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〈학술논문〉 또는 〈응용논문〉 : 나노임프린트공정을 이용한 나노스케일 복합 패턴 형성 및 태양전지 응용
이기중(Ki-Jung Lee),최대근(Dae-Geun Choi),정준호(Jun-Ho Jeong),김기돈(Ki-Don Kim),최준혁(Jun-Hyuk Choi),이지혜(Jihye Lee),이순원(Soon-Won Lee),박성제(Seong-Je Park),김사라(Sarah Kim),이응숙(Eungsug Lee) 대한기계학회 2010 대한기계학회 춘추학술대회 Vol.2010 No.11
본 연구에서는 임프린트 공정에 의해서 제작된 몰드를 이용하여 마이크로-나노의 다양한 패턴 제작 방법과 이를 이용한 마이크로-나노 스케일 복합 패턴 제작기술에 관한 연구 결과 및 태양전지 소자 응용 결과를 소개하고자 한다. 첫 번째로, 마이크로 패턴위에 나노패턴을 제작하여 접촉각 변화를 측정하여 마이크로 구조물위 나노 패턴이 주는 기판 표면 특성변화를 관찰하였다. 두번째로, 기판위 나노 패턴의 선택적 전이를 위한 변수에 대한 분석 실험, 세번째로 패턴 전사 공정의 태양전지 및 전자소자 응용 가능성 실험을 계획 중이다. In this work, we report a fabrication method of complex pattern of micro-nano scale by using nano imprint lithography(NIL) and the solar device application. Micro-patterns were firstly fabricated and then nano patterns were formatted on the micro-patterns. The change of surface property was investigated. Secondly, the variables for selective pattern transfer were studied. Finally, solar cell and electronic device application is planning for future experiment.
제태진(TaeJin Je),최두선(Dosun Choi),이응숙(Eungsug Lee),이선우(Sunwoo Lee),홍성민(Sungmin Hong) 한국자동차공학회 2002 한국자동차공학회 춘 추계 학술대회 논문집 Vol.2002 No.5_3
Recently, ultraprecision machining process and MEMS technology have been taken more and more important position in machining of micro parts such as PDP and IT components, as the application field of micro parts increases. The micro machining center is very effective equipment for the fabrication of micro parts, because of its benefits such as lower power consumption, high precision and lower machining cost. Therefore, we study the possibility of application to the micro machining of barrier ribs used in PDP and also analyse the machining characteristics. And there was reported in this paper the application technology about micro parts.
미세접촉인쇄기법을 이용한 다기능성 자기조립막 제작과 전자ㆍ생물소자로의 응용
최대근(Dae-Geun Choi),유형균(Seung-Man Yang),양승만(Hyung Kyun Yu),조정대(Jeongdai Jo),이응숙(Eungsug Lee) 대한기계학회 2003 대한기계학회 춘추학술대회 Vol.2003 No.4
In this work, we fabricated various 2D metallic and polymeric nanopatterns with the feature resolution of<br/> sub-micrometer scale by using the method of microcontact printing ( CP) based on soft lithography. Silicon<br/> masters for the micromolding were made by e-beam lithography. Composite poly(dimethylsiloxane) (PDMS)<br/> molds were composed of a thin, hard layer supported by soft PDMS layer. Finally, monodisperse metal or<br/> polymer particles could be obtained in the prepared pattern for the application of electronic devices.
Patterning of Functional Nanoparticles Using Solution-based Selective Surface Treatment Process
박창구(Chang-Goo Park),정준호(Jun-Ho Jeong),최준혁(Jun-Hyuk Choi),이지혜(Jihye Lee),정주연(Joo-Yun Jung),전소희(Sohee Jeon),이응숙(Eungsug Lee),최대근(Dae-Geun Choi) Korean Society for Precision Engineering 2019 한국정밀공학회지 Vol.36 No.11