화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2019년 가을 (10/23 ~ 10/25, 대전컨벤션센터)
권호 25권 2호, p.1249
발표분야 고분자 (Polymer)
제목 Reconstructing Device Architecture of Organic Photodiode Using Etalon-Electrode for Color Filter Free Image Sensor Applications
초록 Here we realized the color-filter-free, wavelength-selective, thin-film (<800 nm) organic photodiodes (OPDs) and their image sensor arrays by introducing a novel electrode structure, “etalon-electrode”. Etalon-electrodes play dual roles of electrode and wavelength-selective filter. In other words, we have developed novel red-, green- and blue-selective organic image sensor pixels consisting of a new diode architecture that combines a dual functional etalon-electrode and a thin-film panchromatic photoactive layer to realize color filter-free, full color-detection with high detectivity. Furthermore, thanks to facile patterning of R/G/B pixels by utilizing new “etalon-electrode” strategy, we could demonstrate a color image capturing ability of organic image sensor without color filters. We believe that this strategy can be one of the solutions for realization of ITO- and color filter-free, thin film and color selective organic image sensors.
저자 윤성원1, 하재언2, 심규민2, Syed Zahid Hassan2, 정대성2
소속 1대구경북과학기술원(DGIST), 2대구경북과학기술원
키워드 고분자
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