压电声子板：通过全电实验提取频率能带结构
应用物理
2019-10-09 v2
摘要
我们提出一种基于全电测量的实验技术，以提取一维压电声子晶体板的频率响应，该板两表面周期性地构造有毫米尺度金属条。用于激发板中类 Lamb 导模的金属电极，同时通过外部加载电路控制其色散，为这些结构的频率响应提供非破坏性可调性。我们的结果与有限元数值预测非常吻合，揭示了有趣的对称性方面，用以分析此类晶体的频率能带结构。更重要的是，类 Lamb 导模与板上电感负载引起的电谐振带相互作用，其形式与对称性被深入讨论和分析，展现出前所未有的色散特性。
引用
@article{arxiv.1905.11161,
title = {Piezoelectric Phononic Plates: Retrieving the Frequency Band Structure via All-electric Experiments},
author = {F. H. Chikh-Bled and N. Kherraz and R. Sainidou and P. Rembert and B. Morvan},
journal= {arXiv preprint arXiv:1905.11161},
year = {2019}
}
备注
This is the version of the article before peer review or editing, as submitted by an author to Smart Materials and Structures. IOP Publishing Ltd is not responsible for any errors or omissions in this version of the manuscript or any version derived from it. The Version of Record is available online at https://doi.org/10.1088/1361-665X/ab4aac