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        검색결과 14

        1.
        2023.01 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        Gallbladder cancer is the most common cause of hilar biliary obstruction; however, it rarely causes combined biliary, duodenal, and colon triple obstruction. In this case, the quality of life for a patient with recurrent gallbladder cancer with combined duodenal, colonic, and biliary obstruction was improved by endoscopic and endosonographic palliation, despite its technical difficulty and complexity. Seven metal stents were implanted one by one using only endoscopic methods. Successful stent-in-stent placement and endoscopic ultrasound-guided stenting after failed ERCP improved the patient’s quality of life to the extent that there was no need for any external drainage.
        3,000원
        3.
        2018.11 KCI 등재 구독 인증기관·개인회원 무료
        The 19th century’s international law distinguished civilized from non-civilized States resulting in any country desiring equal treatment was required to obtain recognition from those already deemed civilized. Japan was able to join the civilized world by presenting a civilized image of itself in the First Sino-Japanese War, which was depicted by Western legal scholars as a clash between barbarism and civilization. Neither Japanese nor Western scholars of international law, however, have touched on the issue of the Triple Intervention. This incident serves as a case study for re-evaluating the operation of Western countries’ international legal standards. The argument is, that these countries cloak their motives in legal language for self-aggrandizement, thereby demonstrating the ahistorical nature of the West’s rhetoric of civilization. Further, this incident taught Japan the lesson that international law is concerned not with morality but with power.
        4.
        2018.07 구독 인증기관·개인회원 무료
        Customers rely primarily on peers’ restaurant reviews but also on pre-consumption ratings, provided by professional critics edited in legitimating institutions, such as dining guides. Few studies have analyzed the discourse of iconic guides describing the awarded restaurants. This study provides empirical data by examining the way culinary excellence is depicted in restaurants websites and the way dining guides report it in their own websites. The methodology of this research is a lexicometric analysis based on the exclusive club of three stars French Michelin restaurants. The results show that starred restaurants and guides websites do not approach culinary excellence the same way. The results firstly show that the restaurant websites do not emphasize on symbolic, aesthetic and hedonic values. Reversely, the Michelin guide does. Secondly they indicate that luxury products presence is exclusively anchored in the Gault Millau guide, far from the simple casual food that triggered their Nouvelle Cuisine approach. Thirdly, the chefs’ family anchoring is characteristic of the restaurants websites and their peers’ recognition of the restaurant websites and the Michelin guide. These results are discussed and recommendations for restaurant managers are formulated.
        5.
        2016.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        미꾸라지에서의 Nitrofuran계 대사물질인3-amino-2-oxazolidone (AOZ), 5-morpholinomethyl-3-amino-2-oxazolidinone (AMOZ), 1-ammino-hydantoin (AHD)와 semicarbazide (SEM)의 잔류량을 검사하기 위해HPLC-MS/MS를 이용한 신속한 정량법이 개발되었다. 2-nitrobenzaldehyde (2-NBA)를 이용해 50℃에서 1시간 동안 산 가수분해와 유도체화 과정을 거친 뒤에, 액-액 분배로 정제와 추출을 하였다. 회수율은 음성시료에 3가지 농도 0.5, 1.0, 2.0 μg/kg의 표준액을 첨가하여 평가하였고 평균 회수율은 75.1-108.1% 이었다. 정밀성(%RSD)은 일내 8.7% 이하, 일간 8.5% 이하였다. 직선성은 NBAOZ는 0.2-20 μg/Kg, NBAMOZ는 0.8-20 μg/Kg, NBAHD는 0.2-20 μg/Kg, NBSEM 는 0.1-20 μg/Kg 범위에서 모두 상관계수 0.99이상이었다. 검출한계(LOD)는 NBAOZ 0.06 μg/Kg, NBAMOZ 0.24 μg/Kg, NBAHD 0.06 μg/Kg, NBSEM 0.03 μg/Kg이었고, 정량한계(LOQ)는 NBAOZ 0.2 μg/Kg, NBAMOZ 0.8 μg/Kg, NBAHD 0.2 μg/Kg, NBSEM 0.1 μg/Kg 이었다. 가수분해 및 유도체화 소요시간을 1시간으로 줄여 만든 신속 간편한 이 시험법이미꾸라지 중 nitrofuran metabolites잔류량 분석에 적합함을 확인할 수 있었다.
