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전자현미경 시료 제작에 있어 Ultrasonic bath의 유용성에 관한 연구
임병수,최정목,강대영,Lim, Byung-Soo,Choi, Jeung-Mok,Kang, Dae-Young 한국현미경학회 1998 Applied microscopy Vol.28 No.3
The present study was carried out to investigate the effect of ultrasonic bath in tissue preparation for transmission electron microscopy. The method used standard reagents and media, and employed ultrasonic bath agitation to accelerate fluid exchange. The liver kidney, stomach and cardiac muscle tissues of male Sprague-Dawley rats were used for the experiment, and the experimental design was divided into 4 groups; The control group using rotators (Traditional method, 1,625 mins) and the three experimental groups using ultrasonic bath (UB) in the primary fixation through the infiltration processes (UB I; 62.5 mins, UB II; 125 mins, UB III; 250 mins). The results were as follows; 1. In the control group, tissues were easily sectioned, and showed well preserved intact membranes, and cell organelles such as mitochondria, lysosome, peroxisome, rough endoplasmic reticulum and smooth endoplasmic reticulum. 2. In the UB treated group I, tissues showed holes due to the inadequate removal of both water and fluids used in the dehydration process. Also the mitochondria of cell organelles, especially, showed swollen intracristal spaces and dense matrices due to poor fixation. 3. In the UB treated group II, tissues showed good preservation of cell organelles and specimen slice sections. Also, no holes were observed. 4. In the UB treated group III, tissues showed leaching of structural components in the cytoplasm, but no holes were observed. In conclusion, the ultrasonic bath procedure takes approximately 120 minutes from specimen fixation to resin infiltration and gives excellent results.
Kaolin을 이용한 Mullite 합성에 미치는 광화제 첨가 효과
임병수,강경인,소유영,박성,이병하,Lim, Byung-Soo,Kang, Kyong-In,So, You-Young,Park, Sung,Lee, Byung-Ha 한국세라믹학회 1999 한국세라믹학회지 Vol.36 No.1
본 연구에서는 fine ceramics의 합성법을 traditional ceramics 합성에 적용하여 합성한 내화재료용 mullite에 광화제를 첨가함으로서 광화제가 mullite 생성에 미치는 영향을 관찰하고자 한다. 출발물질로 하동 kaolin과 boehmite를 사용하였으며, 여기에 광화제로 MnO와 TiO2를 액상으로 첨가하였다. 그 결과 3.5 wt% MnO를 첨가한 경우, 1,25$0^{\circ}C$에서 미반응 silica와 alumina가 존재하지 않는 단일상의 mullite를 합성할 수 있었으며, TiO2 첨가시 2~3.5wt% MnO의 경우 mullite 생성 온도를 약 10$0^{\circ}C$ 낮출 수 있었다. 이때의 mullite 생성율은 1$650^{\circ}C$에서 84%이며, 부피 비중과 흡수율 및 상온에서 꺾임강도는 각각 2.72, 0.27%, 180MPa을 나타내어 광화제를 첨가하지 않은 경우보다 특성도 향상함을 알 수 있었다. In this study, the formation of mullite phase with mineralizer have been investiagated Hadong Kaolin and boehmite were used as starting materials and also of TiCl4 and MnCl4 aquous solution were used as a mineralizer. In the addition of 3.5% MnO as a mineralizer, mullite single phase could be obtained at 125$0^{\circ}C$ without any other second phases. However in the addition of TiO2 as a mineralizer, mullite single phase is obtained at above 135$0^{\circ}C$. Therefore the formation of mullite is lowered in the case of MnO as a mineralizer than of TiO2. Because it is easy to obtain mullite single phase in the case of MnO addition, all the characteristics improved. The values of bulk density, water absorption and bending strength at room temperature were 2.72g/㎤, 0.27% and 180 MPa, respectively.
전통 박쥐문양을 활용한 남성 패션상품 디자인 개발 -테셀레이션 배치법 및 클림트 작품의 색채 활용을 중심으로-
임병수 ( Byung Soo Lim ),조진숙 ( Jean Suk Cho ) 한국패션비즈니스학회 2013 패션 비즈니스 Vol.17 No.2
The purpose of this study is to link traditional patterns to man`s fashion goods design. Of all the traditional patterns, the bat pattern was chosen for use during the development of a man`s fashion goods design as like as neck-tie, pocketchief and scarf. This study is based upon document searches, including research papers. Thought these searches, it investigates the form of traditional bat patterns, tessellation which can be found easily in the Islamic culture as well as in tile and carpet patterns and a modern painting by Gustav Klimt(1862-1918). Based on this investigation, the study attempt to modernize the bat pattern and apply the neck-tie, pocketchief and scarf. The design procedure includes three sub-processes: selection, arrangement and color-scheme. In conclusion, six designs of man`s fashion goods were created by using one of Korea`s traditional patterns-the bat pattern. Therefore, this study offer invaluable suggestions for multifaced research on how to come up with design concepts which apply Korea`s traditional patterns to Man`s fashion goods design.
시맨틱 웹 환경에서 개인화된 프로필을 바탕으로 한 추천 에이전트
임병수 ( Byung-soo Lim ),이일병 ( Yill-byung Lee ) 한국정보처리학회 2005 한국정보처리학회 학술대회논문집 Vol.12 No.2
웹 서비스는 XML 기반의 웹을 기반으로 한 대중화된 서비스를 제공하는 기술이며 시맨틱 웹은 온톨로지를 기반으로 하는 웹에 지능을 부여하는 기술을 의미한다. 시맨틱 웹 서비스는 이런 시맨틱 웹과 웹 서비스를 결합한 것으로 본 논문에서는 위와 같은 시맨틱 웹 서비스 워크플로우 생성도구를 제작한다. 또한 전문가 시스템에서 자주 다루었던 신경망 추론 전문가 시스템을 룰렛 휠 선택법과 결합한 모델로 한 추천 에이전트를 제작하여 사용자에게 특화된 서비스를 제공하는 에이전트를 제작한다. 위 에이전트는 패턴 분류에 주로 사용하는 SOM 모델을 사용하여 사용자 프로필에 특화된 서비스의 클러스터링을 제공하고자 한다. 또한 사용자에게 신뢰성 있는 서비스 제공을 위해 룰렛 휠 선택 방법을 이용한 워크플로우 제작을 제공한다.
천병식(Chun Byung-Sik),임병수(Lim Byoung-Soo),김명진(Kim Myung-Jin) 한국철도학회 2000 한국철도학회 학술발표대회논문집 Vol.- No.-
In this study, the evaluation for utilization of waste landfill was performed by field test to use waste landfill as construction site(Nangido in Seoul). The site where dynamic compaction test was carried out was divided by 4 yards. Yard 1, 2 were not eliminated widening of cover soil and Yard 3, 4 were eliminated it. Dynamic Compaction Pilot Test was carried out by the 15ton heavy tamper with drop height of 20m in Yard 1, 3 and with drop height of 15m in Yard 2, 4. We evaluated the compaction ability, optimum compaction number and noiseㆍvibration through field test, monitoring. To make lise of waste landfill as a construction site, The dynamic compaction method is suitable for using in waste landfill as a construction site among the ground improvement methods.