• Title/Summary/Keyword: see-through materials

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A Study on Inhibition of Bacterial Membrane Formation in Biofilm formed by Acne Bacteria in Valine through Property Analysis (물성 분석을 통한 Valine 의 여드름균 바이오필름 내부 세균막 형성 억제 연구)

  • Song, Sang-Hun;Hwang, Byung Woo;Son, Seongkil;Kang, Nae-Gyu
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.47 no.2
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    • pp.163-170
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    • 2021
  • This study was conducted to create a technology to remove acne bacteria with human-friendly materials. First, the Cutibacterium acnes (C. acnes) were adsorbed to the mica disc to grow, and then the biofilm was checked through an atomic microscope to see if the biofilm had grown. Based on the topographic image, the shape changed round, the size was 17% longer on average, and the phase value of the resonance frequency separating materials was observed as a single value, the biofilm grown by covering the extracellular polymeric substrate (EPS). As a result of processing 50 mM of amino acids in the matured biofilm, the concentration of C. acnes decreased when valine, serine, arginine and leucine were treated. Scanning with nanoindentation and AFM contact modes confirmed that the hardness of biofilms treated with Valine (Val) increased. This indicates that an AFM tip measured cell which may have more solidity than that of EPS. The experiment of fluorescent tagged to EPS displays an existence of EPS at the condition of 10 mM Val, but an inhibition of growth of EPS at the 50 mM Val. Number of C. acnes was also reduced above 10 mM of Val. Weak adhesion of biofilm generated from an inhibition of EPS formation seems to induce decrease of C. acnes. Accordingly, we elucidated that Val has an efficiency which eliminates C. acnes by approach of an inhibition of EPS.

Qualitative study on the connection-assemblage of interest area and early childhood (유아와 어린이집 흥미 영역 환경과의 접속-배치에 관한 질적 연구)

  • Yoonmi Kim;Eunju Yun
    • The Journal of the Convergence on Culture Technology
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    • v.9 no.5
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    • pp.927-934
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    • 2023
  • This study explored the process of how children are connected to and placed in the daycare center's interest area environment. Focusing on the process of getting to know, we tried to understand it through Deleuze's concept of connection-placement, which emphasized the power between materials and humans, to see how the familiar environment called the area of interest affects children's behavior. For this purpose, 20 children in the mixed class aged 4-5 years at B Daycare Center in Seoul were observed for a total of 2 hours each through 2 preliminary observations and 5 research observations from March to May 2023. First, the results of the study showed that infants' true interest could be found in the infant's gaze, not in the adult's gaze. Second, the space and play materials of the interest area environment are structurally arranged in accordance with the order of play types, but the boundaries become ambiguous as they are connected to children. Third, although the children's play seemed to be play without deviating from each area of interest, the space itself was a single mass in which interest was expressed. We hope that this study will help instructors in their practice of constructing an environment for areas of interest, and that we will become instructors who ask questions at every moment about what kind of traces will be left on children's thinking as the environment of space and media.

A study on Perfume case (향(香) 집에 관한연구)

