Engineered control of polarisation rotation in ferroelectric bilayers
Engineered control of polarisation rotation in ferroelectric bilayers
批准号:
DP170102550
负责人:
Prof Nagarajan Valanoor
金额:
$28.03万
依托单位国家:
澳大利亚
项目类别:
Discovery Projects
财政年份:
2017
资助国家:
澳大利亚
项目状态:
已结题
起止时间:
2017-01-01 至 2021-12-31
中文摘要
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英文摘要
This project aims to develop interface engineered nanoscale ferroelectric thin films with functional properties suitable for integration. Bulk ferroelectrics form the core of traditional stand-alone electromechanical devices such as sensors, actuators and ultrasonic devices. Future applications need to be integrated into thin film form on semiconductor wafers, but the attachment to the wafer induces a mechanical constraint, which dramatically suppresses the electromechanical response. This project aims to solve this problem by "polarisation rotation", achieved by layered stacking of thin film ferroelectrics. Engineered control of ferroelectric polarization rotation could be the pathway to modern electromechanical devices.
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