钙钛矿型铁电薄膜结构及性能的应变调控
Journal of Shanghai Normal University(Natural Sciences)（2015）
Abstract
铁电薄膜具有铁电、压电、热释电、光伏效应等多种特性,在换能器、驱动器、传感器、能量收集器、太阳能电池等功能器件中具有广阔的应用前景.铁电薄膜沉积在衬底上,其性能与衬底的约束引起的应变密切相关.如何利用衬底调控铁电薄膜的应变,进而调控其极化状态,是显著提高其性能的关键.综述了近年来利用应变工程调控铁电薄膜性能的研究进展及需要解决的问题.
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Key words
Ferroelectric thin films,strain engineering,polarized state
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