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전통식품 ( 청국장 ) 으로 부터 fibrin 용해 세균의 분리 동정
허석,이시경,주현규 ( Seok Heo,Si Kyung Lee,Hyun Kyu Joo ) 한국응용생명화학회 1998 Applied Biological Chemistry (Appl Biol Chem) Vol.41 No.2
In this study, the bacteria which could hydrolyze the fibrin produced through the blood coagulation mechanism in the human body, were isolated from Chungkookjang. The KCK-7 strain was selected among the isolated bacteria as the best strain for fibrinolytic activity. It was spore forming and Gram positive. C_(15-0) anteisa fatty acid and C_(15-0) iso fatty acid were 40.85% and 19.47%, respectively as major component among its cellular fatty acid composition. It showed the similarity of 63.6%, compared with standard strain. It was thus identified to be Bacillus subtilis according to Bergey`s manual of systematic bacteriology and its fatty acid profiles af Gas chromatography. The optimum culture temperature and pH were 37℃ and 8 for the production of fibrinolytic enzyme by Bacillus subtilis KCK-7.
영상처리를 이용한 정동적 변위 계측과 속도, 가속도 추산방식 연구
허석(Seok Heo),곽문규(Moon Kyu Kwak),이호범(Bum Ho Lee) 한국소음진동공학회 2010 한국소음진동공학회 학술대회논문집 Vol.2010 No.10
This paper is concerned with the measurement of static and dynamic displacement by image processing(IP) and study for prediction method of velocity and acceleration. To measure the displacement visually, the measurement system consists of a telephoto zoom camera, ccd image device and a computer. The specific target on the white board is used to calculate the displacement of the structure. The captured image is then converted into a pixel-based data and then analyzed numerically. The limitation of the system depends on the image capturing speed and the pixel-size of image. In this paper, we developed for the displacement measurement using the image processing method. The proposed method enables us to measure the vibration measurement, velocity and acceleration directly without any contact. The current resolution of the displacement measurement is limited to 1/100 millimeter scale.
허석(Seok Heo),김윤영(Yoon Young Kim),김진홍(Jin Hong Kim) 한국자동차공학회 2001 한국자동차공학회 춘 추계 학술대회 논문집 Vol.2001 No.5_2
The maximization of torsional and bending rigidities often results in trivial results especially when thin-walled closed sections are optimized. To overcome this limitation of the existing section optimization formulation, we propose to consider distortional rigidity in addition to torsional rigidity in an objective function. The definition of the new-concept distortional rigidity is given in thin-walled closed sections. The examples reveal the role of the distortional rigidity in obtaining practical sections.<br/> <br/> <br/>
기요자와 만시의 정신주의와 소태산 박중빈의 정신개벽 비교 고찰
허석(Heo Seok),손지혜(Son Jihye) 동아시아일본학회 2018 일본문화연구 Vol.0 No.68
본 논문은 근대 일본에서 정신주의(精神主義)를 제창한 기요자와 만시(淸澤滿之, 1863~1903)와 한국에서 정신개벽(精神開闢) 운동을 전개한 소태산 박중빈(少太山朴重彬, 1891~1943)의 생애와 사상, 실천을 비교 고찰한 것이다. 양자는 근대 문명에 대한 문제의식을 바탕으로 ‘정신’이라는 개념을 내걸고 종교개혁을 실천하였다. 그러나 양자가 처한 상황과 사회적 맥락이 달랐기에 그 교리와 방법에는 상이한 점도 적지 않았다. 기요자와는 일본 정토진종의 승려로서 타력신앙을 통한 내면의 충족과 종교적 심성의 확립을 지향하였고, 고코도를 설립하여 정신주의 보급과 교육에 주력하였다. 반면 소태산은 다양한 종교사상을 통합한 교리와 그 수행을 통해 물질문명을 선용할 정신의 확립을 추구하였고, 불법연구회를 창립하여 종교가 세속에 적극 활용될 수 있는 제도와 운영을 시도하였다. 결국 정신주의와 정신개벽은 근대 문명이 이루어 낸 시대적 변화에 적응하면서도 그것이 초래할 부정적인 영향, 특히 인간성과 주체성의 상실 및 가치 전도의 현실을 간파한 종교인의 고뇌와 이상이 담긴 실천적 운동이었다. This paper compares and analyzes the thought and practice of between Kiyozawa Manshi’s “Spiritualism” in Japan and Sot’aesan Pak Chung-bin’s “Great Opening of Spirit” in modern Korea. Although both proposed the religious reformation under the concept of spirit, their doctrine and way of edification were quit different. Kiyozawa, as a monk of Jōdoshinshū, pursued to achieve internal fulfillment through religious belief and cultivation of moral nature. He disseminated the Spiritualism by establishing Kōkōdō. Sot’aesan, on the other hand, emphasized the promoting of morality and spirituality by incorporating various religious doctrines into a single teaching and by practicing based on the way. He found the Buddhadharma Research Society which aimed to fully implement the religious practice and secular life together. In conclusion, “Spiritualism” and “Great Opening of Spirit” were practical movement to overcome the loss of value of humanity and morality created by modern times.