화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2005년 봄 (04/22 ~ 04/23, 여수대학교)
권호 11권 1호, p.790
발표분야 국제 디스플레이 산학 심포지엄
제목 Organic insulators and molecular layers for organic thin film transistor
초록 In this study, cyanoethyl pullulan with dielectric constant around 15 was used and characteristics of organic thin film transistor with pentacene active layer were measured. The self assembled monolayer was studied to reduce the contact resistance between source and drain metals and semiconductor active layer. Recently, self-assembled monolayer (SAM) gate dielectric was used to reduce the size of the device and operating voltage. Performance of organic semiconductor depends significantly on the morphology and ordering of the molecules in the thin film. The SAM should lead to increased physical or chemical characteristics between the vapor deposited organic layers (pentacene) and the surface of the indium-tin oxide (ITO) and contact resistance at the pentacene/ITO interface can be reduced. The variation of the terminal group of the SAM and possible further optimization of the SAM-modified ITO is under investigation.
저자 이시우
소속 포항공과대
키워드 Organic insulators; Organic Thin Film Transistor; Pentacene
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