        4,000원
        6.
        2015.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In order to get stabilized pure retinol in skin care cosmetics, developing the three layered matrix bead capsules were studied. This study relates to make a cosmetic composition using the three layered matrix capsule that could increase the stability of the active ingredient. A primary encapsulation, vitamin A (pure retinol) of active ingredient was perfectly capsulated into water-in-oil (Water-in-Oil: W/O) emulsion vesicle using PEG-10 dimethicone copolyol emulsifier. A secondary encapsulation of multiple emulsion of the water-in-oil-in-water (W/O/W) emulsion blending W/O emulsion using sucrose distearate of surfactant was developed using homogenizing emulsifying system. Pure retinol of active ingredient was stably capsulized to inside the W/O/W-multiple emulsion in order to load the triple matrix capsulation. By coating it with a polymer matrix base, encapsulated in the triple layered type, which were developed bead encapsulation of 2~10mm uniformly size. To show beautifully appearance capsulated bead type, these finish particles in this triple matrix layer were developed as a gold, green, dark brown, silver and blue color were encapsulated in the bead types. Structural particle certification of triple matrix layer was observed through SEM analysis. Stability of pure retinol was remained stable more than 99.7% for 30 days at 42°C incubating conditions compared with non-capsule. This technology was applied in different formulations such as various sizes and colors that by applying the skin care cosmetics. In the future, this technology to encapsulate an unstable active ingredient, we expect to be expanded this application in the food and drug as a time delivery system.
        4,000원
        7.
        2014.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The objective of this study is to calculate flow characteristics and structural safety for triple offset eccentric butterfly valve. The triple offset butterfly valve used in this study was 600mm in size, and the opening angles were 30 degree, 60degree and 90 degree. Structural and flow analysis of triple offset eccentric butterfly valve are carried out by using commercial code ANSYS and CFX version 14. The flow coefficient, Kv, increases as the valve opening increases. The results from fluid structure coupled analysis, maximum equivalent stress was calculated 462.06MPa at opening angle 60 degree
        4,000원
        8.
        2011.06 구독 인증기관 무료, 개인회원 유료
        The development of informatization impacts all sectors, including agriculture. Agricultural informatization builds the knowledge linkage structures of agricultural innovation systems globally. This study investigated the global knowledge linkage structures in agricultural innovation pertinent to information technology (IT) for agricultural research and development (R&D) investments and activities. We explored the longitudinal trend of systemness within the networked research relationships in the triple helix (TH) of the university, industry and government (UIG). We collected data from publications in the Science Citation Index (SCI), the Social Sciences Citation Index (SSCI), and the Arts and Humanities Citation Index (A&HCI) to analyze the TH network dynamics. We also performed a scientometrics analysis to quantitatively identify the knowledge and insights of global agricultural innovation structures. These results could be informative for individual countries. Our findings reveal that the global knowledge linkage structures in the agricultural sector that are pertinent to IT fluctuate widely and fail to increase the capacity of agricultural innovation research due to a neglect of the network effects of the TH dynamics of UIG.
        4,800원
        9.
        2011.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The triple eccentric butterfly valve has metal sheet and this study about butterfly valve ceiling is an innovative approach. But it is affected by the static pressure as well as cross-current. The damage at the valve on the pipe resulted from the reflux is due to valve leakage. This study is investigated on the triple eccentric disk and it is applied with angle and the static pressure in all cases to develop cross-current triple eccentric butterfly valves. The disc with the diameter of 300A is valve against flow velocity. The entrance pressure by flow characteristics is performed with numerical analysis. As the result, valve torque production is reduced more than the conventional triple eccentric valve and entrance pressure is decreased on the increase of valve open angle. And flow coefficient can be known to be increased.
        4,000원
        10.
