• Title/Summary/Keyword: Institute Composition

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Food Composition Database in Korea

  • Chun, Hye-Kyung;Park, Hong-Ju;Lee, Sung-Hyeon
    • Nutritional Sciences
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    • v.7 no.1
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    • pp.47-52
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    • 2004
  • The food composition database is used to evaluate the nutritional value of foods in Korea. It is used as a source for basic data in many fields, not only for the establishment of the National Food Supply Plan but also for nutritional research, to aid in the drafting of the National Food Policy, and in clinical and epidemiological research. The database is also used by institutional and commercial food services and by the food processing industry among others. In 1970, the Rural Development Administration(RDA) published the "Korean Food Composition Table" for the first time and it has since become the established authority on food composition for the entire nation. The latest published food composition table (the 6th edition, published by the National Rural Living Science Institute, KDA) covers 2,337 kinds of foods and consists of two volumes. The National Rural Living Science Institute, the Korea Food and Drug Administration, and the National Fisheries Research and Development Institute have continuously improved production of food composition data in Korea. As consumers have grown more interested in the quality and safety of foods and raw agricultural products, we can expect even further development of food composition data through improvements in quality and increases in quantity. We need to develop more comprehensive food composition data by diversifying the kinds of foods that are included, unifying analytical methods, and increasing the number of nutrients covered. Moreover, food composition data must be modified in other ways to make for a better food composition database for the convenience of users. of users.

A Study on the Expression of objectified Spatial Composition in Interior Design (실내디자인에 있어서 오브제적 공간구성 표현에 관한 연구)

  • Kim, Su-Jung;Lee, Sang-Ho
    • Korean Institute of Interior Design Journal
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    • v.15 no.6 s.59
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    • pp.120-130
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    • 2006
  • This study is about objectified spatial composition. The Interior Design field has grown and established its major trends dependent upon other related field of study. With this perspective in mind, esthetics on Interior Design has to be treated in similar manner. In modem architects or fine artists have defined the terminology 'objectification' theoretical principle where by unable to distinguish between 'object's type' and 'objects', Presently, the term 'objectified' became a trend word. In order to confront misconception of the idea of 'objectification', some people define as reflection of this complex society. There are five types in expression of objectified spatial composition in Interior Design. Which are free form spatial composition through artistry of artists, fantastic spatial composition by polysemous collision, symbolic spatial composition from the metaphorical of form, aggregate spatial composition by geometric collision and geometric superimposition, and cultural spatial composition. Therefore, this study aims to help understanding of tendency in various space expressions in Interior Design through searching how to express type of objectified spatial composition in Interior Design from 2000 through 2005.

A TINA-Based Component Modeling for Static Service Composition

  • Shin, Young-Seok;Lim, Sun-Hwan
    • Journal of information and communication convergence engineering
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    • v.2 no.1
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    • pp.40-45
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    • 2004
  • This paper describes a modeling of service composition manager based on TINA (Telecommunication Information Networking Architecture). The Service composition function is mainly motivated by the desire to easily generate new service using existing services from retailers or $3^{rd}$-party service providers. The TINA-C specification for the service composition does not include the detailed composition procedure and its object models. In this paper, we propose a model of components for the service composition, which adapts a static composition feature in a single provider domain. To validate the proposed modeling, we implemented prototype service composition function, which combines two multimedia services; a VOD service and a VCS service. As a result, we obtain the specification of the detailed composition architecture between a retailer domain and a $3^{rd}$-party service provider domain.

Development of High Spectral Resolution Lidar System for Measuring Aerosol and Cloud

