화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2009년 봄 (04/23 ~ 04/24, 광주 김대중컨벤션센터)
권호 15권 1호, p.974
발표분야 재료
제목 Synthesis of In-Ga-Zn-Oxide(IGZO) Field-Effect Transistors using the Solution-based Process
초록 A newly developed precursor solution was used to deposit a highly transparent (~90 % in the visible region) indium gallium zinc oxide (IGZO) thin film via the spin coating process. The precursor solution was prepared from the chlorine-based materials. It is known that IGZO thin film has excellent electrical property (high mobility), stable chemical and physical properties, and good optical property (high transparent). However, the de-wetting phenomena on the formed thin film surface will be occurred during the film deposition process because IGZO easily reacts with water rapidly. In order to avoid the de-wetting phenomena, acetonitrile and ethylene glycol were used as solvents to dissolve the precursors for the thin film in this study. IGZO thin films were synthesized in various volumetric ratios and they were characterized with the aids of UV-vis spectrophotometer, X-ray diffraction, Scanning electron microscope, Atomic Force Microscope for the optimum process condition.
저자 박미선1, 류시옥1, 이두형1, 강진규2, 김대환2, Chih Hung Chang3
소속 1영남대, 2대구경북과학기술(연), 3Oregon State Univ.
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