화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2019년 가을 (10/23 ~ 10/25, 대전컨벤션센터)
권호 25권 2호, p.1200
발표분야 고분자 (Polymer)
제목 Development of Ambipolar Organic Field-Effect Transistors Based on Chalcogenophene Copolymers
초록 Donor-acceptor (D-A) conjugated polymers based on diketopyrrolopyrrole (DPP) have been utilized as backbones for high-performance organic field-effect transistors (OFETs). Herein, we report the effects of heterocyclic variation in the furan-flanked DPP copolymers with siloxane-terminated groups. Based on the three series of chalcogenophene copolymers (PFDPPF-Si with O atom, PFDPPT-Si with S atom, and PFDPPS-Si with Se atom), the optical/electrochemical properties, microstructural analyses, and charge transport characteristics would be discussed as a function of the different chalcogenophenes. The systematic characterization of heteroaromatics enables the design of conjugated copolymers, which provides a clear understanding of their structure–property behaviors on OFET characteristics.
저자 이해랑1, 이상면2, 이도영1, Gitish K. Dutta3, 이정훈4, 양창덕5, 오준학2
소속 1서울대, 2울산과학기술원, 3울산과학기술원 / National Institutes of Technology, 4Meghalaya, 5울산과학기술원 / 동서대
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