• Title/Summary/Keyword: Modern glass

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Thermally assisted IRSL and VSL measurements of display glass from mobile phones for retrospective dosimetry

  • Discher, Michael;Kim, Hyoungtaek;Lee, Jungil
    • Nuclear Engineering and Technology
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    • v.54 no.2
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    • pp.429-436
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    • 2022
  • Investigations of retrospective dosimetry have shown that components of mobile phones are suitable as emergency dosimeters in case of radiological incidents. For physical dosimetry, components can be read out using optically stimulated luminescence (OSL), thermoluminescence (TL) and phototransferred thermoluminescence (PTTL) methods to determine the absorbed dose. This paper deals with a feasibility study of display glass from modern mobile phones that are measured by thermally assisted (Ta) optically stimulated luminescence. Violet (VSL, 405 nm) and infrared (IRSL, 850 nm) LEDs were used for optical stimulation and two protocols (Ta-VSL and Ta-IRSL) were tested. The aim was to systematically investigate the luminescence properties, compare the results to blue stimulated Ta-BSL protocol (458 nm) and to develop a robust measurement protocol for the usage as an emergency dosimeter after an incident with ionizing radiation. First, the native signals were measured to calculate the zero dose signal. Next, the reproducibility and dose response of the luminescence signals were analyzed. Finally, the signal stability was tested after the storage of irradiated samples at room temperature. In general, the developed Ta-IRSL and Ta-VSL protocols indicate usability, however, further research is needed to test the potential of a new protocol for physical retrospective dosimetry.

The Need to Strengthen Realistic Media Education Program in Korean Museums by Introducing SmartGlass (스마트글라스 도입을 통한 국내 박물관 실감미디어 교육 프로그램 강화 필요성)

  • Lee, Seung-Hyun
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.4
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    • pp.429-434
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    • 2022
  • This paper focuses on developing and strengthening realistic media education programs through the introduction of smart glass for reasonable development and operation of academic research as well as hands-on learning and services provided by museums in modern society where the labor market changes. Through this study and case, a paper was written to improve the quality of museum education programs and hands-on learning through smart glass, and to provide higher education services to the people and contribute to the development by helping academic research.

Constructing Foreign Reception Hall and Modern Royal Diplomatic Protocol in the Gyungungung Palace during 1899-1902 (근대적 궐내 외교관 의례의 성립과 1899~1902년 경운궁 휴게소의 건립)

  • Chang, PilGu
    • Journal of architectural history
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    • v.27 no.2
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    • pp.79-88
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    • 2018
  • Foreign Reception Hall in Gyeongungung Palace was constructed during 1899-1902 according to Yesigjangjeong (禮式章程), Korean Empire's modern diplomatic protocol. This bulilding is a case worthy of notice, because its construction process was written in Jubon(奏本), Korean Empire's official document. Yesigjangjeong(禮式章程) regulates the process of diplomat's audience with Emperor Gojong. The process suggested that Foreign Reception Hall was designed as the place of the end as well as the beginning for audience. According to the process, diplomat came through main gate, Daehanmun and outer gate of main hall(Junghwajeon Hall, Audience Hall), then arrived at the stair to Foreign Reception Hall. After waiting time in the hall, he was going to be granted an audience with Emperor. And he exited through Foreign Reception Hall as the reverse way. This hall was constructed as western-style. Subcontracted carpenters and wood sculptors and laborers from China represents that chinese workers were prevailed in the government construction at that time. And modern building materials, such as glass, colored brick, sanitary wares and lightings were applied, which showed the new landscape in the middle of Gyeongungung Palace. Above all, official documents related with this hall reveals Korean Empire supervised this construction for diplomatic protocol. That is the identity of western-style buildings in Gyeongungung Palace.

A Study on the Revealing of the Corporality in Mies's Works (Mies van der Rohe 건축에서 몸체에 드러남에 관한 연구)

  • Lee, Byung-Wook;Kim, Yong-Seung
    • Korean Institute of Interior Design Journal
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    • v.17 no.4
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    • pp.58-65
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    • 2008
  • The purpose of this study is to explore the revealing corporality in Mies' architecture. The character of such technical materials refuses or weakens the physical reality of the wall by the thoughts concerning the unlimited space or continuous space in Modern architecture. The wall or facade revealed visually is substituted to substance without materiality or just disappeared. This causes a problem of perception of architectural form itself in Modern architecture. Leonardo suggested that all kinds of human perception happens within the visibility and touchability. Likewise, the corporality as a visual reality can be perceived as an important and fundamental value, which can measure the real being. In this respect, This study reviews his architectural meaning by tracing the visual reality in his works. Namely, the emphasis of architectural elements through the relief effect, the expression of massiveness through the reflection of the glass wall and the emphasis of the color through the contrast are interpreted in the intention of Mies to emphasize the visual corporality of the building. This study is to reevaluate the meaning of Mies's architecture through understanding of his thought about the architectural corporality, which has been forgotten by the transparency concept of Modern architecture.