  • 이선재
    • Journal of the Korean Society of Costume
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    • v.33
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    • pp.117-142
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    • 1997
  • This study is on perfume case that is one of a great number of ornaments which was designed by out ancestors. We had developed the tradition and the history of perfume case bag fan-weight etc. These have the same function as the present perfume. case. There were basket-shaped perfume cases which were the smellest one among the personal girdle ornaments in the silla era. The various patterned perfume case were made of gold metal coral platinum or green jadeite etc. In the single-crop trinkets a embroidered perfume bag with the gold and silver thread whose forms perfectly match their functions appeared during the Yi Dynasty. There was also a perfume bag which was one of the daily necessities. A precious "jul perfume" was carried by noble women. A fan-weight perfume bag was attached to the fan to emphasize the intrinsic beauty of utility and function. It is necessary to know the function of prefume case. As perfume case is weared on the clothes it was given more decorative effects as well as the function of medicinal amulet with a sweet smell. Therefore it is very important for us to study perfume case that has various function as an ornament. So The purpose of this study is to investigate the practical and decorative side of perfume case with the general examines of perfume finding how to practice use through our life. The results were as follows; 1. The first use of perfume is perfume through smoke which is for ceremony of religion It removes human body odor by degrees and spreads a sweet odor. Also the materials for making perfume of early age is aromatic plants which will be used flour-made flowers stems. As the materials for making perfume use is increasing today we can invent alcohol perfume today 2. Our country the custom of perfume-used is wide. Among them men's perfume-used was very special phenomenon. For example men were wearing perfume bag in the Silla era. Because perfume represented wealth and noble in those days. They shew off social position personality through perfume-used. 3. One of early religion ceremony article there was the perfume. And perfume case was means for containing perfume. Gradually the perfume case was used widly as increasing needs of perfume in human life. 4. In the middle period of 'Koryo' Dynasty perfume cases had a close relationship with clothes but after Mongolian has been attacked 'Koryo' there were changes in wearing clothes therefore the position of perfume cases were transfered to coat string that was the origin of decoration style that they began. That is to say the perfume case has been influenced the position of perfume case shapes with changing of fashion. 5. The perfume case has been made manifest various function as an ornament. In the practical side First medical-perfume in perfume case has been played an important role in first-aid medicine in critical condition. Second it was amulet for self protection. That is the shape pattern color materials perfume of the perfume case was represented the amuletive nature. Third it was used as substitute article of perfume. Modern women use liquid-perfume as our ancestors used perfume case bag or jul perfume As started above. Also In the decorative side the perfume case has a beautiful formative arts by itself as well as a close relationship with clothes. That well as a close relationship with clothes. That is when the perfume case is worn on the clothes costume is showed aesthetices. That is the materials shapes color pattern of the perfume case we can see the visual beauty also the materials colors embroidered pattern knots tassel that are used the perfume case are increased the decorative beauty of costume. Sixth the symbol in pattern of the pattern case is shown ancetor's wealth and rank health longevity immortality many-born-boy in those days. Today the perfume case is not used with changing of costume by degrees, Accordingly I hope that the result of this study is an influened in devlopment of the perfume case design with matching the modern fashion.

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A Study on Grotesquery Aesthetic Reflected Interculturalism in Stage Costume - The Case of Oh, Tae-seok's - (문화상호주의가 반영된 공연 예술 의상의 그로테스크적 특성 연구 - 오태석의 <심청이는 왜 두 번 인당수에 몸을 던졌는가>를 중심으로 -)

  • Yang, Yong
    • The Research Journal of the Costume Culture
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    • v.17 no.5
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    • pp.923-938
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    • 2009
  • Since the end of 1960s, an era of internationalization, Interculturalism has been reflected in intercultural plays which borrow concepts of foreign-cultural aesthetics for the performance and create a new stage language. Among many writers and performers, Oh, Tae-seok created his own unique aesthetic performances through experimental and avant-garde methodologies connected with various areas of art. His plays are worth studying since they suggest us a point of view which helps us to get out of the ordinary, fixed thought and try to see variety of reality. Therefore, our study categorized Oh, Tae-seok's play into four areas according to grotesquery interculturalism : Evil sprit, Abhorrence, Exaggeration and distort, and Heterogeneity. Based on this category, we analyzed plastic artistic characteristics of his plays' stage costume, for example, shapes, materials, and color, and tried to enhance the aesthetic value of his plays. We made a conclusion that the play showed grotesquery features in stage costume, which represented death, tragedy, evil sprit of human negligence, surprising and grotesquery abhorrence by deformity of the body, exaggeration and distortion, ridiculousness, and heterogeneity, the mixture of abnormality and unstableness. Our study could help produce adequate stage costume matching the features of the performance, and be the cornerstone of grotesquery aesthetic interculturalism study reflected in stage costume.

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The Types and Transition of Kasaya since the Mid Joseon Dynasty (조선중기 이후 가사(袈裟)의 유형과 변천)

