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Electron-Accepting pi-Conjugated Molecules with Fluorine-Containing Dicyanovinylidene as Terminal Groups: Synthesis, Properties, and Semiconducting Characteristics

机译:以含氟双氰基亚乙烯基为末端基团的电子接受π共轭分子:合成,性质和半导体特性

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摘要

A series of electron-accepting pi-conjugated molecules having fluorine-containing dicyanovinylidene as terminal groups has been synthesized for the application to electron-transporting semiconductors. This terminal group can be easily incorporated into pi-conjugated frameworks. Electrochemical measurements indicated that these compounds showed low-lying lowest unoccupied molecular orbital energy levels, which could be fine-tuned by the combination of central unit. The thin films fabricated by solution process showed typical electron-transporting characteristics in field-effect transistors.
机译:已经合成了一系列具有含氟二氰基亚乙烯基作为端基的电子接受性π-共轭分子,以用于电子传输半导体。该末端基团可以容易地掺入π-缀合的框架中。电化学测量表明,这些化合物显示出最低的最低未占据分子轨道能级,可以通过中央单元的组合进行微调。通过溶液工艺制备的薄膜在场效应晶体管中显示出典型的电子传输特性。

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