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      • KCI등재

        남한강 영월지역의 떼꾼에 관한 연구

        이한길 ( Han Kil Lee ),이승철 ( Seung Cheol Lee ) 한국도서학회 2013 韓國島嶼硏究 Vol.25 No.3

        The existence of raft carrier (dde-ggun) and the characteristics of their life style in Yeoungwol region, the south of Han River waterway, were studied. Until now, the different definitions of raft men were not unified. Thus terms related to raft men were arranged and unified. The raft men`s route of south Han River starts from Yeoungwol and Joungsun, passing through Danyang and Choongju, Yangpyoung, Yeoju, Paldang and duckso, finally arriving in Seoul. Thus the work and life style of raft men in the Yeoungwol region would contain characteristics of all the regions throughout the moving route. The felling operation ritual ceremony, waterway pattern, method of raft making and everything related to the water route of raft are likely to differ from the North. In this sense, our work has limitations in that it only discovers the characteristics involved in south Han River waterway. Thus if both the south and north Han River raft men are observed and analyzed, the complete story of raft men in Gangwon province will be known.

      • KCI등재

        독도·울릉도 ‘가지’(강치)에 대한 인식의 변화와 그 의미

        한철호(Han Cheol-ho) 고려사학회 2012 한국사학보 Vol.- No.49

        Gaji(可之), which is sea lion, was one of the specialties in Ulleungdo(Ulleung Island) and Dokdo and is now widely called ‘Gangchi’. Japan illegally occupied Dokdo in order to secure the exclusive fishing righls there. Thus the stludy about Gaji provides important clues for refuting Japan’s claim on Dokdo and also helps to prove thal Dokdo is Korean territory. This paper analyzes the change of views on ‘Gaji’ in Ulleungdo and Dokdo from lhe early Chosun Dynasty to 1905, when Japan seized Dokdo, and the implication of lhe change. The first official record of Gaji in the early Chosun Dynasty shows that Kim In-woo dedicated its leather in 1416. With the increasing interests on Ulleungdo and Dokdo. Inspectors were dispatched regularly to the islands. Inspector Jang Han-sang, who recognized the existence of Dokdo and witnessed Gaji, dedicated its leather when his returned. Thereafter it was regularized that the Inspectors who visited Ulleungdo dedicate Gaji leather as tribute. Gaji was recognized as a symbol of Ulleungdo’s typical souvenirs and this customary practice lasted until December 1894. when Government Patrol and Inspection System (sutoje) was abolished. Ulleungdo Inspector Yi Gyu-won left valuable records of Gaji in 1882 with mentions on its habitat, capture, use, and the fishing activities of the captors. With the accumulation of information about Gaji by Inspectlors. it was mentioned in several writings including Yi Ik’s Seonghosaseol, Sin Gyeong-jun’s Ganggyego and Dongguk-munheonbigo. Yeojigo, and Yi Gyu-gyeong’s Ojuyeonmunjangjeon-sango. Especially it attracts our attention thal Yi Gyu-gyeong recordro the sea lion as ‘Gaji’ referring to the writings of Sin Gyeong-jun. He also comparro and analyzed the origins of the names and the characleristics of sea lion, sea horse and other sea creatures in order to identify Gaji clearly. Thus, the current word Dokdo ‘Gangchi’ should be replaced with ‘Gaji’ or ‘Gaje’, a dialect in Ulleungdo. In this context, it is very significanl lhat Sin Gyeong-jun reconfirmed Woosan and Ulleungdo as wwo different islands belonging to Chosun in Ganggyego and Dongguk-munheonbigo. With regular dispatch of Inspectors, Woosan(Dokdo) was recognized as our territory and it was important to have precise knowledge on the geography, topography, and local products of Ulleungdo and Dokdo like Gaji. After lhe opening of ports, both the government and media shared the information that Gaji was a local product of Ulleungdo and Dokdo. Especially Hwangseong-sinmun made strong claims on Dokdo’s dominium as Korean territory, indicating Yu Deuk-gong’s poem which suggested Gaji and Imperial Edict No. 41 as the supporting evidence for il even after the Japanese seizure of the island. These records show that Gaji was widely recognized as the symbol of the evidence for Dokdo’s dominium as Korean territory.

