• Title/Summary/Keyword: Space Conception

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The Patterns of Students' Conceptions and Teachers' Teaching Practices on Dissolution (용해 현상에 대한 학생들의 개념유형 및 교사들의 지도 실태)

  • Kang, Dae-Hun;Paik, Seoung-Hey;Park, Kuk-Tae
    • Journal of the Korean Chemical Society
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    • v.48 no.4
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    • pp.399-413
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    • 2004
  • In this study, a survey was conducted of students of elementary through college on their conceptions of phenomenon related with dissolution, saturation, and extraction. The teaching strategies of elementary and secondary teachers related to dissolution phenomena were also investigated. Most of elementary and secondary school students thought of dissolution as a phenomenon in which particles broke into the spaces between other particles. This explanation called 'space conception' can be sought in elementary school science textbooks. Some of high school students also had this type of thought. A concept of dissolution phenomenon as 'hydration through attraction of solvent and solute' was held by most of students of 11th, 12th grade, and college. This explanation called 'attraction concept' can be sought in high school chemistry textbooks for 11th and 12th grade. But many students of elementary through college used analogies and models related to 'space conception' when they tried to explain the dissolution phenomena. This indicates that the 'attraction concept' was not firmly established in the students' cognition. 90% of elementary school teachers thought and taught dissolution as a phenomenon in which two different size particles were mixing together like as mixing beans and millets. The model does not represent the attractions among solvent-solvent particles, solvent-solute particles, and solute-solute particles. This model only represents the space size effect (smaller size particles fitting into the spaces of larger size particles). Half of the secondary school teachers also had 'space conception' and only 20% of the teachers had 'attraction concept' Many teachers who had 'attraction concept' used to represent explanation related to 'space conception' for teaching dissolution.

A Study on the Characteristics of Space Design in Isamu Noguchi's Works - Focused on Stage Sets and Environmental Design Works (이사무 노구치 작품에 나타난 공간디자인 특성연구 -무대디자인 및 환경디자인 작품을 중심으로 -)

  • 한민정;손광호
    • Korean Institute of Interior Design Journal
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    • no.27
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    • pp.120-127
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    • 2001
  • The purpose of this study is to examine the characteristics of space design of Isamu Noguchi's works barred on the stage sets and environmental designs. From the end of 19th century, space which was begun to be studied about in architects has continued to be researched by not only scientists but artists. Recently, space Is expressed in free and new forms due to diversity of societies and advancement of technology, As a result, space has become an essential part in art and is used in the titles of many art exhibitions. This study scrutinizes space in Isamu Noguchi's works. No other 20th century artist has as clear and progressive space conception as Noguchi's. His notion of modern art was modified through space in the tradition of cubism and Russian Constructivism and Bauhaus. Combined with his experience in the traditional Japanese houses and gardens, these influences led toward a broadened conception of sculpture as the creation of living space. These modernist's characteristics are found in his early expression of stage sets for choreographer Martha Graham, and they would lead to a wide range of design activities, from gardens and interiors to fountains and furniture. Isamu Noguchi had created a body of work that crossed the boundary between fine and applied art as a sculptor, and as an environmental designer.

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A Study on physical conception expressed in exhibition space -Focused on Movement- (전시공간에 표현되어진 체(體)지각 개념의 유형고찰 - '움직임'을 중심으로 -)

  • Choi, Hee-Rang;Cha, Sang-Gi
    • Korean Institute of Interior Design Journal
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    • v.16 no.6
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    • pp.77-85
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    • 2007
  • The space where one's body lives is not only a space as the simple environment that is built with the physical factors, but also a space experienced by a movement accompanied by the concept of body perception including mental activities. In this study, the importance of the body is recognized and the meaning of the space of body perception including mental activities is understood. In this manner, the spatial unfolding phase and expression features are to be investigated through a standard of "What do they change?" by grasping those as a flexible space that changes spatial recognition. The following results have been drawn in this study; First, the application of the flexible concept in the space can give rise to the activities of an experiencing person in terms of being the object of spatial experience and appreciation. Also, the application changes a slightly static concept into a relative and dynamic space by introducing the movement. Second, the establishment of a space by a human's movement is accompanied by all perceptions and enables to perceive the space shape, the space itself and mutual communication between the spaces. Third, the expression of the human's movement in the fixed form of space lies in the extension of the fused spacial area with an observer beyond the physical spatial limitation. As human body intervenes in space, the meaning of the space has become more abundant and diverse and the space will be presented as the arena for sensitive and flexible communication as a responsive space that corresponds.

