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TN 모드와 FFS 모드에서 Pretilt Angle이 전기 광학 특성 및 동력학 안정성에 미치는 영향에 관한 연구
김미숙,정연학,김향율,김서윤,이승희,Kim, M.S.,Jung, Y.H.,Kim, H.Y.,Kim, S.Y.,Lee, S.H. 한국전기전자재료학회 2004 전기전자재료학회논문지 Vol.17 No.11
We studied on the electro-optic characteristics and dynamic stability according to an undesirably defined pretilt angle induced in high step coverage of pixel area for the Twisted Nematic (TN) / Fringe-Field Switching (FFS) mode. In case of the TN mode, LC directors twist reversely near the edges of thin-film-transistor and black matrix where the pretilt angle of the LC is not well defined. Therefore, the voltage-dependent dynamics of the LC in TN mode is unstable and shows the bad electro-optic characteristics. On the other hand, in case of the FFS mode, the LCs are twisted parallel to the bottom substrate by fringe electric field and the electro-optic characteristic is not influenced by the pretilt angle of the LC which is not well defined.
대 면적 LCD에서 Patterned Spacer Color Filter 사용 시 발생하는 중력무라 분석
최석,정연학,김미숙,김귀현,김향율,김서윤,임영진,Choi, S.,Jeong, Y.H.,Kim, M.S.,Kim, G.H.,Kim, H.Y.,Kim, S.Y.,Lim, Y.G. 한국전기전자재료학회 2004 전기전자재료학회논문지 Vol.17 No.8
In recent, it is said that the trend of LCD is direction to pursue high qualities like as high transmittance, high contrast ratio, wide viewing angle, fast response time, and so on. Especially, it is known that these qualities are essential to large size LCD like as LCD TV and we can realize them through to uniform cell gap and deep black state. Until now, the ball spacer has been used to control of uniform cell gap. However, the existence of ball spacer inside the cell causes the deformation of the liquid crystal molecules and damage to alignment layer. Such a deformation of the liquid crystal causes light-leakage in the dark state, which lowers contrast ratio of the display. Nowadays, this problem has been solved by using Patterned Spacer on Color Filter. but Side Effect just as gravity mura has been induced. In this paper, we studied the mechanism on gravity mura in case of using patterned spacer on color filter.
Karyotype Analysis of Triticum boeticum Boise
W.J. LEE(李雄稙),C.H. CHO(曺章煥),M.S. KIM(金美淑) 한국육종학회 1982 한국육종학회지 Vol.14 No.3
The karyotype of Triticum boeticun. was investigated. Somatic chromosome number of T. boeticum was found to be 2n=14, and seven pairs of homologous chromosomes were distinguished on the basis of satellites, total length and arm ratio. There are two pairs of chromosomes with satellites, three pairs of relatively long chromosomes and two pairs of comparatively short chromosomes. Three pairs of chromosomes have slightly submedian centromeric position, two pairs of chromosomes have submedian centromeric position, and two pairs of chromosomes have highly submedian centromeric position. The total complement length was found to be 63. 44μm, with an average chromosome length of 9.06μm. The length of the longest chromosome (Chromosome IV) is 10.3lμm, whereas the shortest one (Chromcscme VI) is 7.91μm.
E-marketplace에서의 공급자 선정을 위한 의사 결정 지원 시스템
이동주(DongJoo Lee),이상희(SangHee Lee),이수경(S.K. Lee),이태희(T.H. Lee),김미숙(M.S Kim),송미화(M.H. Song),이상구(S.G. Lee) 한국정보과학회 2004 한국정보과학회 학술발표논문집 Vol.31 No.2Ⅱ
의사 결정 지원 시스템에 대한 연구는 오래 전부터 진행되어 왔다. 의사 결정 지원 시스템은 많은 분야에 적용될 수 있고, 적용되는 환경에 따라서 다양한 특정을 가진다. 본 논문에서는 e-marketplace에서 공급지 선정을 위한 의사 결정 지원 시스템 구현을 위한 환경 및 시스템의 특정에 대해서 알아보고, e-marketplace에서의 공급지 선정을 위한 정책 기반 모델을 제시하고, 이를 구현함으로써 의사 결정 지원 시스템이 e-marketplace에서 어떻게 구현될 수 있는지를 보인다.
