• Title/Summary/Keyword: Texture property

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Formative Properties of Sensibility and Emotion in Fashion (패션에 나타난 감성과 감정의 조형적 특성 연구)

  • 김유진;이경희
    • Journal of the Korean Society of Clothing and Textiles
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    • v.28 no.1
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    • pp.34-44
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    • 2004
  • The purpose of this study was to provide effective design strategy and distinguish productions for the consumer's emotion satisfaction by analyzing formative properties of fashion sensibility and emotion. 54 photos of contemporary costume have been selected which represented the Izard' DES. The questionnaire consisted of bi-polar 25 pairs adjective scale of fashion sensibility and the 18 noun scale of emotion was distributed to 970 male and female living in Pusan area. The data were analyzed by GLM using the statistic SPSS package. The major findings of this research were as follows. 1. In the clothing formative properties following fashion sensibilities, aestheticism shows significant differences in the silhouette and texture, maturity in the silhouette and color, character in the texture and decoration and feminity in the pattern and color. 2. In the clothing formative properties following emotions, negative emotion shows significant differences in the pattern and silhouette, distressㆍfear in the silhouette and pattern, arousal in the texture and color, shame in the color and texture and enjoyment in the silhouette and pattern. 3. In the fashion sensibility and emotion following clothing formative properties, each formative property shows differences in fashion sensibility and emotion. This study result will be utilized in the clothing design development in special usage like theatrical costume, discriminated display and advertisement stratge.

Experimental Investigation of Concave and Convex Micro-Textures for Improving Anti-Adhesion Property of Cutting Tool in Dry Finish Cutting

  • Kang, Zhengyang;Fu, Yonghong;Chen, Yun;Ji, Jinghu;Fu, Hao;Wang, Shulin;Li, Rui
    • International Journal of Precision Engineering and Manufacturing-Green Technology
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    • v.5 no.5
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    • pp.583-591
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    • 2018
  • Tool-chip adhesion impacts on cutting performance significantly, especially in finish cutting process. To promote cutting tools' anti-adhesion property, the concave micro-grooves texture (MGT) and convex volcano-like texture (VLT) were fabricated separately on lathe tools' rake faces by laser surface texturing (LST). Various orientations of MGT and different area densities (9% and 48%) and regions (partial and full) of VLT were considered in textured patterns designing. The following orthogonal cutting experiments, machining of aluminum alloy 5038, analyzed tools' performances including cutting force, cutting stability, chip shape, rake face adhesion and abrasion. It indicated that under dry finish cutting conditions, MGT contributed to cutting stability and low cutting forces, meanwhile friction and normal force reduced by around 15% and 10%, respectively with a weak correlation to the grooves' orientation. High density VLT tools, on the other hand, presented an obvious anti-adhesion property. A $5{\mu}m$ reduction of crater wear's depth can be observed on textured rake faces after long length cutting and textured rake faces presented half size of BUE regions comparing to the flat tool, however, once the texture morphologies were filled or worn, the anti-adhesion effect could be invalid. The bearing ratio curve was employed to analysis tool-chip contact and durability of textured surfaces contributing to a better understanding of anti-adhesion and enhanced durability of the textured tools.

Microstructure and Mechanical Properties of Nanocrystalline TiN Films Through Increasing Substrate Bias (기판 바이어스 인가에 따른 나노결정질 TiN 코팅 막의 미세구조와 기계적 성질변화)

  • Chun, Sung-Yong
    • Journal of the Korean Ceramic Society
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    • v.47 no.6
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    • pp.479-484
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    • 2010
  • Microstructural and mechanical properties of the TiN films deposited on Si substrates under various substrate bias voltages by a reactive magnetron sputtering have been studied. It was found that the crystallographic texture, microstructural morphology and mechanical property of the TiN films were strongly depended on the substrate bias voltage. TiN films deposited without bias exhibited a mixed (200)-(111) texture with a strong (200) texture, which subsequently changed to a strong (111) texture with increasing bias voltage. It is also observed that the crystallite size decreases with increasing bias voltage, which corresponds to the increasing diffraction peak width of XRD patterns. The average surface roughness was calculated from AFM images of the films; these results indicated that the average surface roughness was increased with an increase in the bias voltage of the coatings.