  • Kang, Sun Jung;Cho, Woo Hyun
    • Journal of the Korean Society of Costume
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    • v.64 no.2
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    • pp.17-34
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    • 2014
  • This is a theoretical and empirical study on Kasaya, the Buddhist monk's robe, which is one of the traditional Korean costumes that has kept it original form, as well as it being the most symbolic ritual costume in Buddhism. The purpose of the study is to see the different types of Kasaya, and the transitions it has gone through since Mid Joseon Dynasty. The analysis was performed after categorizing Kasaya in the following manner: layers, the way to wear, symbolism in construction, sewing, etc. Having a variety of Ilwolguangcheop(日月光貼) is a feature of Korean Red Kasaya. In the beginning, Its shape was very similar to shape of Hyungbae(胸背), and this was a royal gift and had the same meaning as an official uniform for a Buddhist monk. So designs of the Cheop(貼) could have been transformed from those of Hyungbae with a Buddhist twist. The conclusion of the study is as follows: Double layered Kasaya shows its transition from double layer to single layer. The fastening ornaments have been simplified in all materials from Yeongja(纓子). The latch type and three-paired Yeongja type transformed into hook type and one-paired Yeongja type. Color is the most common feature above all, and it is mainly in red. The form of Korean Kasaya has a significant relation with development of Buddhism. The integration of the Zen sect would have influenced the integration of Kasaya, which shows diversity throughout the period.

Active Narrative of Digital Game and Improvisation (디지털 게임의 능동서사와 즉흥연기)

  • Yu, Hui-Beom;Sung, Jung-Hwan
    • Journal of Korea Game Society
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    • v.16 no.2
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    • pp.75-86
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    • 2016
  • Game studies of theatrical approach explained interactive property of game in humanistic background. Those studies analyze the game, and based on Aristoteles Poetic Attribute. But theatrical approach has a problem by user's unpredictable intervention in narrative (Active narrative). This paper intended to see in the glance of any impact on the Aristotelian model by active narrative. As a result of the active narrative remake the causality between materials of drama. Also, it can be seen to define a kind of the "Improvisation" in theatrical view. But it exposed a essential difference in the form an expression by substance and material of media. It was defined forms of improvisation in the gaming environment which are 'Self-generated Individuality', 'Self-definition Faction', 'Eccentric Behavior Contending', 'Trolling' and 'Bug Play'. Finally this paper proposes the characteristics of the improvisation of the game and the direction to be improved game analysis model in humanities through forms of improvisation in game environment.

The Expressive Characteristics of Sexuality in Thom Browne fashion Jacket (톰 브라운 재킷 디자인에 나타난 섹슈얼리티 표현특성)

  • Park, Sooyeon;Kim, Mi-Young
    • Journal of the Korea Fashion and Costume Design Association
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    • v.18 no.3
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    • pp.183-196
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    • 2016
  • The purpose of this research is to find out the characteristics of sexuality expressed in the contemporary modern fashion jacket, especially designer Thom Browne. Thom Browne is a very successful fashion brand that has focused on design of extraordinary theme. In the research methodology, the analysis was carried out over a total of 862 work pieces in the collection of S/S, F/W, RESORT, PRE-FALL from 2010 to 2016. The characteristics of the contemporary expressions of sexualities can be subdivided into four separate categories. First, The demolition is inflated retail, exaggerated shoulder silhouettes, such as short sleeve jacket is mainly used in the form of a women's match with each other and expressed by different materials applied to men. Female jackets are designed for the silhouette to highlight the strong masculine image to highlight additional detail on the chest or vice versa, to express women's jacket to distort the female. Secondly, Sensuality is designed the body of a male was represented by a design that gives a greater masculinity was expressed that the interpretation of the male gender in detail jacket sleeves and wrap the exposed areas of the important men of fashion. Women's jacket by using a see-through material, mainly sensory Castle outward to reveal the concealed body of the female form a natural curve shows the feminine sensuality. Lastly, Incongruity is inadequate representation by sex of clothing to match the jacket and skirt in women's wear it is also unsuitable for revealing gender as male by applying soot forms. The study attempts to find the meaning in that this presents the direction of the creative development of the modern fashion design based on the aesthetic characteristics of Thom Browne fashion appearing in the modern fashion.

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A Study of Folk Costume Culture (II) -Field Research Around the Mt. Kumo Area- (서민복식문화에 관한 연구(II) -경북 금오산 주변지역의 민속조사 결과를 중심으로-)

