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      • 한국 자의식 소설의 작중인물 연구 : Specially with Reference to the Works of Choi, Myung-Ik 崔明翊 작품을 중심으로

        崔賞潤 東亞大學校 大學院 1984 大學院論文集 Vol.9 No.-

        Characters in the novel are created through the combination of the novelists's creativity and his milieu he lives in. Therefore they are the novelist's other self and the projections of his society as well. From this viewpoint the writer of this thesis attempted to bring to light the works of Choi Myung-Ik against the past social background of Korea under the Japanese rule. The conclusions derived are as follows: 1. The background and the atmosphere of Choi's novels coincide with the dark, gloomy and melancholic air of the colonial days. These elements no doubt affected the characterization in his novel. 2. The discrepancy between the intellectual level of the characters in the novel and their standard of living is enormous. This hisharmony persisting in their high intellectual pursuit ('high though') and their privation ('low living') bring about the characters' neurotic symptoms of anxiety, melancholy, helplessness and alienation. This may be said to have reflected the general atmosphere of the intelligentsia of those depressed age. 3. The consistent use of the Chinese character '-'(meaning 'first, foremost, supreme' etc.) in the first names of the characters seems to suggest the elitist sense of the intelligentsia in spite of their 'low living'. This also reflects one of the distinctive qualities the 'self-conscious' characters possess, which, accordingly, must be interpreted as one of the important aspects of the intelligentsia of those days. 4. The subjective viewpoint (that is, the omnipotent viewpoint of the writer and the first person viewpoint) is employed throughout to describe the inner world of the 'self-conscious' characters. 5. The common features of the protagonists can be said to be the neurotic symptoms which come from the complex factors, such as the environment, the intellectual level, the standard of living and the viewpoint of the characters. The most not able of these symptoms are anxiety neurosis and depressive newrosis.

      • 大邱地域 兒童에서 蟯蟲卵 檢出率의 1973年과 1986年과의 比較

        徐蓮瓊,金重洛,鄭東一,崔東翊 慶北大學校 醫科大學 1987 慶北醫大誌 Vol.28 No.1

        1986年 2月부터 同年 5月까지 大邱近郊의 都市 및 農村國民學校 學童과 孤兒院生의 蟯蟲 感染率을 Graham氏 scotch-tape檢査法으로 1回 檢査한 다음 Choi等(1973)의 調査 成績과 比較하였다. 이번 調査(1986)에서 被檢兒動 936名 中 蟯蟲卵의 檢出率은 27.8%였고 男兒 26.0%, 女兒 29.6%로서 性別間에 有意的 差를 認定할 수 없었으며 年齡이 增加할수록 높았다. 都市兒童에서의 蟯蟲卵의 檢出率은 1973年 43.4%였던 것이 이번(1986)에는 5.4%로서 顯著하게 減少되었다. 그러나 農村學動과 孤兒院生에서는 그 率에 有意的 減少를 나타내었으나 顯著하지 않았다. From February to May, 1986, urban and rural school children and institution children were examined for the presence of Enterobius vermicularis eggs in the Taegu area. All children were examined once by a modification of the Graham's scotch-tape swab technique, and compared with the results reported by Choi et al. (1973). The detection rate in 936 children was found to be 27.8 per cent. The rate in boys was 26.0 per cent, and the rate in girls 29.6 per cent. There was no significant difference in the rate with regard to sex. But the rate among the urban school children in the present study(1986) was only 5.4 per cent, and markedly decreased as compared with the rate, 43.4 per cent reported by Choi et al. (1973). However, difference in the rate of infestation in both rural school children and institution children was not pronounced between 1973 and 1986.

