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서정희,김강현,김영택 慶星大學校 1996 論文集 Vol.17 No.2
An automatic, programmable facial expression construction method has been proposed in terms of virtual reality implementation application. Several patterns of expressions were stduied to reconstruct those patterns to generalize with another object image experimentally. The results show that any kind of object actions, especially, facial expression, in a range of a certain background could be reconstructed by the pattern manipulation automatically. Smile expression was experimented in this paper, however, cry, angry or any other expression would be derived by using proposed procedure.
Cr(Ⅲ)-EDTA착이온 [Credta(H_2O)]^-과 아세트산이온과의 치환반응의 평형상수에 미치는 압력의 효과
정종재,황정의,서형택 慶北大學校 物理化學硏究所 1984 硏究論文集 Vol.5 No.-
The equilibrium constants of the substitution reaction of ethylenediaminetetraacetatoaquochromate(Ⅲ) ion with acetate ion were determined under high pressure by the spectroscopic method in order to learn how pressure governs the magnitude of the equilibrium constant of the reaction. 〔Cr(edta)(H_2O)〕^- +OA_c- ⇔ 〔Cr(edta)(OA_c)〕^2- + H_2O The reaction was analyzed with the thermodynamic parameters calculated from the equilibrium constants. The equilibrium constants increased as the pressure and the temperature did. The enthalpy change (ΔH˚), entropy change (ΔS˚) and volume change (ΔV˚) of the reaction were obtained by the equilibrium constants change with the pressure and the temperature. The isoequilibrium temperatures were obtained from the isokinetic relationship between ΔH˚ and ΔS˚ for the pressure change in the reaction. From all of the above results, it was found that this reaction was endothermic and enthalpy controlled reaction in the experimental temperature.
이훈식,강영택,윤양진,정미라,유국종,서국웅,김정태 釜山大學校 附設 體育科學硏究所 1999 體育科學硏究所 論文集 Vol.15 No.-
The purpose of this study was to examine EMG changes of the body according to method the holding during carrying object. The experiments were conducted with utilizing EMG analyses for five male and five female adults as subjects. The results were as followed. 1. The higher muscle action potential of vertical holding was shown than that of right holding when carrying objects in MMH work in proportion to the weight of the object. The came from the subjects using their brachial muscles much to maintain the angles of their wrist joints and elbow joints for keeping their stable postures while walking. 2. The higher muscle action potential of right holding was shown in right and left elector-muscles of their spines(L1-L2, L4-L5) while carrying in all stages of weights except 25kg objects than that of vertical holding. These results were caused from more use of brachial muscles than elector-muscles of spines in carrying weight objects. So vertical holding is more effective in carrying weight objects at a short distance than right holding.
Cr(Ⅲ)-EDTA착이온 [Credta(H_2O)] ̄과 아세트산이온과의 치환반응의 평형상수에 미치는 압력의 효과
정종재,황정의,서형택 慶北大學校 1982 論文集 Vol.33 No.-
The equilibrium constants of substitution reaction of ethylenediaminetetraacetatoaquochromate(Ⅲ) ion with acetate ion were determined under high pressure by the spectroscopic method in order to learn how pressure governs the magnitude of the equilibrium constant of the reaction. 〔Cr(edta)(H_2O)〕^-+OAc^-??〔Cr(edta)(OAc)〕^2-+H_2O The reaction was analyzed with the thermodynamic parameters calculated from the equilibrium constants. The equilibrium constants increased as the pressure and the temperature did. The enthalpy change (ΔH°), entropy change (ΔS°) and volume change (ΔV°) of the reaction were obtained by the equilibrium constants change with the pressure and the temperature. The isoequilibrium temperatures were obtained from the isokinetic relationship between ΔH° and ΔS° for the pressure change in the reaction. From all of the above results, it was found that this reaction was endothermic and enthalpy controlled reaction in the experimental temperature.
발포폴리스티렌비드를 사용한 경량콘크리트의 역학적 특성에 관한 실험적 연구
주재금,이종찬,오세출,유택동,정광량,서치호 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.1(구조계)
The purpose of this study is to obtain basic data on the properties of the lightweight concrete within expanded polystyrene beads for various applications in the field. Inquiring into the change of the properties as altering cement matrix mixture and the capacity mixture ratio of expanded polystyrene beads, the mixture plane of this study is set up as W/C is fixed 50%, expanded polystyrene beads is increased 10% from 0% to 80% per 1m³ and the ratio of cement:sand in the cement matrix is 1:0, 1:0.5, 1:1. The results of this study are as follow. The slump as changing the mixture ratio of expanded polystyrene beads decrease smoothly until mixture ratio 50% but decrease rapidly being in excess of 50%. The density decrease regularly as the mixture ratio of expanded polystyrene beads increase but the ratio of strength decrease. The difference of cement matrix. The strength of cement matrix having more sand mixture ratio relatively decrease rapidly as increasing the mixture ratio of expanded polystyrene beads. It is judged decreased strength phenomenon as the quantity of coherent material created in the mixture decrease rapidly.
