Title |
Large-area low-noise flexible organic photodiodes for detecting faint visible light
|
---|---|
Published in |
Science, November 2020
|
DOI | 10.1126/science.aba2624 |
Pubmed ID | |
Authors |
Canek Fuentes-Hernandez, Wen-Fang Chou, Talha M Khan, Larissa Diniz, Julia Lukens, Felipe A Larrain, Victor A Rodriguez-Toro, Bernard Kippelen |
Abstract |
Silicon photodiodes are the foundation of light-detection technology; yet their rigid structure and limited area scaling at low cost hamper their use in several emerging applications. A detailed methodology for the characterization of organic photodiodes based on polymeric bulk heterojunctions reveals the influence that charge-collecting electrodes have on the electronic noise at low frequency. The performance of optimized organic photodiodes is found to rival that of low-noise silicon photodiodes in all metrics within the visible spectral range, except response time, which is still video-rate compatible. Solution-processed organic photodiodes offer several design opportunities exemplified in a biometric monitoring application that uses ring-shaped, large-area, flexible, organic photodiodes with silicon-level performance. |
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Japan | 1 | 17% |
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Unknown | 2 | 33% |
Demographic breakdown
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Scientists | 2 | 33% |
Science communicators (journalists, bloggers, editors) | 1 | 17% |
Mendeley readers
Geographical breakdown
Country | Count | As % |
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Unknown | 152 | 100% |
Demographic breakdown
Readers by professional status | Count | As % |
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Researcher | 13 | 9% |
Student > Bachelor | 12 | 8% |
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Other | 13 | 9% |
Unknown | 70 | 46% |
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Materials Science | 14 | 9% |
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Other | 10 | 7% |
Unknown | 75 | 49% |