A Study on the Formativeness of Image of Medieval Religious Costume in the Modern Fashion (현대 패션에 표현된 중세 종교복 이미지의 조형성 연구)

  • 강림아;이효진
    • The Research Journal of the Costume Culture
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    • v.11 no.5
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    • pp.737-752
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    • 2003
  • The purpose of this study is to understand the medieval culture and medieval religious costume by analysing and grasping the formative characteristics of image of medieval religious costume in the modern fashion that were represented to the modern fashion, and also to offer materials to predict the history of fashion in the future by considering the progress of modern fashion and recognizing the fashion to be progress. To examine the image of medieval religious costume in the modern fashion, this thesis divided it into avant-garde image, symbolic image, and mysterious image. These can be summarized as follows. First, in avant-garde image, the harmony between characteristic eroticism and heterogeneous materials are expressed and the formative change of religious costume into general costume are expressed. Second, in symbolic image, the symbolic meanings of the medieval clergy man's costume is expressed in modem fashion while its religious meanings and senses are expressed with symbolic image. Third, in mysterious image, the abundant and profound lights and colors express the mysterious senses of the costume and sanctity applied with mosaic painting and stained glass techniques, utilizing the splendor jewelry, spangle and materials, and most of its image reflects exotic and embellish tendency. As a result, this thesis could be described as follows; Previous religious costume of clergy man was used as a mediator between general devotee and God in ceremony, and it was worn by the general devotee to express devotion. This religious costume was utilized in modem fashion, and it gave the avant-garde image and symbolic image of religion. In addition to it, mysterious image was expressed with exotic and embellish tendency.

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A Study on the Tile Mural Decoration Design Using Colored Glass Plaster Technique (색유리 플래스터 기법을 이용한 타일 벽장식 방안 연구)

  • Kim, Seung-Man
    • The Journal of the Korea Contents Association
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    • v.20 no.12
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    • pp.460-470
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    • 2020
  • In modern life, interior decoration has been transformed into a psychological synergistic effect of space, greatly affecting human sensibility. The main point of view in this paper is to study the discovery of new decorative effects and the possibility of products that can replace imported tiles, which account for more than 60% of the walls of indoor spaces closely related to daily life. The solution is to create point tiles using color glass plaster techniques developed in 2018 and to explore the possibility of decorating art walls to meet consumers' purchasing needs using simulations. The four patterns applied to the a paintbrush, resist printing, cutting technique, and inlaid patterns, and the traditional color development effect of the medium color suited to our sensibilities was studied. In addition, through simulation, art walls and acrylic using color glass styles were also used in the kitchen, living room and empty space of the bathroom. Based on this research, ceramic point tiles with a new perspective will be explored and the interior using walls will be activated.

Modernity and Regionalism of American Art Deco Architecture - Focused on Miami Beach - (미국 아르데코 건축의 근대성과 지역주의 - 마이애미 해변을 중심으로 -)

  • Park, Kyoung-Im
    • Korean Institute of Interior Design Journal
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    • v.20 no.5
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    • pp.125-134
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    • 2011
  • Art Deco is a decorative and eclectic design style, popularized at the interwar period. The term Art Deco derives from the Exposition Internationale des Arts D$\acute{e}$coratils et Industriels Modernes held in Paris in 1925. The aim of the exposition was to create new modern aesthetics. This exposition introduced the modern decorative and industrial art to the world and influenced all designers of area, including architects, interior designers, industrial designers, craftsmen, fashion designers, etc. Art Deco designers applied inspirations from a variety of sources and movements such as the Cubist abstract, the Neoclassical refinement, Egyptian exotic elements, Babylonian and Aztec temples, the machine aesthetic, avant-garde movements, etc to their modern works. Art Deco style rapidly spread all over the design areas nationwide in America. In Art Deco architecture, in particular, its inception was French but its domination was American. Skyscrapers, airplanes, automobiles, ocean liners, jazz, Hollywood film, streamline, and native Indian symbols are the defining features of American Art Deco. This study began from questions on how these features are expressed and stylized to decoration elements as the modern aesthetics in American Art Deco architecture. Thus, the purpose of the study is to find out the ornamental and eclectic factors of Art Deco style and to define a concept of the modernity and the regionalism of Art Deco architecture in America. This article provides an overview of the decoration style of Art Deco architecture in America through the analysis of ornamental and eclectic factors reflecting diverse roots. It also analyzes the wide variety of building examples of American Art Deco which represent regionalism. In addition, this study focuses on Art Deco architecture in Miami, Florida. Miami is one of typical cities that has the most unique regional aspects of 1920's to 1940's in Art Deco architecture. Miami Art Deco architecture reveals the tropical and nautical references such as streamlined and curved walls, exotic animal motifs, flora and fauna motifs, and marine motifs: use of glass block, porthole window, terra-cotta, and pastel color stucco.