  • Zhao, Ming;Xie, Chen-Bo;Zhong, Zhi-Qing;Wang, Bang-Xin;Wang, Zhen-Zhu;Dai, Pang-Da;Shang, Zhen;Tan, Min;Liu, Dong;Wang, Ying-Jian
    • Journal of the Optical Society of Korea
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    • v.19 no.6
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    • pp.695-699
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    • 2015
  • A high spectral resolution lidar (HSRL) system based on injection-seeded Nd:YAG laser and iodine absorption filter has been developed for the quantitative measurement of aerosol and cloud. The laser frequency is stabilized at 80 MHz by a frequency locking system and the absorption line of iodine cell is selected at the 1111 line with 2 GHz width. The observations show that the HSRL can provide vertical profiles of particle extinction coefficient, backscattering coefficient and lidar ratio for cloud and aerosol up to 12 km altitude, simultaneously. For the measured cases, the lidar ratios are 10~20 sr for cloud, 28~37 sr for dust, and 58~70 sr for urban pollution aerosol. It reveals the potential of HSRL to distinguish the type of aerosol and cloud. Time series measurements are given and demonstrate that the HSRL has ability to continuously observe the aerosol and cloud for day and night.

12-year LIDAR Observations of Tropospheric Aerosol over Hefei (31.9°N, 117.2°E), China

  • Wu, Decheng;Zhou, Jun;Liu, Dong;Wang, Zhenzhu;Zhong, Zhiqing;Xie, Chenbo;Qi, Fudi;Fan, Aiyuan;Wang, Yingjian
    • Journal of the Optical Society of Korea
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    • v.15 no.1
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    • pp.90-95
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    • 2011
  • 12-year LIDAR observations of tropospheric aerosol vertical distribution using a Mie scattering LIDAR in Hefei ($31.9^{\circ}N$, $117.2^{\circ}E$) from 1998 to 2009 are presented and analyzed in this paper. Characters of temporal variation and vertical distribution of tropospheric aerosol over Hefei are summarized from the LIDAR measurements. The impacts of natural source and human activities on the aerosol vertical distribution over Hefei could be seen clearly. Dust particles from the north in spring could affect the aerosol distributions below about 12 km over Hefei, and aerosol scale height in April reaches $2.29{\pm}0.68\;km$. Both LIDAR measurements and surface visibility imply that aerosols in the lower troposphere have been increasing since about 2005.

A Study on Way of Spatial Composition of Tongdo Temple by Diachronic Analysis (통시적 분석에 의한 통도사의 공간구성 수법에 관한 연구)

  • 강영조
    • Journal of the Korean Institute of Landscape Architecture
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    • v.27 no.3
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    • pp.50-57
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    • 1999
  • This study aim to clarify the way of spatial composition of Tongdo Temple by diachronic analysis. The way of spatial composition was clarified through the analysis of built in architectural system in three periods. The result are as follows; 1. Spatial composition of Tongdo temple was changed in three period that it were establishment period, 1300s, and 1700s by the transition of meaning structure occurring the transition of spatial composition. 2. It was found out that the wat of spatial composition was three through the diachronic analysis the transition of spatial composition in Tongdo temple. 3. Juxtaposition as a way of spatial composition found out through the diachronic analysis is equivalent articulation of three sections; an upper, a middle, and a lower section and polyaxis or polycore in the each sections. Fusion is heterogenetic minglement mingling different kind of buildings and conjugation conjugating different kind of decorations. And accumulation of layer is mutilayer laying different time of layer and multi aspect aligning different kind of aspects since the temple's establishment.

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Effects of Sm:Ba:Cu Composition Ratio on the Superconducting Properties of SmBCO Coated Conductor Prepared by using a Composition Gradient Method (SmBCO 초전도 선재 특성에 대한 Sm:Ba:Cu 조성비의 영향)

  • Kim, H.S.;Oh, S.S.;Jang, S.H.;Min, C.H.;Ha, H.S.;Ha, D.W.;Ko, R.K.;Youm, D.J.;Moon, S.H.;Chung, K.C.
    • Progress in Superconductivity
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    • v.13 no.1
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    • pp.7-11
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    • 2011
  • The effects of Sm:Ba:Cu composition ratio in SmBCO coated conductor on their superconducting properties were investigated. The SmBCO coated conductors were fabricated by reactive co-evaporation method using EDDC(Evaporation using Drum in Dual Chamber) system. In this system, we could obtain various samples with different composition ratios in a batch by the technique providing composition gradient at deposition zone. From the specimens prepared by EDDC system, we found that composition ratio is uniform parallel to the drum axis, but gradient along the circumferential direction of the drum. We installed a shield having parallelogram open area between the deposition chamber and the evaporation chamber in EDDC system, and attached a 30 cm long template, which is parallel to drum axis, onto the drum surface. In this configuration, we could obtain SmBCO coated conductors having a gradient composition along the length of template. We measured the composition ratios and surface morphologies with periodic interval by SEM and EDAX, and confirmed the profile of composition ratio. We also measured critical current using non-contact Hall probe critical current measurement system and thereby could plot composition ratio vs. critical current. The maximum critical current was obtained, and the surface morphology with the shape of roof tile was observed at the corresponding composition ratio of Sm:Ba:Cu = 1.01:1.99:4.87. It was also found that composition ratio had an effect on not only critical current but also surface morphology.

