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박승옥,배정호 광운대학교 기초과학연구소 1996 기초과학연구소논문집 Vol.25 No.-
Stress means the change of the physical organ which is caused by some various external or internal stimuli. When a body is in stress, it always responds in a regular and general way. Seyle named this response General Adaptation Syndrom(GAS). The process of physical response to stress is as follows. First of all, the sympathetic nerve is tensed and according to this, the secretion of epinephrine is accelerated. This epinephrine stimulates hypothalamus-the anterior lobe of the pituitary-adrenocortex. In result, the secretion of cortisol is speeded up and the stress of a body relaxes.
박승호,배정호 光云大學校 1995 論文集 Vol.24 No.-
When a man's physical activity is analyzed from the 'private' and the 'public' viewpoint, it cannot be denied that sports for all essentially have doubleness-the social recognition of the private activity and the including the private activity among the public activities. The fundamental subject of the study on sports for all is how to understand this doubleness. The sociological viewpoint is to understand the social phenomena, which are developed as the form of on object and a means, as the course of cause and effect. In other words, this is on understanding the course in which a person's spontaneous activity becomes inevitable in the social structure. Therefore this study begins with the understanding the sports for all as a social problem. That is to say, the purpose of this study is to understand the necessity of the sports for all at once in the social structure and in the social problems surround the man's physical activity.
두개골의 3차원 영상 분석을 위한 전산화단층촬영 방법의 비교 : 상층 두께가 3차원 영상의 계측에 미치는 영향
정호걸,김기덕,박혁,김동욱,정해조,김희중,유선국,김용욱,박창서 대한구강악안면방사선학회 2004 Imaging Science in Dentistry Vol.34 No.3
Purpose : To evaluate the quantitative accuracy of three-dimensional (3D) images by means of comparing distance measurements on the 3D images with direct measurements of dry human skull according to slice thickness and scanning modes. Materials and Mathods : An observer directly measured the distance of 21 line items between 12 orthodontic landmarks on the skull surface using a digital vernier caliper and each was repeated five times. The dry human skull was scanned with a Helical CT with various slice thickness (3, 5, 7 mm) and acquisition modes (Conventional and Helical). The same observer measured corresponding distance of the same items on reconstructed 3D images with the internal program of V-works 4.0 (Cybermed Inc., Seoul, Korea). The quantitative accuracy of distance measurements were statistically evaluated with Wilcoxons’ two-sample test. Results : 11 line items in Conventional 3 mm, 8 in Helical 3mm, 11 in Conventional 5 mm, 10 in Helical 5 mm, 5 in Conventional 7 mm and 9 in Helical 7 mm showed no statistically significant difference. Average difference between direct measurements and measurements on 3D CT images was within 2 mm in 19 line items of Conventional 3 mm, 20 of Helical 3 mm, 15 of Conventional 5 mm, 18 of Helical 5 mm, 11 of Conventional 7mm and 16 of Helical 7 mm. Conclusion : Considering image quality and patient’s exposure time, scanning protocol of Helical 5 mm is recommended for 3D image analysis of the skull in CT.
윤중호,박주희,김정주,권기락,안철진,주우홍,강진호,신동수 Institute of Genetic Engineering Changwon National 1998 Gene and Protein Vol.2 No.1
본 연구에서는 황정 속에 포함되어 있는 생리활성 물질을 hexane, CHCl₃과 n-butanol층에서 각각의 성분들을 추출하였고, hexane층에서 분리된 화합물 I과 H 중에서, 화합물 I의 봐학구조를 ¹H-nmr, ??, DEPT135, COSY, HMQC, HMBC 스펙트럼 및 MS 스펙트럼 등의 분광학적인 방법에 의해 결정하였다. 화합물 I의 구조는 9,12-(9E, 12E)-octadecadienoic acid 임을 확인하였다. In this Paper, biologically active compounds were extracted using organic solvents as hexane. CHC1₃, n-butanol to give each component. Chemical structure of compound I was characterized using ¹H-nmr, ??, DEPT135, COSY, HMQC, HMBC spectrum and MS-spectrum, in separated compound I and Ⅱ from hexane layer. Finally, chemical structure of compound I was determined as 9,12-(9E,12E)-octadecadienoic acid.