The Texture and Descriptive Sensory Characteristics of a Korean Rice Cake(Karedduk) with Added Emulsifier (유화제 첨가 떡의 텍스처와 관능적 묘사 특성)

  • Kim, Sang-Sook;Chung, Hae-Young
    • The Korean Journal of Food And Nutrition
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    • v.20 no.4
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    • pp.427-432
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    • 2007
  • The texture and descriptive sensory characteristics of a Korean rice cake(Karedduk) with added emulsifier were investigated after 2 and 24 hrs of storage at $5^{\circ}C$. The emulsifier, SP, was added at 0, 0.1, 0.5 and 1% levels to the dry rice flour. In the amylogram, the peak viscosity(P), hot paste viscosity(H) and cold paste viscosity(C) of the rice flour with added emulsifier were higher than those of the control. The texture property analysis by a Texture Analyzer revealed that the springiness, cohesiveness and adhesiveness of the Korean rice cake(Karedduk) with added emulsifier were similar to those of the control, while chewiness, gumminess and hardness were lower compared to the control. Also, the hardness by sensory characteristics was significantly different as compared to the control. Lastly, adding emulsifier to the Korean rice cake(Karedduk) was effective at retarding retrogradation.

Temporal Texture modeling for Video Retrieval (동영상 검색을 위한 템포럴 텍스처 모델링)

  • Kim, Do-Nyun;Cho, Dong-Sub
    • The Transactions of the Korean Institute of Electrical Engineers D
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    • v.50 no.3
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    • pp.149-157
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    • 2001
  • In the video retrieval system, visual clues of still images and motion information of video are employed as feature vectors. We generate the temporal textures to express the motion information whose properties are simple expression, easy to compute. We make those temporal textures of wavelet coefficients to express motion information, M components. Then, temporal texture feature vectors are extracted using spatial texture feature vectors, i.e. spatial gray-level dependence. Also, motion amount and motion centroid are computed from temporal textures. Motion trajectories provide the most important information for expressing the motion property. In our modeling system, we can extract the main motion trajectory from the temporal textures.

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Effect of gadolinium and boron addition on the texture development and magnetic properties of 23Cr-10NiCu duplex stainless steels

  • Baik, Youl;Kang, Bo Kyeong;Choi, Yong;Woo, Wan Chuck
    • Nuclear Engineering and Technology
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    • v.53 no.6
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    • pp.1887-1892
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    • 2021
  • The effect of gadolinium and boron on the texture development and magnetic properties of the texture controlled 23Cr-10NiCu duplex stainless steels were studied to develop a high performance neutron and electromagnetic shielding material. The 23Cr-10NiCu base alloy is composed of 60% of austenite and 40% of ferrite, whereas, the 23Cr-10NiCu-0.5Gd-0.8B modified alloy is composed of 66% of austenite, 27% of ferrite and 7% of CrFeB intermetallic compounds. The gadolinium and boron addition to the 23Cr-10NiCu base alloy increased mechanical properties. Microstructure observation showed that the small addition of 0.5 wt% gadolinium and 0.8 wt% boron to the alloy retarded to form texture at the same hot rolling conditions, and improved the maximum magnetism, residual magnetism and coercive force about 3%, 122% and 120%, respectively.

