• Title/Summary/Keyword: tent-like structure

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Structural Behaviors for Pressurized Fabric Leaning Arches

  • Kim, Jae Yeol
    • Architectural research
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    • v.3 no.1
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    • pp.45-52
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    • 2001
  • In this paper, a pressurized single vertical arch and a pressurized leaning arch composed of flexible fabric material are considered. These arches have also been considered as a possible support structure for the tent-like structures. Two different boundary conditions are considered in leaning arches with fixed bases and pinned bases. The behaviors of the leaning arches are investigated for two tilt angles as 15, 30. For each angle, two loading conditions are considered as uniformly distributed load and wind loads. The F.E.M. is used through the all analysis procedures. For the results, load-deflection relationships, buckling modes, differences between two boundary conditions and deformed configurations are discussed.

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Changes of Chloroplast Ultrastructure and Thylakoid Membrane Proteins during Growth of Ginseng (Panax ginseng C.A. Meyer) Leaf (인삼(Panax ginseng C.A. Meyer) 잎의 생장과정에 따른 엽록체 미세구조 및 틸라코이드막 단백질의 변화)

  • Ahn, Joung-Sook;Park, Hoon;Kim, Woo-Kap
    • Journal of Ginseng Research
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    • v.19 no.3
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    • pp.275-280
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    • 1995
  • The formation of thylakoid membrane proteins and changes in the chloroplast ultrastructure of ginseng leaf were investigated as a function of time following the leaf emergence. The leaf chloroplast obtained just after the leaf emergence showed short rod-like thylakoids which were connected and arranged in 3~4 layers along the longitudinal axis of the chloroplast. The 10 DAE (days after emergence) chloroplast started to form grana structure. The typical grana structure was observed 17 DAE, and the grana was fully developed 28 DAE. The membrane proteins obtained from just after emerging leaf were separated into many minor bands indicating no CP-complex formation yet. LHC II was detected after 10 days. CP 47 and CP 43 were detected after 17 days. After 28 days, the PS I and PS II proteins were distinctly separated into CP 1, LHC II, CP 47, CP 43, CP 29, CP 27+24. Thus, the appearance of the light harvesting protein, LHC II, which was concentrated in grana stacks, was consis tent in time with the formation of grana stacks 17 DAE. Key words Chloroplast ultrastructure, grana, CP-complex, LHC II.

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Analysis of the Stage and Performance Elements for Bongsudang-jinchan Banquet in Joseon Dynasty (봉수당진찬(奉壽堂進饌)의 무대와 공연 요소 분석)

  • Song, Hye-jin
    • (The) Research of the performance art and culture
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    • no.18
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    • pp.413-444
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    • 2009
  • This paper is an analysis of stage and performance elements for the ceremonial procedures and dance featured in bongsudang-jinchan, a feast celebrating the 60th birthday of Hyegyeong-gung Hongssi (Crown Princess Hong of Hyegyeonggung), the mother of King Jeongjo, which took place in Hwaseong haegung palace in 1795. The primary sources used are data on bongsudangjinchan recorded in Wonhaeng-eulmyojeongriuigwe, Jeongjo-sillok, Hongjae-jeonseo, pictorial sources such as Folding Screens of Hwaseong-neunghaeng and Hwaseong Ilgi, which is a journal in Korean by Yi Hui-pyeong. A court ceremony to offer music, dance, flowers, and food, as well as wine and poetry which express the sentiments of chung (fidelity) and hyo (filial piety) was considered a national ceremony and has constituted a unique musical culture during the 500 years of Joseon dynasty. However, after the fall of Joseon dynasty, ceremonial music and dance, which have been organically linked within the overall symbolic system of ye (courtesy), became scattered to become independent 'pieces.' As a result, all of their philosophy, principles, and the time-space interpretation of court music and dance became greatly reduced, leaving only the artistic expression and formal structure of the music and dance to become emphasized. Since the 1990s, there has been many research and events aiming to re-create the court ceremonial tradition, resulting in the increase of the related performance activities. This is especially true with bongsudang-jinchan, which is now being performed on modern stage in various forms. However there are still many problems to be solved, such as the issue of re-creating and restoring the original, and the question of artistic value found in the traditional pieces. Until now, much focus has been paid to the outer re-construction of uiju document as recorded in Wonhaeng-eulmyo-jeongriuigwe. On the other hand, there lacked an in-depth study which analyzes the stage situation and performance elements. Therefore in this paper, after focusing on the stage structure and performance elements, it is concluded that bongsudang-jinchan, the only court feast to be held in Haeng gung, not only consists of the fundamental aspects of court performance principle as 'governing through ye and ak (music),' but also served as an important occasion to bring together the sovereign and the subject. Bongsudang-jinchan had features of both naeyeon (feast for ladies) and oeyeon (feast for gentlemen). It minimized the use of screens and allowed every guest to enjoy food, music, and dance together, but provided a separate tent for foreign guests, maintaining the ideal balance between equality and distinction among different gender and social status. A screen symbolizing the venue for the feast is placed for all of the government officials. The king then pronounces the beginning of the banquet in which the ideal of gunsin-dongyeon (king and officials dining together) is realized. This indicates that bongsudang-jinchan, compared to other court ceremonies that emphasize the principle of yeak (courtesy and music), focuses more on the spirit of harmony and rapprochement. The king played a more active role in bongsudang-jinchan than in any other royal feasts. Examples as recorded in uiju documents are; Jeongjo's conversation with his retainers after the 7th wine, king's bestowing of food and flowers to the officials, writing his own majesty's poems with regard to the festival, and asking the retainers to write replying poems. All these played an important part in making the occasion more rich, extensive, and meaningful. Moreover, as analysis of the structure of orchestral music and court dance featured in bongsudang-jinchan shows, it was like any other court banquet in that it employed minimal use of extravagance in movements and conversation. However, the colors and tonal texture used in the music and dance were more brilliant in this case. Compared to other banquets that took place before king Jeongjo, the dance style was more diverse, which included some of the latest additions. There were past performances arranged anew. Noteworthy are; the incorporation of "Seonyurak (Boat Dance)" and "Geommu (Sword Dance)," traditionally used for local officials and civilians feast, to suit the court taste; and the use of saenghwang (mouth organ), which was a rising instrument in pungnyubang (literati's private salon), for "Hakmu (Cranes Dance)." This especially indicates the nature of the 'open structure' pursued by the court banquets at the time, which strove to break away from the traditional rules and customs and accept something new.