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声子玻璃物理建模的探索研究
姜恒; 陈猛; 王育人; 郭艳宏; 冯亚菲
Source Publication第十四届船舶水下噪声学术讨论会论文集
2013
Pages559-564
Conference Name第十四届船舶水下噪声学术讨论会
Conference Date2013-08-22
Conference Place中国重庆
Abstract声子玻璃(Phononic glass)是一种新型的水下吸声材料,具有复杂的内部结构。如果要探明其吸声机制与影响因素就要建立数值分析模型,模拟不同影响条件与结构下该材料的声吸收特性。由于声子玻璃结构的特殊性,需要建立有针对性地物理模型进行数值分析,本文将在一维物理模型的基础上建立声子玻璃的二维物理模型,并通过模拟泡沫铜基声子玻璃,探索二维模型中横向单元与其他角度振动模式对带隙的影响。
Keyword声子玻璃 水下吸声 物理建模 局域共振单元 互穿网络
DepartmentNML空间材料物理力学
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/48398
Collection国家微重力实验室
Recommended Citation
GB/T 7714
姜恒,陈猛,王育人,等. 声子玻璃物理建模的探索研究[C]第十四届船舶水下噪声学术讨论会论文集,2013:559-564.
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