      • Slide Session : OS-IFD-07 ; Infectious Disease : In Vitro Antiviral Activity of Ribavirin Against Severe Fever with Thrombocytopenia Syndrome Virus

        ( Myung Jin Lee ),( Kye Hyung Kim ),( Jong Youn Yi ),( Su Jin Choi ),( Chung Jong Kim ),( Nak Hyun Kim ),( Kyoung Ho Song ),( Pyoeng Gyun Choi ),( Ji Hwan Bang ),( Wan Beom Park ),( Eu Suk Kim ),( San 대한내과학회 2014 대한내과학회 추계학술대회 Vol.2014 No.1

        In Vitro Antiviral Activity of Ribavirin Against Severe Fever with Thrombocytopenia Syndrome Virus Myung Jin LEE1, Kye-Hyung KIM1, Jongyoun YI2, SuJin CHOI1, Chung-Jong KIM1, Nak- Hyun KIM1, Kyoung-Ho SONG1, Pyoeng Gyun CHOI1, Ji-Hwan BANG1, Wan Beom PARK1, Eu Suk KIM1, Sang-Won PARK1, Hong Bin KIM1, Nam Joong KIM1, Myoung- Don OH1 Seoul National University College of Medicine, Korea1, Pusan National University School of Medicine, Korea2 Background: Severe fever with thrombocytopenia syndrome (SFTS) is an emerging infectious disease caused by a novel Bunyavirus, severe fever with thrombocytopenia syndrome virus (SFTSV). No effective antiviral therapy is proven yet, but clinical use of ribavirin (RBV) has been tried. We investigated the antiviral effect of RBV against SFTSV in vitro. Methods: To test for cytotoxicity of RBV, Vero cells were treated with different concentrations of RBV (3.90 to 500 μg/mL, two-fold dilution) and analyzed by cell viability MTS assay 48h post-infection. To determine antiviral activity of RBV against SFTSV, Vero cells were infected with SFTSV strain Gangwon/Korea/2012 at 100 TCID50 (50% tissue culture infective dose) per well in a 96-well plate, and RBV was added at the concentrations showing no or minimal cytotoxicity. Viral RNAs were extracted from the culture supernatants and quantifi ed using one-step real-time reverse transcription- PCR to amplify the partial large segment of SFTSV. Statistical analysis was done by one-way ANOVA with Tukey`s post hoc test. Results: Cytotoxicity due to RBV was not observed at RBV concentration =31.3 μg/ mL. Viral RNAs at 24h post-RBV treatment were reduced with increasing RBV concentrations (1-32 μg/mL), compared with those of mock-treated cells (P <0.01, Figure). Half maximal inhibitory concentration (IC50) of RBV was 3.69 μg/mL at 24h post-RBV treatment. Conclusions: Our study shows that RBV has antiviral effect against SFTSV in a dose-dependent manner. Further studies are required to evaluate the effi cacy of RBV in SFTS.

      • 단순추적법에 의한 태양전지의 특성평가

        최연옥,서진연,조금배 조선대학교 에너지.자원신기술연구소 1997 에너지·자원신기술연구소 논문지 Vol.19 No.2

        The main problems in photovoltaic performance measurement arises from the fact that solar cells have a highly selective spectral response and are, therefore, very sensitive to the spectral composition of the incident radiation. Outdoors, this varies considerably with location, weather, time of year and time of day, Indoors, it depends on the type of simulator used and it can change as the equipment ages. Unless measurement procedures take account of these variations and other difficulties, such as the marked temperature dependence of solar cell, the results can be grossly erroneous. Performance rakings of the same module by laboratory have been know to disagree by as much as 20%.

      • 관측기를 이용한 유도전동기의 직접토오크제어

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

        Direct Torque Control(DTC) of AC motor has the fast torque and flux dynamic responses even though it has very simple scheme to implement However, DTC do not show good performance at low speed range with conventional open loop stator flux observer when stator resistance varied So, authors proposed nonlinear stator flux obsever in order to flux estimation at low speed and show its simulation results

