聚合物压电智能材料研究新进展

聚合物压电材料已经有近 4 0的历史 ,近年来由于被用于智能材料而引起更多研究工作者的关注。本文介绍了聚合物产生压电性能的机制、分类 ,判断、评价聚合物压电性能的基本参数和指标 ,分析了不同形态聚合物压电材料的结构要求及微观机理 ,介绍了材料取向、极化机制与方法。讨论了其主要表征和基本模拟方法 ,并对压电聚合物材料的优良性能、应用与发展前景作出了简要说明

Advances of Smart Piezoelectric Polymers

The purpose of this review is to detail the current theoretical understanding of the origin of piezoelectric and ferroelectric phenomena in polymers;to present the state-of-the-art in piezoelectric polymers and emerging material systems that exhibit promising properties;and to discuss key characterization methods,fundamental modeling approaches,and applications of piezoelectric polymers.Piezoelectric polymers have been known to exist for more than forty years, but in recent years they have gained notoriety as a valuable class of smart materials.