Gas Effect at High Temperature on the Supersonic Nozzle Conception

  • Boun-jad, Mohamed;Zebbiche, Toufik;Allali, Abderrazak
    • International Journal of Aeronautical and Space Sciences
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    • v.18 no.1
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    • pp.82-90
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    • 2017
  • The aim of this work is to develop a new computational program to determine the effect of using the gas of propulsion of combustion chamber at high temperature on the shape of the two-dimensional Minimum Length Nozzle giving a uniform and parallel flow at the exit section using the method of characteristics. The selected gases are $H_2$, $O_2$, $N_2$, CO, $CO_2$, $H_2O$, $NH_3$, $CH_4$ and air. All design parameters depend on the stagnation temperature, the exit Mach number and the used gas. The specific heat at constant pressure varies with the temperature and the selected gas. The gas is still considered as perfect. It is calorically imperfect and thermally perfect below the threshold of dissociation of molecules. A error calculation between the parameters of different gases with air is done in this case for purposes of comparison. Endless forms of nozzles may be found based on the choise of $T_0$, $M_E$ and the selected gas. For nozzles delivering same exit Mach number with the same stagnation temperature, we can choose the right gas for aerospace manufacturing rockets, missiles and supersonic aircraft and for supersonic blowers as needed in settings conception.

Supersonic Plug Nozzle Design and Comparison to the Minimum Length Nozzle Configuration

  • Zebbiche, Toufik;Youbi, ZineEddine
    • International Journal of Aeronautical and Space Sciences
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    • v.7 no.1
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    • pp.27-42
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    • 2006
  • A method to design the contour and conception of a plug nozzle of arbitrary shape, but specified exit flow conditions is presented. Severals shapes can be obtained for exit Mach number by changing the specific heats ratio. The characteristics of the nozzle in terms of length, weight and pressure force exerted on the wall are compared to the Minimum Length Nozzle and found to be better. Our field of study is limited to the supersonic mode to not to have the dissociation of the molecules. The design method is based on the use of the Prandtl Meyer function of a perfect gas. The flow is not axial at the throat, which may be advantageous for many propulsion applications. The performance benefits of the plug nozzle compared to the Minimum Length Nozzle are also presented.

A Study on the Conception of Planarity in Modern Art (근대 건축에서의 '평면성' 개념)

  • Lee, Kwang-In
    • Journal of The Korean Digital Architecture Interior Association
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    • v.7 no.2
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    • pp.59-65
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    • 2007
  • This study is aimed to find out the conception of planarity in Modern Architecture. Some architecture historians such as Hildebrand and Schmarsow indicated the planarity by which new idea of space in architecture was made. The characteristics of the planar was embodied and developed through the proclamation of the ideology and their works in the avant-garde art movement of Cubism and Neoplasticism. The planarity in modern architecture was embodied from various aspects -the perception of space, the pictorial art and the metaphysics- by means of imaginary plane, superposition of planes, oscillation of plane, deconstruction of mass and elimination of natural color.

