 가장 활발히 연구가 진행되고 있는 분야 중의 하나이다. 단결정성장 분야에서도 3인치 급이 상용화 되었으며 4인치 크기의 웨이퍼의 상용화가 조만간 실현될 것으로 기대되고 있다. 이러한 기술적 발전을 토대로 600V, 1200V급 쇼트키 다이오드가 PFC boost 용으로 시판되고 있으나 아직은 다른 반도체 소자에 비해 미미한 실정이다. 현재에는 $250^{\circ}C$까지의 온도영역에서 실리콘 SOI(Silicon on Insulator) 소자가 주로 사용되고 있다. 그러나 $300^{\circ}C$를 넘는 온도 영역에서는 실리콘으로는 한계가 있고, 특히 SOI는 전력소자에 적용하기는 한계가 있어 주로 저전력 고온소자가 필요한 부분에 적용이 되고 있다. 따라서 전력용에 적합한 고온소자로 탄화규소 소자의 연구가 활발히 진행되고 있다. 현재의 추세로 보아 $200-300^{\circ}C$ 영역의 응용분야에서는 SOI와 탄화규소가 함께 적용될 것으로 예상되며, $300^{\circ}C$를 넘는 온도영역에서는 탄화규소 소자의 우월적 지위가 예상된다. 이러한 이유로 탄화규소 반도체소자의 응용 분야는 크게 확대될 것으로 예상되며 국가적 차원의 지원 및 육성이 요구되는 분야 중의 하나이다.t로 사용한 소자보다 발광 소광 현상이 적게 일어난 것에 기인하였다고 생각된다. 두 소자 모두 $40mA/cm^2$ 에서 이상적인 화이트 발란스와 같은(0.33,0.33)의 색좌표를 보였다.epsilon}_0=1345$의 빼어난 압전 및 유전특성과 $330^{\circ}C$의 높은 $T_c$를 보였고 그 조성의 vibration velocity는 약4.5 m/s로 나타났다.한 관심이 높아지고 있다. 그러나 고 자장 영상에서의 rf field 에 의한 SAR 증가는 중요한 제한 요소로 부각되고 있다. 나선주사영상은 SAR 문제가 근원적으로 발생하지 않고, EPI에 비하여 하드웨어 요구 조건이 낮아 고 자장에서의 고속영상방법으로 적합하다. 본 논문에서는 고차 shimming 을 통하여 불균일도를 개선하고, single shot 과 interleaving 을 적용한 multi-shot 나선주사영상 기법으로 $100{\times}100$에서 $256{\times}256$의 고해상도 영상을 얻어 고 자장에서 초고속영상기법으로 다양한 적용 가능성을 보였다. 연구에서 연구된 $[^{18}F]F_2$가스는 친핵성 치환반응으로 방사성동위원소를 도입하기 어려운 다양한 방사성의 약품개발에 유용하게 이용될 수 있을 것이다.었으나 움직임 보정 후 영상을 이용하여 비교한 경우, 결합능 변화가 선조체 영역에서 국한되어 나타나며 그 유의성이 움직임 보정 전에 비하여 낮음을 알 수 있었다. 결론: 뇌활성화 과제 수행시에 동반되는 피험자의 머리 움직임에 의하여 도파민 유리가 과대평가되었으며 이는 이 연구에서 제안한 영상정합을 이용한 움직임 보정기

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