Samsung paper "Narrow-band Organic Photodiodes for High-resolution Imaging" by Moon Gyu Han, Kyung-Bae Park, Xavier Bulliard, Gae Hwang Lee, Sungyoung Yun, Dong-Seok Leem, Chul-Joon Heo, Tadao Yagi, Rie Sakurai, Takkyun Ro, Seon-Jeong Lim, Sangchul Sul, Kyoungwon Na, Jungchak Ahn, Yong Wan Jin, and Sangyoon Lee has been accepted for publication in ACS Applied Materials & Interfaces Journal.
From the abstract:
"There are growing opportunities and demands for image sensors that produce higher-resolution images, even in low-light conditions. Increasing the light input areas through 3D architecture within the same pixel size can be an effective solution to address this issue. Organic photodiodes (OPDs) that possess wavelength selectivity can allow for the advancements in this regard. Here, we report on novel push-pull D-π-A dyes specially designed for Gaussian-shaped, narrow-band absorption and the high photoelectric conversion. These p-type organic dyes work both as a color filter and a source of photocurrents with linear and fast light responses, high sensitivity, and excellent stability, when combined with C60 to form bulk heterojunctions (BHJs). The effectiveness of the OPD composed of the active color filter was demonstrated by obtaining a full-color image using a camera that contained an organic/Si hybrid complementary metal-oxide-semiconductor (CMOS) color image sensor."
Update: The last sentence in the abstract has been removed at the author's request.
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