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Investigation for Satisfaction of Facilities and Program of Children's Garden Constructed as Edutainment Space in Korea National Arboretum (에듀테인먼트 공간으로 조성된 국립수목원 어린이정원의 시설 및 프로그램 만족도 조사)

  • Song, Jeong-Hwa;Maeng, Hee-Ju;Jin, Hye-Young
    • Hwankyungkyoyuk
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    • v.25 no.1
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    • pp.35-49
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    • 2012
  • The purpose of this study was to investigate satisfaction of student, adult and forest interpreters about facilities and program of children's garden, which was constructed as edutainment space within Korea National Arboretum on May 2011. The results are as follows. First, an information about construction of children's garden should be provided actively, because 70.8% student and 68.6% adult of respondent did not know existence of children's garden. Second, it has been analysed that a fundamental conception of GREEN-I be reflected in construction children's garden, especially, reflecting conception of Enjoy and Edutainment was comparatively high. Third, It was found that ecological experiencing activities program of children's garden was positively to develop environmental literacy for student. Fourth, It was found that satisfaction of uncommon planting area was very low among planting area and satisfaction of forest interpreters was very low about place of ecological experience learning using five senses. Finally, for effective operation of children's garden, children's garden should be provided planting for environmental education connected with the school curriculum and ecological experiencing activities program to enjoy time with the family. Therefore, these results will be applied to improve children's garden and could be applied to construct other children's garden in botanical gardens.

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Electromagnetic Field and the Poetry of Ezra Pound

  • Ryoo, Gi Taek
    • Journal of English Language & Literature
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    • v.57 no.6
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    • pp.939-958
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    • 2011
  • Ezra Pound has an idea of poetry as a field of energy in which words interact with each other with kinetic energy. The energy field which Pound creates in his poem is analogous to the theory of electromagnetism developed by Michael Faraday and James Maxwell, who look upon the space around magnets, electric charges and currents not as empty but as filled with energy and activity. Pound argues that "words are charged with force like electricity," demonstrating that words charged with their own images or energies of positive or negative valence interact one another. This idea is similar to Faraday's concept of "line of force" which he used to represent the disposition of electric and magnetic forces in space. Pound's concept of "image" as an "intellectual and emotional complex in an instant" is remarkably consonant with the confluence of electric and magnetic fields that are coupled to each other as they travel through space in the form of electromagnetic waves. The instant profusion of conception and perception, much like that of electric and magnetic fields, enables Pound to move beyond the sequential and linear hierarchy in time and space. Particularly, Maxwell's stunning discovery that the electromagnetic waves propagate in space at 'the speed of light' has allowed Pound a relativistic sense of escape from the limitations of Newtonian absolute time and space. Pound's poetry transcends any geographical space and sequential time by rendering and juxtaposing images simultaneously. Pound was fully aware of light and electricity fundamental to what he called his world "the electric world." Pound's experiments in Imagism and Vorticism can be considered an attempt to rediscover a place for poetry in the modern world of science and technology. Almost all the appliances that we think of today as modern were laid down in the closing decades of the 19th century and the first decades of the 20th century, in response to the availability of electromagnetic energy. This paper explores how Pound responded to the age of modern technology and science, examining his conception of "image" through his many analogies and similes drawn from electromagnetism. Pound's imagist poetics and poetry come to embody, not only the characteristics of the electric age in the early twentieth century, but the principles of electromagnetism the electric age is based upon.

A Study on the Expressive Characteristics of Japanese Contemporary Interior space by Analysis of space concept of japanize (일본적 공간개념의 분석에 의한 일본 현대 실내공간의 표현특성에 관한 연구)

  • Park, Se-Jung;Park, Chan-Il
    • Proceedings of the Korean Institute of Interior Design Conference
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    • 2004.11a
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    • pp.102-107
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    • 2004
  • In order to understand the characteristics of the Japanese conception of space, we examined the characteristics of Japanese human geography, schools of thought, and aesthetics through the examinations on relevant documents. In addition, we reorganized such cultural backgrounds in relation to the Japanese perception of space, extracting the fundamental principles and elements of Japanese space composition and examining their significance. We propose a structural framework for understanding and analyzing Japanese space based on the reciprocal relationship and meaning among the various elements of Japanese space. Using this analytical framework, we studied the representative works of Japanese interior space, concluding in an analysis of the expressive characteristics of the Japanese notion of space.

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