Evaluation of Physical Property and Material Characteristics for Stained Glass in the Yakhyeon Catholic Church, Korea (약현성당 스테인드글라스의 재료학적 특성과 물성평가)

  • Cho, Ji Hyun;Lee, Chan Hee;Kang, Myeong Kyu
    • Journal of Conservation Science
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    • v.32 no.3
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    • pp.425-436
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    • 2016
  • The Yakhyeon catholic church (Historic Site No. 252 in Korea) that was constructed in 1892 has been the first western brick structure to ever have existed and one of the most important historical materials in the Korean modern architecture. After a fire had broken out at the catholic church in 1998, the stained glass on the back wall, the slab glass (dalle de verre) introduced by Lee Nam Guy in 1974, was repaired in 1999 because of singe scorch and water leakage. An analysis of the coloration elements showed that yellow, red and green included Zn, K and Cd, respectively. The glass of red contained Se, dark green contained Mn and Cr, and blue contained Pb and S. According to material analysis, the masonry joint was identified dolomite ($CaMg(CO_3)_2$) and calcite ($CaCO_3$), which was observed plate, columnar, rhombic and square of crystalline particles. Meanwhile, ultrasonic velocity in the stained glass recorded low speed in the middle and lower right of the window (an average of 4,130 m/s). And the joint was measured the lowest physical properties of the top left and middle of the window (an average of 2,053 m/s). This study have showed that extensive physical damage was founded to the left and middle rather than the right side. In this respect, more research in needed to conserve the correlation between color and physical properties.

Sensor-based Motion Planning Algorithm for High-rise Building Facade Cleaning of Built-in Guide Type Multi-Robot (Built-in guide 타입 다중 로봇의 고층 빌딩 외벽 청소를 위한 센서 기반 운동 계획 알고리즘)

  • Lee, Seung-Hoon;Kim, Dong-Hyung;Kang, Min-Sung;Gil, Myung-Soo;Kim, Young-Soo;Back, Sung-Hoon;Han, Chang-Soo
    • Journal of Institute of Control, Robotics and Systems
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    • v.18 no.5
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    • pp.445-452
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    • 2012
  • With the increasing number of high-rise and large-scale buildings, modern buildings are becoming intelligent, and are incurring high construction costs and requiring careful maintenance. Maintenance works for high-rise buildings significantly depend on human labor, unlike other construction processes that are gradually being automated. The resulting accidents may produce very high social and economic losses. To address this problem, herein, this paper proposes robotic building maintenance system using multi-robot concept, in specific, cleaning a building facade which is directly subjected to minimize human labor; that improves the process efficiency and economic feasibility. The sensor for detecting contamination of building's outer-wall glass is proposed; Kalman filter was used for estimating robots' status with the contamination of the window glass. Task allocation of the sensor based multi-robots for an effective way of task execution is introduced and the feasibility was verified through the simulations.

A Study on the Transperancy expressed in Current Fashion(I) - In the Context of Ideal Effect- (복식에 표현된 '투명성'에 관한 연구(I) -관념적 효과를 중심으로-)

  • 정연자
    • Journal of the Korean Society of Costume
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    • v.43
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    • pp.41-52
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    • 1999
  • This study is to compare and analyze two types of 'transparency' concept expressed in architecture and garment which has not only been an important theme in the post-modern expression of architeture but been shown in various types of concept. This study examined the characteristics of transparency and through theoretical studies divided them into four types; frankness(purity ambiguity comparison exposure and eroticism) Purity building would use the matrial which is transparent glasses for the expprssion of its purity and clothing would use the transparent matrial for the expression of the natural beauty of human body and the purity of human of itself. Ambiguity is expressed in the outer side of architecture by duplicating transparent materials and by phenomenon of optical illusion and inflection. On the contrary in garment it is shown in the outward formation of underclothing. Comparison in architecture is expressed by the use of void but opaque materials as well as solid but transparent materials. Extinction is expressed with the visual effect of context of the surrounding by the use of opaque glass and reflexive glass. In garment the effect of comparison is expressed by the use of mixing transparent materials and opaque materials. Building would express the inside of itself by the way of its exposure and clothing would also express its frankness through the human body is partly opened or clossed at the same thime that arises from eroticism of the way of the expression of human feelings.

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