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基于dithioperylene的解决方案处理的高性能纳米丝带晶体管.

Wei Jiang¹, Yan Zhou, Hua Geng

¹Beijing National Laboratory for Molecular Sciences, Key Laboratory of Organic Solids, Institute of Chemistry, Chinese Academy of Sciences (CAS), Beijing 100190, China.

Journal of the American Chemical Society

|December 15, 2010

概括

使用dithioperylene制造了高性能单晶纳米带晶体管. 硫原子诱导有序的包装,实现电子应用的高电荷载体移动性.

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科学领域:

材料科学材料科学材料科学
有机电子有机电子
纳米技术纳米技术

背景情况:

有机场效应晶体管 (OFET) 对于灵活的电子产品至关重要.
在有机半导体中实现高电荷载体的移动性仍然是一个挑战.
分子设计是控制固态包装和电子性能的关键.

研究的目的:

开发使用新型有机半导体处理溶液的高性能晶体管.
调查硫的纳入对分子包装和充电运输的影响.
探索基于dithioperylene的纳米丝带在电子应用中的潜力.

主要方法:

合成dithioperylene分子的方法.
通过溶液加工制造1D单晶纳米带晶体管.
使用X射线衍射的分子包装的表征 (如果适用,否则省略).
晶体管性能的电气表征,包括电荷载体移动性的测量.

主要成果:

成功制造了由dithioperylene处理的1D单晶纳米丝带晶体管.
证明将两个硫原子纳入烯骨架可以促进压缩,高度有序的包装模式.
观察到的S·S相互作用指导分子组合.
在单个dithioperylene纳米带中实现高电荷载体移动度高达2.13厘米.

结论:

滴烯是一种有前途的有机半导体,用于高性能电子设备.
分子设计策略有效地控制了固态包装,以增强电荷传输.
溶液处理的二二烯纳米带晶体管为先进的电子应用提供了潜力.