      • 부안 유천리 도자기의 과학적 분석

        강현삼,이한형,박기철,김건한,서만철,서정호,최기영 공주대학교 문화재보존과학연구소 2003 문화재과학기술 Vol.2 No.1

        전북 부안 유천리 청자요지에서 수습된 청자편 11점의 태토 및 유약에 대하여 화학조성을 분석하고, 기 발표되어진 문헌의 청자데이터들을 종합하여, 이와 비교함으로써 본 시료의 도자특성과 및 산지에 대한 정보를 유추하였다. 태토의 주요산화물 분석에는 XRF를 이용하였으며, 유약의 주요산화물분석에는 EPMA를 이용하였다. 태토 중 17개 미량성분의 분석에는 ICP-MS를 이용하였고, 자료의 비교분석에는 Seger식에 의한 방법과 주성분분석법에 의한 통계처리방법을 병행하였다. 태토의 주요산화물에 대한 비교분석결과 유천리 청자는 Seger 식과 주성분분석에서 RO_(2)와 RO+R_(2)O가 6~8 및 0.3~0.38 mole로, 또 높은 SiO_(2)함량과 낮은 Na_(2)O, CaO의 함량으로 전북지역의 데이터 범위에 분포함을 볼 수 있었다. 유약의 주요산화물에 대한 비교분석결과에서는 Seger식과 주성분분석에서 모두 명확한 지역구분이 나타나지 않았으며, 따라서 유천리 청자 역시 명확한 지역적 특성을 구분하기 어려웠다. 태토중 미량성분의 주성분분석에 의한 통계처리결과 광주 충효동 도편들을 제외하고는 뚜렷한 지역간의 구분을 관찰하기 어려웠다. The characterization of chemical properties and analogy of manufactured origin for the eleven celadon sherds collected in Yuchunri, Buan were performed by analyzing their body and glaze compositions and compared with previous data reported. The chemical compositions of the body and glaze were determined by XRF and EPMA, respectively. The trace elements of the body were also determined by ICP-MS. The Seger analysis and PCA were used to compare the major compositions of body and glaze of the potteries we found with previous data. The Celadon sherds from Yuchunri are distributed in a range of Chonnam potteries considering RO_(2) and RO+R_(2)O are 6~ 8 and 0.3 ~O.38mole, respectively and also high in SiO_(2) and low in Na_(2)O and CaO concentrations in the comparison between the potteries for the major compositions of the body. Differences of the chemical characteristics of those potteries between the provinces were not clear in comparison of the glaze compositions and trace element of the body.

      • 百合나무의 基礎材質에 관한 硏究 : Ⅱ. 物理的 性質에 관하여 Liriodendron tulipifera L. Ⅱ

        韓哲洙 全北大學校 1980 論文集 Vol.22 No.-

        The tulip tree(Liriodendron tulipifera L.) which grows fast is possible to plant nation-wide in Korea. I investigated some physical properties of this tree for utilization as wood and the results are summerized as follows; 1. The moisture content in green condition was 73.35±6.91% and decreased gradually with the tree height. 2. Specific gravity was 0.84±0.05 in green condition, 0.66±0.04 in air seasoned condition and 0.55±0.04 in oven dried condition, respectively, and the bulk density was 490±26.6㎏/㎥. 3. Shrinkage from green to air seasoned condition was 3.88±0.87% in radial direction, 8.38±2.15% in tangential direction and 0.58±0.20% in longitudinal direction, respectively, and the ratio of radial to tangential was 2.14. 4. Shrinkage from green to oven dried condition was 5.76±0.81% in radial direction, 10.75±2.04% in tangential direction and 0.62±0.27% in longitudinal direction, respectively. 5. Unit shrinkage per moisture content of 1% was 0.09±0.03% in radial direction, 0.15±0.05% in tangential direction and 0.006±0.004% in longitudinal direction, respectively. 6. The moisture content, the specific gravity and shrinkages had no significance with orientation and the moisture content in green condition, the specific gravity and shrinkages were heightened in the bottom level of the trunk.