Evaluation of Texture and Mechanical Property on Annealing Condition of Ni-Plated Hybrid Cu Sheet (어닐링처리에 따른 니켈 도금한 하이브리드 동판의 집합조직 및 기계적 특성평가)

  • Lee, Jung-Il;Lee, Joo-Ho;Cho, Kyung-Won;Kim, Kun-Nam;Kim, Gang-Beom;Jang, Tae-Soon;Park, No-Jin
    • Journal of the Korean Society for Heat Treatment
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    • v.21 no.3
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    • pp.144-149
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    • 2008
  • It has been reported that copper and copper alloys have a large anisotropy of functional properties such as electrical, thermal and mechanical properties, which means that the texture of polycrystalline alloy should be considered to achieve better properties. In this study, the determination of grain growth orientation and texture formation in the cold-rolled, heat-treated and Ni-plated hybrid copper sheets was investigated. Grain growth direction and texture formation were analyzed by the X-ray pole figure. The influence of texture on the mechanical properties could be quantitatively confirmed by the results from the orientation distribution function and the tensile test. The heat-treated texture in the cold-rolled hybrid copper sheet is also investigated and discussed.

Quality Characteristics of Yackwa Prepared by Different Amounts of Egg White (난백의 첨가수준에 따른 약과의 품질특성)

  • 윤숙자
    • Korean journal of food and cookery science
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    • v.18 no.1
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    • pp.81-86
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    • 2002
  • Yackwa was prepared by the addition of different amounts of egg white, and the samples were analyzed by texture profile analysis, Hunter's colorimetry and sensory evaluation during 5 days of storage. Tn texture profile analysis, the hardness, gumminess and chewiness of Yackwa were increased in all the samples during storage and the texture parameters were increased by increasing egg white level. No significant difference was observed in the lightness, redness and yellowness (p〉0.05), but Hunter's color values were slightly increased during storage in all the samples. In sensory evaluation, no significant difference was observed among the samples during storage except the increase of crispiness and overall acceptance by the addition of egg white. The results showed that Yackwa prepared with 10 g of egg white/(100 g of other ingredients ---약과재료 얼마당 10g 첨가인지 명확히 해야 함) had an acceptable sensory quality.

Kinetic Data for Texture Changes of Foods During Thermal Processing

  • Lee, Seung Hwan
    • Food Engineering Progress
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    • v.21 no.4
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    • pp.303-311
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    • 2017
  • To automate cooking processes, quantitative descriptions are needed on how quality parameters, such as texture change during heating. Understanding mechanical property changes in foods during thermal treatment due to changes in chemical composition or physical structure is important in the context of engineering models and in precise control of quality in general. Texture degradation of food materials has been studied widely and softening kinetic parameters have been reported in many studies. For a better understanding of kinetic parameters, applied kinetic models were investigated, then rate constants at $100^{\circ}C$ and activation energy from previous kinetic studies were compared. The food materials are hardly classified into similar softening kinetics. The range of parameters is wide regardless of food types due to the complexity of food material, different testing methods, sample size, and geometry. Kinetic parameters are essential for optimal process design. For broad and reliable applications, kinetic parameters should be generated by a more consistent manner so that those of foods could be compared or grouped.

Microstructure and properties of 316L stainless steel foils for pressure sensor of pressurized water reactor

  • He, Qubo;Pan, Fusheng;Wang, Dongzhe;Liu, Haiding;Guo, Fei;Wang, Zhongwei;Ma, Yanlong
    • Nuclear Engineering and Technology
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    • v.53 no.1
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    • pp.172-177
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    • 2021
  • The microstructure and texture of three 316L foils of 25 ㎛ thickness, which were subjected to different manufacturing process, were systematically characterized using advance analytical techniques. Then, the electrochemical property of the 316L foils in simulated pressurized water reactor (PWR) solution was analyzed using potentiodynamic polarization. The results showed that final rolling strain and annealing temperature had evident effect on grain size, fraction of recrystallization, grain boundary type and texture distribution. It was suggested that large final rolling strain could transfer Brass texture to Copper texture; low annealing temperature could limit the formation of preferable orientations in the rolling process to reduce anisotropy. Potentiodynamic polarization test showed that all samples exhibited good corrosion performance in the simulated primary PWR solution.