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담석증, 급성 담낭염, 담도염 환자의 Nitrate/Nitrite (NOx)의 측정치와 질병의 중등도와의 관계
최경호(Kyong-Ho Choi),김해성(Hae Seung Kim),최연승(Yun-Seung Choi),조응호(Eung Ho Cho),안승익(Seung-Ik Ahn),이건영(Keon-Young Lee),홍기천(Kee-Chun Hong),최선근(Sun Keun Choi),허윤석(Yoon Seok Hur),김세중(Sei Joong Kim),우제홍(Ze Hong 대한외과학회 2004 Annals of Surgical Treatment and Research(ASRT) Vol.67 No.1
Poster Session : NO/ROS in Cell Signaling ; Anti-inflammatory effects of the synthetic militarins
( Chun Hoi Kim ),( Young Chul Lim ),( Ho Gyoung Kim ),( Mi Hee Lim ),( Min Kyong Kim ),( Hae Il Park ),( Ki Chul Hwang ),( Jae Mo Sung ),( Tae Woong Kim ) 한국생화학분자생물학회 (구 한국생화학회) 2007 생화학분자생물학회 춘계학술발표논문집 Vol.2007 No.-
An Experimental Study of Pressure Drop Correlations for Wire-Wrapped Fuel Assemblies
Chun, Moon-Hyun,Seo, Kyong-Won,Park, Seok-Ki,Nam, Ho-Yun The Korean Society of Mechanical Engineers 2001 JOURNAL OF MECHANICAL SCIENCE AND TECHNOLOGY Vol.15 No.3
The main objective of the present study is to perform an experimental evaluation of five existing correlations for the subchannel pressure drop analysis of a wire-wrapped fuel assembly. For this purpose, a series of water experiments have been performed using a helical wire-wrapped 19-pin fuel assembly for various test parameters. Four different test sections with different pitch to rod diameter ratios (P/D) and wire lead length to rod diameter ratios (H/D) have been fabricated. A series of pressure drop measurements were made to obtain friction factors for these four test sections. The new data along with existing data are used to evaluate existing correlations. Both the original and the simplified Cheng and Todreas correlations give the best agreement with experimental data for all flow regions.
An adaptive plan-based approach to integrating semantic streams with remote RDF data
Chun, Sejin,Jung, Jooik,Seo, Seungmin,Ro, Wonwoo,Lee, Kyong-Ho SAGE Publications 2017 JOURNAL OF INFORMATION SCIENCE Vol.43 No.6
<P>To satisfy a user's complex requirements, Resource Description Framework (RDF) Stream Processing (RSP) systems envision the fusion of remote RDF data with semantic streams, using common data models to query semantic streams continuously. While streaming data are changing at a high rate and are pushed into RSP systems, the remote RDF data are retrieved from different remote sources. With the growth of SPARQL endpoints that provide access to remote RDF data, RSP systems can easily integrate the remote data with streams. Such integration provides new opportunities for mixing static (or quasi-static) data with streams on a large scale. However, the current RSP systems do not offer any optimisation for the integration. In this article, we present an adaptive plan-based approach to efficiently integrate sematic streams with the static data from a remote source. We create a query execution plan based on temporal constraints among constituent services for the timely acquisition of remote data. To predict the change of remote sources in real time, we propose an adaptive process of detecting a source update, forecasting the update in the future, deciding a new plan to obtain remote data and reacting to a new plan. We extend a SPARQL query with operators for describing the multiple strategies of the proposed adaptive process. Experimental results show that our approach is more efficient than the conventional RSP systems in distributed settings.</P>
Chun Hwan Kim,Seung Ho Jeon,Ki Cheol Seong,Doo Kyong Moon,Young Bin Jung,Chan Kyu Lim,Seong Cheol Kim,Daniel Son 한국국제농업개발학회 2016 韓國國際農業開發學會誌 Vol.28 No.1
This study was conducted to investigate the effects of various mulching materials on growth and yield of okra (Abelmoschus esculentus L. Moench). Three kinds of polyethylene (PE) mulching materials were used which are: black (Black), green (Green), and white and black on both sides (White), black non-woven fabric (Fabric), and barley straw (Straw) and the control plot (Control) were also used in this study. The change of soil temperature was observed in various mulching materials with Green showing the highest average temperature of 24.4o, followed by Black > Fabric > Control > White > Straw. The variation of plant length,, aboveground weight, and root weight were constant in the order of Green > Black > White > Fabric > Control > Straw. Total yield (number of fruits) were 281,000 in Green which was the highest yield, and the least was from Straw which was 62.3% of Green. Total weight of fruits in Green was 395 kg which was the heaviest, and in Straw was least with 226 kg Hence, the weight of fruits
혈액투석 환자의 자기관리 수행도와 이에 영향을 미치는 요인
전진호,강혜경 韓國保健敎育·健康增進學會 1999 보건교육건강증진학회지 Vol.16 No.1
Self-care and the performance of their own role might be important for the prevention of complications and improvement of quality of life in hemodialysis patients with chronic renal failure(CRF). To improve well-being and quality of life for the patients, the author estimated the level of self-care and associating factors through a questionnaire. The information was composed of the knowledge for hemodialysis and renal disease, the level of self-care, health belief, supports from the family, disease-related stresses, personal characteristics, medical history, relationships with medical personnel, etc. The data was gathered from 126 hemodialysis patients who were undergoing hemodialysis in one university hospital and five hospitals in Kyungsangnam-Do area from December 1997 to January 1998, and was analyzed by PC SAS program(version 6.12) with the level of significance(α=0.05). The mean age of subjects was 47.0±13.5 years with no significance difference in gender distribution. The mean duration of hemodialysis was 39.0months, and their frequencies of hemodialysis were more than three times per week(77.0%). Only 21.4% had the specific education on hemodialysis and CRF. In the level which was expressed as the score out of 100, the mean of knowledge was 90.7±9.1 and the mean of self-care was 73.9±12.7, that means, they only partially carried their knowledge into practice. They showed a significant correlation between knowledge and health belief(γ=0.282); self-care and health belief(γ=0.357), family supports and knowledge(γ=0.221), self-care(γ=0.402), health belief(γ=0.431); and health belief and stress(γ=-0.361). Age, religion, marrital status, education, and relationships with medical personnel showed positive correlations, and smoking showed negative correlation with self-care. In the multiple regression with the level of self-care as dependent variable, and each of the characeristics as independent variables, supports from the family(β=0.158), the experience of disease specific education(β=4.959), relationships with medical personnel(β= 6.615), current smoking(β=-6.986), and current drinking(β=-7.095) were detected as significant factors. The value of R-square was 34%. In summary, to promote the level self-care and to improve the well beings and quality of life for the hemodialysis patients, it would be emphasized that they terminate smoking and drinking, and it would be recommended that the education programs and supports from the family be strengthened. And, because there was a considerable difference between the level of knowledge and self-care, it would also be emphasized to propose the education programs which focused on execution. In addition to that, there is a need to improve relationships between the patients and medical personnel through positive changes in the attitudes of the medical personnel.