      • 웹기반ERP구축 전략 및 솔루션에 관한 연구

        한철웅,박세승 조선대학교 전자정보통신연구소 2000 電子情報通信硏究所論文誌 Vol.3 No.1

        In this paper we study on the high-technology product sales method of the internet shopping mall and the combined control strategy of the key industry ERP which have price competition And we propose the web-based ERP system which is accrued by new earning model creation contacted with other new internet technology and a variety of information system to develop information system standardization activity of the dot.coms and small-sized enterprises, and information technology

      • Stearic Acid로 被覆한 Fe₃O₄에 의한 油分除去 (Ⅰ)

        韓尙敏,張哲鉉,朴勝祚 동아대학교 환경문제연구소 1989 硏究報告 Vol.12 No.1

        The large quantity of iron contained in waste sludge discharged form pickling liquor in a steel industry was used for Fe₃O₄. Then we new adsorbent for oil removal was made. The adsorbent was made of Fe₃O₄ coated with stearic acid. The results of this study that perform batch test to relate adsorptive ability, and oil removal efficiency of the adsorbent with kerosene, bunker-c oil, and emulsified bunker-c oil are followings : 1) The results of batch adsorption test fit well to the Freundlich equation, and the K of kerosene, bunker-c oil, and emulsified bunker-c oil was, 0.20, 0.17, and 0.16, respectively. 2) The adsorptive reaction was the first order reaction and the K' was 0.526/min. 3) The kerosene removal efficiency by new adsorbent was 30% in the alkalinity, 85% in the acidity and 92% in a neutrality.

      • KCI등재
      • 구륜 이동 로봇의 위치추정을 위한 퍼지-유전자 제어기

        한철웅,김종수,류평,오금곤,박세승 조선대학교 전자정보통신연구소 2000 電子情報通信硏究所論文誌 Vol.3 No.1

        지능제어 기법중 하나인 퍼지-유전자 알고리즘은 매개변수 불확실성을 갖는 시스템을 제어하기 위한 새로운 제어 기법으로 사용되어지고 있다. 유전자 알고리즘에서, 돌연변이율은 국부적 최소화에 수렴하는 것을 방지하기 위하여 크게 설정하여야만 하지만, 전역 수렴 속도가 감소하는 문제점을 가지고 있다. 이러한 문제점을 개선하기 위하여 퍼지 논리와 유전자 알고리즘을 사용하여 제어기를 설계한다. 본 논문에서는 구륜이동 로봇의 목적궤적을 추적할 수 있는 제어기 설계를 제안한다. 제안된 제어기의 유용성은 모의실험을 통하여 보인다. Genetic algorithms, one of intelligent control methods, is used as new control approach to control the system including the parameter uncertainties In the genetic algorithm, the mutation rate must be set to high to prevent the convergence to local minimum, but it has the problem that the global convergence speed is decreased To enhance this problem, we design the controller by using the fuzzy logic and the genetic algorithm In this paper, we propose the controller design to track to the desired trajectory of the wheeled-mobile robot The validity of the proposed controller is showed through the simulation.

      • 피구경기의 득·실점 유형과 성취목표 성향이 심리적 모멘텀 및 자기효능감에 미치는 영향

        한태준,김철수 경성대학교 2000 論文集 Vol.21 No.2

        This study was to investigate the effects of script of pegu-game and achievement goal orientation on psychological momentum and self-efficacy. The subjects were 180 pupils of 6th grader of M-Primary School in Busan were selected the pupils who consecutively lose marks after consecutively gain score and those who consecutively gain marks after consecutively lose in process of sport subject lesson and made inquiry on the achievement goal orientation, psychological momentum and self-efficacy to these pupils as classified. Collected data were analyzed using two-way ANOVA and correlation analysis. The conculusion were as following : 1. The pupils who lose points after consecutively gain points than those who gain points after those who consecutively lose points showed higher level of psychological momentum. There was no significant difference between factors of achievement goal orientation. 2. The pupils who had task-involved propensity than those who had ego-involved propensity showed higher level of self-efficacy. There was no significant difference between marks and marks obtained by the opponent pattern. 3. There was positive correlation between psychological momentum and self-efficacy for pupils gained points after consecutively lose points. 4. There was positive correlation between psychological momentum and self-efficacy for pupils who had task-involved propensity, but pupils who had ego-involved propensity showed negative correlation.

