基于化异的两极聚合物场效应晶体管:高性能和更好的环境稳定性
Ting Lei1, Jin-Hu Dou, Zhi-Jun Ma
1Beijing National Laboratory for Molecular Sciences, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China.
Journal of the American Chemical Society
|December 1, 2012
概括
基于isoindigo的合聚合物的化首次使两极运输成为可能. 这种修改显著提高了电子的移动性,同时在场效应晶体管中保持了高孔移动性.
科学领域:
- 有机电子学有机电子学
- 材料科学是一种材料科学.
背景情况:
- 合聚合物对于有机电子设备至关重要.
- 基于异的聚合物已经显示出有前途,但往往缺乏双极运输.
研究的目的:
- 为了研究基于isoindigo的合聚合物中的双极运输.
- 探索化对聚合物电子性质的影响.
主要方法:
- 化异基合聚合物的合成.
- 场效应晶体管 (FET) 的制造和表征.
- 分析电荷载体的移动性 (电子和孔).
主要成果:
- 在基于isoindigo的合聚合物中对双极运输的首次观察.
- 化降低了LUMO水平,使电子流动性增加到0.43cm(2) V(-1) s(-1).
- 保持了1.85厘米的高孔流动性;化改变了聚合物包装.
结论:
- 化是一种有效的策略,可以在isoindigo聚合物中实现双极运输.
- 该研究提供了对有机半导体结构-性质关系的见解.
- 这些发现推动了高性能有机电子设备的发展.
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