        2008.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is to discover the characteristics and the change of the framed structure with triple beam. 61 existing buildings with the triple beam structure were selected and analyzed extensively. The result of this study could be described in detail like below. The triple beam structure is used in the highly graded and symbolized building like the Buddhist sanctum and the Confucian sanctum. And the triple beam structure was chiefly used in $1600{\sim}1800's$. Generally, 1 Koju-type with Toikan(退間) is applied to the triple beam structure. Despite of the sameness of framed structure, there is a tendency that the rear Toikan(後退間) is used in the Buddhist sanctum and the front Toikan(前退間) is used in the Confucian sanctum. This different application of the Toikan(退間) resulted from the different spatial characteristics which reflect function and grade of the building. The application of Sangjungdori(上中道里, upper purlin) and two Danyeon(短椽, short rafter) is a necessary consequence, because Jungbo(중보, middle beam) is located between Daebo(대보, beam) and Jongbo(종보, small and high located beam) as an additional member of frame. And these are essential characteristics of the framed structure with triple beam. The triple beam structure is formed in a transitional period, as the result from eliminating the inner high-column from the 2 Koju and double beam structure. Though the Daebo is longer, the structure is more stable. But the rate of application of the triple beam structure is low, because it does not exceed the double beam structure in merits. Some of buildings with the triple beam structure has the asymmetrical characteristic in design, which is appeared in the latter period of Joseon Dynasty.
        5,500원
        12.
        2020.03 KCI 등재 SCOPUS 서비스 종료(열람 제한)
        The research aims to explore the links among corporate governance, corporate social responsibility, and earnings management, considering vital roles of each component in Vietnam. There were 500 questionnaires provided to the targeted enterprises, where there were 150 enterprises in Ho Chi Minh Stock Exchange, 150 enterprises in Hanoi Stock Exchange, and 200 enterprises in the unlisted public company market. Of the distributed questionnaires, only 289 replies offered needed information for analyses. The data derived from these firms was based on their annual or sustainability statements that were retrieved from the websites. This research used a sixyear rolling window to calculate earnings management. To compute that variable, lagged year information was included, so the data from 2011 to 2017 was needed to collect. The empirical results show that corporate governance mechanism is a significant moderation in the positive link between good corporate social responsibility and earnings management. Furthermore, corporate social responsibility and earnings management also play mediating roles in the associations among corporate governance, corporate social responsibility, and earnings management. This project recommends that corporate governance mechanism is an essential driver of the managerial behaviors in social responsibility and ethical accounting practices, which are in turn mediators in the joint research model.
        13.
        2013.12 KCI 등재 SCOPUS 서비스 종료(열람 제한)
        TRiplet Ionospheric Observatory-CubeSat for Ion, Neutron, Electron & MAgnetic fields (TRIO-CINEMA) is a CubeSat with 3.14 kg in weight and 3-U (10 × 10 × 30 cm) in size, jointly developed by Kyung Hee University and UC Berkeley to measure magnetic fields of near Earth space and detect plasma particles. When a satellite is launched into orbit, it encounters ultrahighvacuum and extreme temperature. To verify the operation and survivability of the satellite in such an extreme space environment, experimental tests are conducted on the ground using thermal vacuum chamber. This paper describes the temperature control device and monitoring system suitable for CubeSat test environment using the thermal vacuum chamber of the School of Space Research, Kyung Hee University. To build the chamber, we use a general purpose thermal analysis program and NX 6.0 TMG program. We carry out thermal vacuum tests on the two flight models developed by Kyung Hee University based on the thermal model of the TRIO-CINEMA satellite. It is expected from this experiment that proper operation of the satellite in the space environment will be achieved.
        14.
        2012.09 KCI 등재 서비스 종료(열람 제한)
        Purpose - Today’s world is rapidly changing due to swift changes in organization’s infrastructures and supply chain is becoming an important factor which affects the organization’s global competitiveness. Research design / data / methodology - Researchers indicated that environment uncertainty is considered an external driving force to establish a unique supply chain. Market competition, reducing the gap of performance and quality between the products are compelling the practitioners and researcher to change the paradigm of managing the business processes effectively and efficiently. Results - In old times, supply chain of any organization was measured on the basis of inventory turns, defect rats, lead times, stock buffering and service level. But, Lee H.L. in 2004, published an article in Harvard Business Review who proposed three A (Adaptable, Agile and Aligned) termed as “Triple-A” of successful supply chain. Conclusions - He claimed that organizations can compete through the creation of Triple-A supply chain. Hence, the basic aim of this review paper is to develop basic insights regarding what is Triple-A of supply chain, its importance and functioning in today’s competitive world.