음향방출법에 의한 탄소섬유강화 플라스틱의 파괴특성에 관한 연구 (2)
윤종희,이장규,박성완,우창기,김봉각,조진호 한국공작기계학회 2004 한국공작기계학회 춘계학술대회논문집 Vol.2004 No.-
This study is to investigate a fracture characteristics of carbon fiber reinforced plastics (CFRP) under the tensile loading as a function of acoustic emission (AE) according to the frequency analysis (transient mode) and AE source location (location mode). It was found that the fracture mechanism of AE frequency analysis was a useful tool for the estimation of different type of fracture in CFRP, i.e., matrix(epoxy resin) cracking, delamination and fiber breakage same as AE amplitude distribution.
박세진, 채희복, 한정호, 윤순만, 박선미, 윤세진 충북대학교 의과대학 충북대학교 의학연구소 2012 忠北醫大學術誌 Vol.22 No.1
자가면역 간염의 정확한 진단을 위해서는 먼저 특징적인 자가면역 간염의 임상 양상과 검사 소견, 그리고 다른 원인에 의한 만성간염의 가능성을 배제할 수 있어야 한다. 본 연구는 2009년에서 2010 년의 자가면역 간염 증례 3례를 살펴 보았다. 아울러 진단 점수표를 이용하여 자가면역성 간염 진단의 객관성을 검토해 보고자 하였다. 본 증례보고는 2009년에서 2010년까지 본 병원에서 자가면역 간염 으로 진단되었던 세 증례에 관한 연구이며, 주로 진단과 치료에 대한 반응을 중심으로 기술하였다. 혈 액을 이용한 간기능 검사는 치료 전과 치료하는 기간 동안 내내 지속적으로 매 1주일마다 시행되었다. 3명의 환자들은 모두 여성으로 평균 나이는 53.7세(48~64)였다. 세 명의 환자 모두에서 표준 치료 요법에 좋은 반응을 나타내었다. 간조직 검사는 2명의 환자에서 시행되었으며 자가면역간염에 부합하 는 병리소견을 나타내었다. 환자들은 prednisolone 단독요법이나 prednisolone과 azathioprine 병 합요법 치료를 받았다. 치료시작 시점으로부터 치료 종료에까지 걸린 시간은 한 달에서 두 달 사이에 분포하였다. 재발은 한 명의 환자에서 치료 종결 후 5개월 째 관찰되었다. 결론적으로 자가면역 간염 환자 세 명은 모두 전형적인 임상양상과 간기능 검사 소견을 나타내었다. 면역 억제 치료제를 투여하였 을 때의 치료반응은 매우 효과적이었으며, 대체로 한 달에서 두 달 사이에 신속하게 나타났다. 재발은 한 명의 환자에서만 관찰되었다.
SWS 490A 강의 용접 열영향부 음향방출 특성에 대한 연구(1)
이장규,우창기,박성완,윤종희,조진호,김봉각,구영덕 한국공작기계학회 2004 한국생산제조학회지 Vol.13 No.4
The object of this study is to investigate the effect of compounded welding through the AE(Acoustic Emission) characteristics for weld HAZ(Heat Affected Zone) under the static tensile test. This study was carried out an SWS 490A, high tension steel for electric shield metal arc welding(SMAW), CO₂gas arc welding and TIG welding. Data displays are based on the measured parameters of the AE signals, along with environmental variables such as time and load. The accumulated AE event curve of HAZ definitely have the point of inflection subject to tensile test. The results of the tensile test of HAZ come out electric shield arc welding > CO₂ gas arc welding >TIG welding in case of single welding, but generally the tensile test of HAZ come out electric shield arc welding > TIG welding > CO₂ gas arc welding. These history plots give us useful and powerful information to analyze the results of material evaluation testing.
李鎭局,徐相壽,朴魯峰,李忠鎬,劉鍾哲,金洪奎,趙武濟,韓運東,池平植 충주대 2003 産業科學論文集 Vol.11 No.-
In this paper, we discuss actual conditions for running school of electrical and electronic engineering in domestic universities. Also, we catch hold of industrial circles's demands in electrical engineering education and analyze questionary results according to goes into effect school of electrical and electronic & information engineering in major of electrical and electronec engineering's students. Conclusively, we present suitable model in electrical engineering by correction of problems.