      • KCI등재후보

        칼라 영상의 경계추적에 의한 윤곽선 인식이 적용된 귤 선별시스템

        최연호,권우현 한국센서학회 2002 센서학회지 Vol.11 No.2

        농산물의 품질은 여러 가지 인자에 의해 결정되는데, 이 인자들은 파괴 또는 비파괴 측정방법을 이용하여 측정되고 검사된다. NIR분광분석법은 당도, 산도와 같은 내부품질을 측정하는데 이용되고 있다. 과일의 색. 크기와 같은 외부 품질 측정에는 CCD 카메라가 사용되고 있다. 오늘날 이러한 비파괴 검사법이 널리 연구되고 있다. 컵 위에 자동으로 탑재되어 카메라와 NIR장비로 실시간으로 측정된 과일의 품질과 등급은 내부, 외부인자에 의해 결정된다. 본 논문은 과일 선별기를 제작함에 있어서 과일의 칼라영상의 경계를 검출하는 수정된 윤곽선 추적법과 일반적인 방법보다 빠른 속도로 연결점 데이타를 구성하는 방법을 제안한다. 연결점 데이타는 과일 영상의 크기 계산과 하나의 컵에 중복 탑재 과일과 컵 사이에 불량 탑재된 과일을 검사하는데 사용된다. 설계된 과일 선별기는 귤의 경우 과일의 당도 산도 및 크기를 검사하면서 초당 8개의 과일을 선별할 수 있다. The quality of agricultural products is classified with various factors which are measured and determined by destructive and/or nondestructive method. NIR spectrum analysis method is used to determine internal qualities such as a brix and an acidity. CCD color camera is used to measure external quality like color and a size of fruit. Today, nondestructive methods are widely researched. The quality and the grade of fruit loaded into a cup automatically and measured in real time by camera and NIR system is determined by internal and external factors. This paper proposes modified boundary tracking algorithm which detects the contour of fruit's color image and make chain code faster than conventional method. The chain code helps compute a size of fruit image and find multiple loading of a fruit in single cup or fruit between two cups. The designed classification system sorts a citrus at speed of 8 fruit/s, with evaluating a brix, an acidity and a size grade.

      • 담양신설 IC의 교통소음도 조사연구

        최형일,강영주,채희정,김연풍,조도호,설동화,정숙경 조선대학교 환경공해연구소 2007 環境公害硏究 Vol.20 No.1

        After the vehicle has become a large formation with high-speed, loud noise from an express highway is increasing, and the number of large-scale apartment complexes, which are recently being constructed in the metropolitan area nearby the express highway and IC, is increasing gradually. Compared with a main road, the traffic volume and the speed of a vehicle between IC and the ramp way [turn-off] are smaller. If the ramp way is rightly connected with the downtown area, however, the traffic-noise that comes about in surrounding areas will be in conjunction with the traffic-noise from the main road of express highway and that of the ramp way. This research has selected a place that hasn't had a road or a commercial quarter nearby the main-road of IC and ramp way. Then we have studied the traffic-noise status under minimizing influence of its outer-noise, which occurs in IC. 1. The traffic volume change of a small and full-sized car with time has been kept on regularity in 2004 and 2005. As the traffic volume of a full-sized car has diminished remarkably, it has been maintaining through 6:00a.m.-10:00 a.m. As it has decreased since lO:OO a.m.. we have also observed the traffic proportion going up. 2. Monthly traffic volume of small cars was higher in May, August and October than other months. We have observed that the high traffic volume during these months is due to the following: May-The Damyang festival, August-a high-demand season, October-viewing scarlet maple leaves. Monthly traffic volume of full-sized cars was generally higher in August, but it has decreased during 2006. This was due to the many construction trucks that were working on the extension of the 88 Olympic expressway. Therefore, there was more traffic volume in 2006 compared to 2004 and 2005. 3. In this study, the noise figures have been less than 55 dB(A) in 18 spots. There were 14 spots from 55dB(A) to 58dB(A). 58-61dB(A) : 20, 61-64dB(A) : 17, 64-67dB(A) : 18. There were 8 spots we observed at the highest level from 67dB(A) to 70dB(A). Those were the nearby spots separating the main road and Damyang IC. 4. Traffic-noise at the boundary between IC and the main road of an expressway was higher than that of the same distance in other places. 5. We have observed that traffic-noise is low in places with mountains that serve the role of soundproofing walls. Thus, the fundamental sound hadn't affected it.

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