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등장성 수축운동시 표피근전도의 주파수파라미터와 근지구력시간과의 상관성
이상식,고재욱,장지훈,박원엽,이기영,Lee, Sangsik,Go, Jaewook,Jang, Jeehun,Park, Wonyeop,Lee, Kiyoung 대한의용생체공학회 2012 의공학회지 Vol.33 No.3
Previous investigators have shown that the frequency compression is related to the muscle fatigue and the decreasing conduction velocity of muscle fibers. The aim of the present study was to investigate the relationship between endurance times and frequency parameters such as mean power frequency and median frequency in the surface EMG signal during isotonic contractions. Eight healthy subjects performed voluntary isotonic contractions of biceps Brachii muscle until their endurance times which were determined when the subject could no longer follow the contraction cycle. The regressive slopes of mean power frequency and median frequency were used to describe the frequency compression of the surface EMG signal, and to test the predictability of endurance time. As results of experiment, significant correlations were found between endurance time and the regressive slopes of mean power frequency and mean frequency computed over 50%Tend of endurance time.
李相植 東國大學校 1973 論文集 Vol.11 No.-
There is no Buddhist monk or Buddist layman that doesn't know Budhid-ruma -- Bodhi--tree--, for it has had a deep relation with the Enlightenment of Buddha. As we know, S'akyamuni Buddha attained great wisdom as he sat down under As'vattha tree and was engaged in dontinous contemplative meditation. Kas'yapa Buddha enlightened under Nyagrodha, Kanakamuni under udu·mbara, Krakucchandha Buddha under S'ivis·a tree, visvabhu under S'ala, s'ikhi-bud·dha under pun·darika and vipas'yin under pat·ala. Such trees mentioned above which related to Enlightenment of Buddha have been actually called as Bodhidruma, and these are taken as the holy trees by buddhists. Bodhidrumas are tropic Trees which are distributed naturally to India, Ceylon, Burma and I know that several species among Budhidrumas are important for forest production; timber, rubber, rosin, and medicine material and su on in the native regions. but they have more importent significant meaning from view-point of Buddhism religion then as a mere forest production. In Korea, Even in green-house, we coul'dnt expect cultivating of Budhidruma without control of temperature, moisture and the other growing condition. (Table; No:1) In this study, the auther attempted to clarify the relations between the Bodhidruma--As'vattha: Ficus religiosa L. -- and S'akayamuni Bdudh' as Enlightenment and endeavored to study the dendrological charactristic of As'valtha (Fig, No:1, No:3, No:4.) and it' uasexual propagation method in Korea. (Fig, No.:5, No:6, No:7) I have achieved my objects aimed the resonable cuttingmethod of As'vattha.(Table, No:3 Fig, No:6 fib, No:7) For this study, more helpful suggestions have been obtained from Dr. Nei Tack know, prof. Dongguk university and special thanks to him. Becouse he gave me many research matherial which was collected at Zoo-Botanical park, saigon, vietnam with the cooperation of the directer, Dr vu-Ngoc Tan, Botanists Mr. Trong Dauu and Lethi-Mylinh.
李相植 동국대학교 새마을연구소 1984 새마을硏究 論文集 Vol.4 No.-
This paper deals with the results investigated of woody plants of the Un gil Mt. in Nam Yang-Ju, Gyeong-gi-do. As the results of this investigation, the writers have been found 196 species of woody plants which belongs to 110 genus. 52 Families (See Table-1)