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- W3127942721 abstract "This review provides an update on advances in the area of electrical mode sensors using organic small molecule n-type semiconductors based on perylene. Among small organic molecules, perylene diimides (PDIs) are an important class of materials due to their outstanding thermal, chemical, electronic, and optical properties, all of which make them promising candidates for a wide range of organic electronic devices including sensors, organic solar cells, organic field-effect transistors, and organic light-emitting diodes. This is mainly due to their electron-withdrawing nature and significant charge transfer properties. Perylene-based sensors of this type show high sensing performance towards various analytes, particularly reducing gases like ammonia and hydrazine, but there are several issues that need to be addressed including the selectivity towards a specific gas, the effect of relative humidity, and operating temperature. In this review, we focus on the strategies and design principles applied to the gas-sensing performance of PDI-based devices, including resistive sensors, amperometric sensors, and operating at room temperature. The device properties and sensing mechanisms for different analytes, focusing on hydrazine and ammonia, are studied in detail, and some future research perspectives are discussed for this promising field. We hope the discussed results and examples inspire new forms of molecular engineering and begin to open opportunities for other rylene diimide classes to be applied as active materials." @default.
- W3127942721 created "2021-02-15" @default.
- W3127942721 creator A5042258852 @default.
- W3127942721 creator A5045393643 @default.
- W3127942721 creator A5073924831 @default.
- W3127942721 creator A5085432829 @default.
- W3127942721 date "2021-02-01" @default.
- W3127942721 modified "2023-09-24" @default.
- W3127942721 title "Recent Advances in Perylene Diimide-Based Active Materials in Electrical Mode Gas Sensing" @default.
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