A Study on Ex-formal Space Compositions and Polysemous Expressions Observed in Contemporary Residential Architecture (현대 주거건축에서 나타나는 탈정형적(脫定型的) 공간구성과 다의적(多義的) 표현 특성에 관한 연구)

  • Jang, Hoon-Ick
    • Korean Institute of Interior Design Journal
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    • v.16 no.2 s.61
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    • pp.163-171
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    • 2007
  • The present study approached the characteristics of various space compositions in contemporary residential architecture through the concept of ex-formality, and found that ex-formal spaces are composed through the variation of floor, wall, ceiling or roof and derived four types of ex-formal space composition - ex-cubic space composition using folding, plastic space composition using the plasticity of concrete, atypical space composition using geometric manipulation, and non linear space composition using digital technology. Based on this, additionally, we derived elements expressing the characteristics of ex-formal space composition, which are obliqueness, inclination, flexibility in ex-cubic space composition using folding, plasticity and fluidity in plastic space composition using the plasticity of concrete, ex-construction, dynamism and asymmetry in atypical space composition using geometric manipulation, and flexibility, fluidity, self similarity and plasticity in non linear space composition using digital technology. On the other hand, this study purposed to help understand various space expression patterns of contemporary residential architecture by analyzing how these types of ex-formal space composition and polysemous expression characteristics have been represented in contemporary residential architecture since the 1990s.

EPMA quantification on the chemical composition of retained austenite in a Fe-Mn-Si-C-based multi-phase steel

  • Yoon‑Uk Heo;Chang‑Gon Jeong;Soo‑Hyun Kim;Gun‑Young Yoon;T. T. T. Trang;Youngyun Woo;Eun Yoo Yoon;Young‑Seon Lee
    • Applied Microscopy
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    • v.52
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    • pp.14.1-14.10
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    • 2022
  • An electron probe X-ray microanalyzer (EPMA) is an essential tool for studying chemical composition distribution in the microstructure. Quantifying chemical composition using standard specimens is commonly used to determine the composition of individual phases. However, the local difference in chemical composition in the standard specimens brings the deviation of the quantified composition from the actual one. This study introduces how to overcome the error of quantification in EPMA in the practical aspect. The obtained results are applied to evaluate the chemical com position of retained austenite in multi-phase steel. Film-type austenite shows higher carbon content than blocky-type one. The measured carbon contents of the retained austenite show good coherency with the calculated value from the X-ray diffraction.

A Functional Modeling of Composition Manager for Service Composition Based on TINA (개방형 정보통신망 기반의 서비스 컴포지션을 위한 컴포지션 관리자 모델링)

  • 신영석;임선환
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.8 no.2
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    • pp.344-351
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    • 2004
  • This paper describes a modeling of service composition manager based on TINA (Telecommunication Information Networking Architecture). The service composition function is mainly motivated by the desire to easily generate new service using existing services from retailers or third party service providers. The TNA-C (Consortium) specification for the service composition does not include the detailed composition procedures and its object models. In this paper, we propose a model of components for the service composition, which adapts a static composition feature in a single provider domain To validate the proposed modeling, we implemented prototype service composition function, which combines two multimedia services; a VOD (Video On Demand) service and a VCS (Video Conference Service) service. As a result, we obtain the specification of the detailed composition architecture between a retailer domain and a third-party service provider domain.