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玄德潤と川寧玄氏倭學譯官の後裔たち -近世日朝交流を支えた朝鮮側一家系の系譜-
信原修 부경역사연구소 2002 지역과 역사 Vol.- No.11
The present paper examines how Hyeon Deog-yun and his family contributed in the Pre-modern age to the betterment of international relations between Japan and Korea following the Japanese invasions of Korea toward the end of the 16th century. They were all from Ch’eon-nyeong, Gyeonggi-do Province in Korea, and their social status in the Choseon Dynasty was between noblemen and commoners. However, their devotion and contributions to their own country as official interpreters with neighboring countries were far beyond those of other families of Chung-in class. It is especially to be noted that the success of Hyeong Deog-yun in the state-run examination of foreign languages, together with his ensuing activities in Japan-Korea relations as an official Japanese-language interpreter, inspired an increasing number of followers among his family and their descendants. The present paper attempts to examine and clarify the Hyeon family’s contributions as interpreters to the improvement and promotion of relations between these two countries.
새로운 바이오 복합 인공지지체의 생체 적합성 및 골형성 성능 평가
신원수(Yuan-Zhu XIn),이준희(Jun-Hee Lee),김영율(Young-Yul Kim),권미령(Mei-Ling Quan),김기정(Ki-Jung Kim),최영현(Young-Hyun Choi),양석조(Seok-Jo Yang) 대한기계학회 2014 대한기계학회 춘추학술대회 Vol.2014 No.11
The scaffolds play an important role in tissue engineering which is a research field for artificial substitutes, since they act as substrates for cell adhesion, proliferation and regeneration of new tissue. In this study, a biodegradable Mg-PCL complex scaffold was developed for bone tissue engineering applications. They were made by mixing polycaprolactone (PCL) as base matrix and some magnesium-ion compound particles, and solid Freeform (SFF) method was used for their fabrication. As a result, the developed scaffold had the following characteristics. Firstly, by contact angle measurement, we knew that their hydrophilicity was enhanced due to adding magnesium-ion compound. Secondly, the compressive mechanical test showed that their elastic modulus was higher than pure PCL scaffolds. Thirdly, the in-vitro cell culture study showed that cells in new scaffolds proliferated faster than in the case of the PCL scaffolds. Consequently, it is found that the Mg-PCL complex scaffold is more effective and suitable substrates for cell culture