  • Hong, Na-Young;Lee, Eun-Joo;Lim, Jae-Young
    • Journal of the Korean Society of Clothing and Textiles
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    • v.19 no.1
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    • pp.71-79
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    • 1995
  • Journal of the Korean Society of Clothing and Textiles Vol. 19, No. 1 (199i) p. 71~79 The authors study on the traditional textile production and the formal dress through the field research concerning the folk attitude toward dress style around the Mt. Kumo area. In this area, people produced and wove hemp, cotton, and silk except ramie. Because of poor production of raw materials, they produced textiles only for self-sufficiency. Every household dealt with dyeing on a small scale. In the past, people dyed cloth natually using plants as material. Natural dyeing, however, gradually changed into chemical one since the Japanese rule. The formal dresses, which people wore on particular occasions such as the hundredth day after child's brith, the first birthday, and traditional holidays, were very meager due to poor living standards. People could not see the formal dresses with full decoration. Bride and bridegroom were the village.owned wedding dresses, and if they could not afford to, they simply put cloth on to remember the occasion. People around the Mt. Kumo area, however, provided fully-decorated shroud and ritual robes to the level of other better-off areas. It seemed to be the result of influence of deep-rooted Confucianism in Gyungbuk province. This Phenomenon could be found in the folk dress style in other regions as well as the Mt. Kumo area in Gyungbuk province.

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A Study on the Romantic Costume Style - Focus on Women's Fashion before and after the 21th century - (로맨틱 복식(服飾) 양식(樣式) 연구(硏究)- 21세기(世紀) 전후(前後) 여성(女性) 패션을 중심(中心)으로 -)

  • Park, Shin-Young;Cho, Kyu-Hwa
    • Journal of Fashion Business
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    • v.11 no.1
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    • pp.48-60
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    • 2007
  • The purpose of this study is to examine the romantic costume style which has become a big trend before and after the 21th century. For this purpose, I examined the development plans and characteristics of women's costume in France in the Romantic period from the 1820s to the 1850s and analyzed the aesthetic characteristics of romantic costume style The aesthetic characteristics of romantic style in the 19th century were defined by the feminine and elegant beauty, exoticism, and sensuality. Since the 1990s, the characteristics are classified into Feminine & Elegant Style, Ethnic & Fusion Style, and Sensual Style. Feminine & Elegant Style is characterized by delicate, splendid lace and frill decorations that have become more ornamental and technical since the 1990s. They create greater romance and express gentler and more elegant femininity away from the artificial silhouette. Ethnic & Fusion Style use more diverse ethnic patterns, colors, accessories, and details since the 1990s and shows more varieties and creativity in convergence with modern fashion. Sensual Style exposes the physical curve of female body. In the 19th century, cuffs and collars were exaggerated and shoulders were exposed for sensuality. After the 1990s, however, see-through materials have been used to show the beauty of natural physical curves or corsets have been worn as the outerwear. Studying romantic costume style, which arose as a concept of postmodernism, the cultural ideology that exists as a breakthrough of our time, is signified by the understanding of the latest cultural phenomenon and fashion trends.

Electrical conduction phenomena of $C_{22}$--quinolium(TCNQ) langmuir-blodgett films under the high-electric field ($C_{22}$-quinolium(TCNQ) LB막의 고전게 전기전도 현상)

  • 신동명;김태완;홍언식;송일식;유덕선;강도열
    • Electrical & Electronic Materials
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    • v.7 no.2
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    • pp.138-144
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    • 1994
  • Electrical conduction phenomena of $C_{22}$-quinolium(TCNQ) Langmuir- Blodgett(LB) films are reported through a study of current-voltage(I-V) characteristics along a perpendicular direction. The I-V characteristics were investigated by applying a step or a pulse voltage to the specimen as well as changing temperatures in the range of 20-250[.deg. C] It show an ohmic behavior in low-electric field, and a nonohmic behavior in high-electric field. This nonohmic behavior has been interpreted in terms of a conduction mechanism of space-charge limited current and Schottky effect. When the electric field is near the strength of 10$_{6}$ V/cm, there occur anomalous phenomena similar to breakdown. When step or pulse voltage is applied, the breakdown voltage shifts to the higher one as the step or pulse time width becomes shorter. To see the influence of temperature, current was measured as a function of temperature under the several bias voltages, which are lower than that of breakdown. It shows that the current increases to about 103 times near 60-70[.deg. C], and remains constant for a while up to around 150[.deg. C] and then suddenly drops. We have also performed a DSC(differential scanning calorimetry) measurement with $C_{22}$-quinolium(TCNQ) powder in the range of 30-300[.deg. C]. These results imply that the anomalous phenomena occuring in the high electric field are caused by the electrical and internal thermal effect such as a joule heating.ating.

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