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순환주제에 의한 작곡전공 교수활동 수업사례물 분석: 김용환의 “Moving Figures”를 중심으로
김영국 ( Young Guk Kim ) 한국예술교육학회 2015 예술교육연구 Vol.13 No.1
본 논문의 목적은 대학교에서 작곡전공으로 교수활동을 하고 있는 본 연구자의 수업사례물이며, 본 연구자의 학생 김용환의 학습결과물인 ‘Moving Figures’를 순환주제(cyclic theme) 중심으로 분석하는 데 있다. 이를 위해 본 연구자는 이 작품의 각 부분에서 나타나는 독립적이며 개별적인 특징을 분석하였고, 전체의 곡을 하나로 묶어주는 수단으로써 작용한 순환주제에 관해 중점적으로 분석하였다. 이로써 대학 작곡전공학생의 수업, 특히 교수과정의 내용학 측면에서 도움을 주고자 한다. 본 논문의 주제어인 ‘순환주제’는 15세기의 정선율 미사, 16세기의 패러디 미사와 같은 작품에서 출발한 음악적 아이디어인데, 고전·낭만시대의 작곡가들이 소나타 형식과 같은 다악장의 악곡에서 하나 이상의 주제가 제 1악장뿐만 아니라 다른 악장에도 나타나게 하여 음악적 아이디어를 형식적인 틀 안에 가두기 위한 방법으로서도 이용되었다. 김용환의 ‘Moving Figures’는 이러한 고전적인 형식에서 아이디어를 빌려와 현대적으로 변용시켰다. 즉 고전적인 의미의 순환주제와는 다르게 <도입부-A-B-C-A``-coda>의 총 6개 부분으로 구성된 단악장 형식 내에서 순환주제의 변용, 발전을 모색했기에 고전적 의미로써의 순환주제 개념과는 상이하며 조금 더 진보된 양상을 띤다. The subject of this thesis is a case of the present class researchers and teaching activities studied composition at the university, and analyze the historical background and cyclic form in ``Moving Figures`` of Yong-hwan Kim, (1988~ ) my student. The purpose of this thesis is to study the structure with cyclic form, harmony and study elements such as timbre on Yong-Hwan Kim‘s ’Moving Figures`` appear in each part of an independent study is to focus on the subject appears as a means of circulation that bind specifically to one picece of the total and individual characteristics. Thus, the university student majoring in composition classes, and helping in the details, particularly on aspects of teaching process. Originally cyclic form is the musical ideas from works such as the cantus firmus mass, in the 16th century parody mass of the 15th century. Composers of the classical era composer and romantic era, were used also as a way of putting a musical ideas first movement to appear in more than one subject, as well as other movements in the same piece of music in the form of a multi-movement sonata form and framework. But ``Moving Figures`` is unlike the original meaning of cyclic form, <introduction-A-B-C-A``-coda> consists of a total of six section of, and since the transformation, the development of the cyclic form is made only in the movement type, and cyclic form as a classical concept with a different sense, may be seen to have a little more advanced aspects. The musical structure used in contemporary music appears dissolved and established patterns, but ``Moving Figures`` is borrowing ideas from the classical form and transformation into comtemporary is thought to be the work that needs to be thoroughly studied. and also can be considered in analysis for contemporary musical composition trends with music educational aspects.
근거리에서의 2차원 전계 집속 평판 렌즈 설계 및 해석
김영국,임성준,Kim, Young-Guk,Lim, Sung-Joon 한국군사과학기술학회 2011 한국군사과학기술학회지 Vol.14 No.6
Since J.B.Pendry proposed the concept of "perfect lens" there have been many researches which focus electric fields. However they used 1 dimensional lens. In contrast, this paper suggests 2 dimensional lens calculated from angular-spectrum method. 2-dimensional focusing is achieved in nearfield. This result implies that the proposed lens can be used for wireless power transfer, imaging system, and sensing systems.