      • 두부 상하위가 운동후 회복기 심박수 및 혈압에 미치는 효과

        한창욱,김형진,김철진 慶北大學校 醫科大學 1997 慶北醫大誌 Vol.38 No.1

        목적 : 두부 상하위가 운동후 회복기 심혈관계 조절에 미치는 효과를 구명하고자 하였다. 대상 및 방법 : 20-23세 남자 대학생 31명을 대상으로 하여 3분간의 rebounder 운동을 실시한 후 15도의 두부상위, 15도의 두부하위 또는 앙와위에서 20분간 회복 중 심박수, 혈압 및 호흡수의 변화를 측정하였다. 대상자는 운동을 하지 않고 두부상위 (U, 6명) 또는 두부하위 (D, 6명)를 취한군과 운동후 두부상위 (EU, 7명), 두부하위 (ED, 6명) 또는 앙와위 (ES, 6명)를 취한 군으로 나누었다. 결과 : U 및 D군에서는 심박수, 혈압 및 호흡수에 유의한 변화가 없었다. EU군에서 운동후 1분에 심박수, 수축기 혈압 및 호흡수는 각각 109.2±17.9 beats/min, 168.3±7.6 mmHg 및 27.3±1.9 breaths/min로서 비운동군에 비해서는 유의하게 높았으나, 심박수는 안정시에 비해 유의한 증가를 보이지 않았고, 회복기 5분 이후 평균동맥압은 안정시 및 비운동군에 비해 낮은 경향을 보였다. ED군에서 운동후 1분에 심박수, 수축기 혈압 및 호흡수는 117.4±7.7 beats/min, 155.0±13.4mmHg 및 33.2±1.4 breaths/min로서 비운동군에 비해서는 유의하게 높았으나, 회복기 1 및 5분의 수축기 혈압은 ES 군에 비해 유의하게 낮았고, 평균동맥압은 회복기 1∼3분 동안 불안정하였고 5∼15분 사이에는 계속 감소하는 경향을 보였다. 결론 : 이상의 결과로 볼 때 운동후 회복기에 두부상위 자세는 동맥압 조절능력을 약화시키며 두부하위 자세는 동맥압 조절기전을 불안정하게 하는 것으로 생각된다. In an effort to elucidate the effect of head-up and down tilt on the cardiovascular regulation during recovery period after exercise, 31 healthy male college students aged between 20-23 yr were employed to exercise on a rebounder for 3 min and to take 15° head-up tilt, 15° head-down tilt or supine position for 20min during which heart rate, blood pressure and respiratory rate were measured. The subjects were divided into 5 groups: head-up tilt without exercise (U, n=6), head-down tilt without exercise (D, n=6), head-up tilt after exercise (EU, n=7), head-down tilt after exercise (ED, n=6), supine position after exercise (ES, n=6). Heart rate and respiratory rate were measured from an electrocardiogram and pneumogram recored with a physiograph. Blood pressure was measured with a mercury sphygmomanometer. 1. In non-exercise groups (U, D), there were no significant change in heart rate, blood pressure and respiratory rate. 2. During head-up tilt after exercise (EU), heart rate, systolic pressure and respiratory rate at 1 min were 109.2 ± 17.9 beats/min, 168.3 ± 7.6 ㎜Hg and 27.3 ± 1.9 breaths/min, respectively, which were significantly higher than in the non-exercise group (U). Heart rate did not show a significant increase compared with rest. Mean arterial pressure at 5 min and thereafter tended to be lower than at rest or in the non-exercise group. 3. During head-down tilt after exercise (ED), heart rate, systolic pressure and respiratory rate at 1 min were 117.4 ± 7.7 beats/min, 155.0 ± 13.4 ㎜Hg and 33.2 ± 1.4 breaths/min, respectively, which "were5 significantly higher than in the non-exercise group (D). Systolic pressure at 1 and 5 min was significantly lower than in the non-exercise group. Mean arterial pressure was unstable during 1-3 min and tended to progressively decrease during 5-15 min. It was concluded therefore that head-up tilt during recovery period after exercise might compromise the arterial pressure regulation system whereas head-down tilt might render the regulation mechanism unstable.

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