金美淑,金相鶴 順天大學校 1985 論文集 Vol.4 No.1
Since dancing is the art of physical expression, the discipline of dancing must be constituted primarily considering the student's physical development, But the instruction should consider the growth of artistic expression and mental development of recognition as well. Usually dancing instruction must be started when the student enters elementary school. If the beginning student is over 15, a carreer as stage dancer is perhaps not possible, and the dancing teacher should start with light play dancing for young students, and add to the instruction as the student develops. The dancing teacher must select appropriate content for each appropriate time to accomplish pertect development. The exerbises should cause no harm physically, biologically, or anatomically, and should be rational exercise and agree to the aesthetical lawi. e.-pursuit of natural exercise. And the education dancing art must raise the artistic nature of the student to enable the expression of thoughts and emotions beautifully. The dancing education must be carried out not as the purpose of the teacher, but physically, artistically, intellectually and educationally considering the physical ability and artistic nature of the student. And as the relation of expression and recognition, the dancing instructor must lay emphasis on expression in the beginning, both of expression and recognition in the middle and recognition in the final part of the education.
金相鶴,金美淑 順天大學校 1985 論文集 Vol.4 No.1
Examination of the physiological and bio-chemical changes after physical exercise is required to understand the measurements of quantity of exercise. And, especially, observation of the changes based on time procedure may afford much more information on drawing up exercise schedule and on carrying clinical tests which are helpful for protection and cure of various diseases. Subjects for this study were 3 college footbell players and 3 non-player students who were selected by random sampling. After one hour rest, 2mls of blood were taken from the right brachial vein of each subject, And again, 2 mls of blood were taken from the left brachial vein of the same subjects at the very moment of finishing the Harvard Step Test. And the quantities of Total Protein, Albumin, Hematocrit and Hemoglobin were measured and analyzed. Conclusions drawn were as follows; 1. Total Protein was less found in non-player group than in player group by 3.3%after the exercise. 2. Decreasing rate of Albumin in non-plaayer group was 2.0% lower than that in player group before and after the exercise. 3. Increasing rate of Hematocrit in non-plaayer group was 4.4% higher in average than that in player group before and after the exercise. 4. Increasing rate of Hemoglobin after the exercise was higher in non-plaayer group than that in player group by 6.4% comparison between two groups on each item showed that there ware smaller differences in change of the quantities of each item between player group subjects than those between non-player group subjects and this finding may be explained by the fact that the player group subjects might have gotten adapting ability for physical loads by everyday exercises.
이용복,주은희,서세민,고익배,김미숙,정영녀 전남대학교 약품개발연구소 1996 약품개발연구지 Vol.4 No.1
This study was aimed to take the available informations about the acute poisoning, its prevention and therapy. This survey was accomplished with acute intoxicated patients in the ER(emergency room) of Chonnam National University Hospital during 42 months from Jan.1986 to June 1989. The intoxicated patients occupied 5.8% of total ER patients (47007 cases). The average of intoxicated patients per day in ER was 2.13. On sex analysis, males occupied 49.3% and females 50.7%. On the motive of poisoning, intoxication by accident occupied 42.1%, by suicide attempt 39.4%, and by the others 18.5%. Poisoning substances included CO poisoning(23.9%), agricultural agents (22.8%), drugs(15.4%), chemicals(14.6), bites, rodenticides and food poisoning. The mortality of intoxicated patients was 8% (216 cases) and the major death-inducing substance was paraquat(39.8%). To decrease and prevent these acute poisonings, we suggest, first, that agricultural agents and psychotropic drugs must be carefully controlled by authorities, second, the informations on the acute poisoning continuously collected, third, poison control center established as soon as possible.