김영국,신진철,최민규,구본철,김석동,Kim Young-Guk,Shin Jin-Chul,Choi Min-Gyu,Koo Bon-Cheul,Kim Seok-Dong 한국작물학회 2005 Korean journal of crop science Vol.50 No.3
대기중의 $CO_2$ 농도 증가에 따른 벼의 생육단계별 생육 및 광합성 관련 반응을 관찰한 결과는 다음과 같았다. 1. 벼 유묘기에는 $CO_2$ 농도가 증가하고 처리기간이 길어질수록 일품벼, 추청벼, 화성벼 모두 초장, 경수, 엽면적이 증가하였고 처리 후 18일경에는 대비구에 비해 500ppm, 700ppm에서 건물중 $35\~47\%$ 증가하는 경향이었다(3품종 평균). 2. 벼 유모기의 광합성율은 높은 $CO_2$>농도에서는 증가되었으나 처리기간이 길어져서 생육이 진전될수록 약간 감소하는 경향이었다. 3. 유수형성기 및 출수기에는 $CO_2$농도가 증가함에 따라 초장, 건물 중은 증가되었으나 SPAD값과 광합성속도, 기공전도도, 증산율 등은 처리기간이 길어질수록 감소하였다. 4. 출수 직전부터 55일간 처리한 벼의 수량은 대비구에 비해 500ppm, 700ppm 처리구에서 세 품종 모두 큰 차이가 없었다. 5. $CO_2$농도에 따른 광합성 속도 및 증산량은 농도가 높아지고 광합성속도가 빨라질수록 증산량은 낮아져 수분 이용 효율이 높은 것으로 나타났다. The effects of $CO_2$ enrichment on growth of rice (Oryza sativa L.) were examined. The plants were grown in growth chambers with a 12-h photoperiod and a day/night temperature of $28/21^{\circ}C$ of the seedling stage and $30/23^{\circ}C$ after the panicle initiation stage. The plants were exposed to two elevated $CO_2$ of 500, 700 ppm and ambient levels (350 ppm). At early growth stage of three varieties (IIpumbyeo, Chucheongbyeo, Hwaseongbyeo), the elevated $CO_2$ increased plant height, tiller, leaf area and dry weight. The photosynthetic rate was decreased at 24 days after treatment (DAT) compared to 11 DAT. The elevated $CO_2$ increased plant height and dry weight at panicle initiation stage (PIS) and heading stage (HS) of three varieties (IIpumbyeo, Chucheongbyeo, Hwaseongbyeo). The photosynthetic rate, stomatal conductance, evapotranspiration rate were decreased at the long days of treatment than that of short days. At entire stages, the elevated $CO_2$ increased the water use efficiency of rice plant because evapotranspiration rate was lowered at the elevated $CO_2$ than ambient levels.
김영국(Kim Young-guk),최강윤(Choe Kang-Yoon) 한국철도학회 1998 한국철도학회 학술발표대회논문집 Vol.- No.-
Recently "ride comfort" problem becomes increasingly important because of today"s needs for train speedup. The concept of term "riding comfort" is equivocal. Generally it is defined as the vehicle vibrat ion. There are many studies on evaluation method of ride comfort for railway. But each of them recommends the different assessment method and the different guidance. So users must review whether they can apply it to their system or not. In this paper, we discuss the evaluation methods defined in the standards - ISO 2631. UIC 513 R, CEN DRAFT prENV 12299 and the ride index suggested by Sperling.
UIC 513R에 따른 통계적 방법을 이용한 고속철도 차량의 승차감 분석 및 평가
김영국(Young-Guk Kim),김석원(Seog-Won Kim),목진용(Jin-Yong Mok),김기환(Ki-Hwan Kim),박태원(Tae-Won Park) 한국철도학회 2004 철도저널 Vol.7 No.4
The two projects about the high speed train have been performed in Korea, one project is the commercial run of high speed train(KTX) from Seoul to Busan and the other is the development of original high speed train(HSR 350x). As the successful results, the service run of KTX had been launched on the 1st of April, 2004 and HSR 350x had been fabricated in June, 2002 and has been tested in the Kyoungbu line and Honam line since then. The railway has the track irregularities which cause vibrations, such as rail joints, turnout, level crossing, transition curves and super-elevation ramps, and variations in the track level(z-axis) and the gauge(y-axis). Generally, the ride comfort for railway is evaluated by using the vibrations. In this paper, the ride comfort indices according to UIC 513R and ISO 10056 have been reviewed when the high-speed trains are operated on both Kyoungbu line and Honam line. Also, the ride characteristics for KTX and HSR 350x on the high speed line and the conventional line have been analyzed and evaluated. The results show that the high-speed train has no problem from the viewpoint of the comfort ride on the high speed line and the conventional line and the ride index for HSR 350x is same as that for KTX in the high speed(300 km/h).
시운전 시험을 통한 한국형 고속전철 차체진동 특성의 분석 및 평가
김영국(Young-Guk Kim),김석원(Seog-Won Kim),박찬경(Chan-Kyoung Park),김기환(Ki-Hwan Kim),목진용(Jin-Yong Mok) 한국철도학회 2003 철도저널 Vol.6 No.4
The prototype of Korean high speed train (HSR350), composed of two power cars, two motorized cars and three trailer cars, has been designed, fabricated and tested. In this paper, the body vibration has been reviewed from the viewpoint of the vehicle's safety and the vibration limits for components and sub-assemblies mounted on the car-body using by the experimental method. And, the dynamic characteristics, such as jerk, natural mode and kinematic mode, have been reviewed. The KHST has been run to 300 km/h in the KTX line and the results of on-line test show that it has no problems in the vehicle's safety and the vibration limits. And the characteristics of body vibrations has been predicted at 350 km/h by fitting curve about the measured acceleration signals.