만성 C형 간염 환자에서 페그인터페론 알파2a와 리바비린 병합 치료중 발생한 벨마비 1예
김일환,장제혁,유충헌,최규남,고정해,김윤정,서광원,김지현,박성재,박은택,이연재,이상혁,설상영 인제대학교 2008 仁濟醫學 Vol.29 No.-
페그인터페론과 리바비린 병합요법은 만성 C형 간염의 일차 치료법이다. 저자들은 만성 C형 간염 환자에서 페그인터페론 과 리바비린 병합 요법 중에 발생한 벨마비 1예를 경험하였기에 문헌고찰과 함께 보고하는 바이다. 환자는 5년 전부터 만성 C형 간염을 앓아온 48세 남자이며, PEG-IFN α-2a 135μgm 피하주사 주1회와 하루 1200㎎의 리바비린을 투여하였다. 치료시작 후 9개월째 환자는 오른쪽 안면의 근력약화를 호소하였으며 벨마비로 진단되었다. 페그인터페론과 리바비린 병합요법을 지속하면서 관찰하였다. 환자의 벨마비는 페그인터페론 치료를 중단하지 않았음에도 3개월후 증상이 회복되고 이후 벨마비 재발 없이 현재 경과관찰 중이다. 만성 C형 간염에서 페그인터페론과 리바비린 병합 요법시 벨마비의 발생 가능성을 염두에 두어야 하겠다. A Case of Bell's Palsy Associated with Combination Therapy of Pegylated Interferon Alfa-2a (PEG-IFN) and Ribavirin for Chronic Hepatitis C Virus Infection Pegylated interferon alfa(PEG-IFN α) and ribavirin therapy is the first line treatment for chronic hepatitis C. Mild complications of the therapy are common, but more serious complications are rare. We report here a case of Bell's palsy that occurred in a patient with chronic hepatitis C virus infection during combination therapy of PEG-IFN α-2a and ribavirin. The patient was 49-year-old man with chronic hepatitis C (genotype 1b) for 8 years. He had compensated liver cirrhosis with splenomegaly. Therapy with PEG-IFN α- 2a 135mcg/week and ribavirin 1200mg/day was initiated. After 9 months of the therapy, the patient showed a loss of muscular tone on the right side of his face. A diagnosis of Bell's palsy was made. The Bell's palsy resolved over 3 months despite continuation of the combination therapy.
Jung-taek Seo,Cheolwon Lee IEEE 2011 IEEE power & energy magazine Vol.9 No.1
<P>The Smart Grid System will Deliver Electricity from producers to consumers using digital communications technology in order to conserve energy and increase reliability. Since the power grid system is one of the critical infrastructures in each country, however, the damage from various types of cyberattacks would result in tremendous disasters. Several cases of cyberattacks against power grids have been reported in various media and research conferences, and it is probable that the main target in the next cyberwar would be the smart grid system. In this article, we will look at the various cyberthreats and at efforts to enhance the cybersecurity of the smart grid system.</P>
1kW급 가정용 연료전지 시스템을 위한 연료처리 시스템에 모사 연료극 가스 재순환이 미치는 영향
서유택(Seo, Yu-Taek),서동주(Seo, Dong-Joo),노현석(Roh, Hyun-Seog),정윤호(Jung, Un-Ho),정진혁(Jeong, Jin-Hyeok),구기영(Koo, Kee-Young),장원진(Jang, Won-Jin),윤왕래(Yoon, Wang-Lai) 한국신재생에너지학회 2007 한국신재생에너지학회 학술대회논문집 Vol.2007 No.06
한국에너지기술연구원에서는 가정용 고분자연료전지 열병합 발전시스템을 위한 통합형 천연가스 연료처리 시스템을 개발해 왔다. 본 고에서는 연료처리 시스템의 운전 시 모사 연료극 가스 공급이 미치는 영향에 대해 고찰하고, 부하 변동 시 각 단위 공정의 온도 변화와 CO 농도 변화 현상에 대처하기 위한 방법을 제시하고자 한다.