全文总字数:1662字
1. 毕业设计(论文)主要内容:
1.研究超表面机构工作原理;
2.完成超表面结构的理论设计;
3.完成用于水下声波偏折的超表面设计,用有限元进行模拟,并与理论值对比;
2. 毕业设计(论文)主要任务及要求
1.查阅不少于15篇的相关资料,其中英文文献不少于12篇,完成开题报告;
2.设计超表面结构的单元,实现其对声波相位的调控;
3.设计超表面结构,完成其对水下声波的不同焦距的聚焦的调控;
3. 毕业设计(论文)完成任务的计划与安排
1.文献调研 2周;
2.外文翻译 1周;
3.开题报告 1周;
4. 主要参考文献
[1] ZhongC etal 2019 Tunable metasurface for acoustic wave redirection, focusing and sourceillusion J. Phys. D: Appl. Phys. [2] ZhuY etal 2017 Ultrathin acoustic metasurface-based Schroeder diffuser Phys. Rev. X7021034 [3] GhaffarivardavaghR etal 2018 Horn-like space-coiling metamaterials toward simultaneousphase and amplitude modulation Nat. Commun. 91349 [4] SongA etal 2017 Broadband asymmetric acoustic transmission through an acoustic prism Phys. Lett.A 3812283–6 [5] DingC etal 2015 The anomalous manipulation of acoustic waves based on planar metasurfacewith split hollow sphere J. Phys. D: Appl. Phys. 48045303 [6] LiuX etal 2017 Experimental realization for abnormal reflection caused by an acousticmetasurface with subwavelength apertures J. Phys. D:Appl. Phys. 50125303 [7] KanW etal 2015 Broadband acoustic cloaking within an arbitrary hard cavity Phys. Rev.Appl. 3064019 [8] WeiweiK etal 2017 A broadband low-reflection bending waveguide for airborne sound Appl.Phys. Lett. 110253502 [9] LiY etal 2012 Acoustic focusing by coiling up space Appl. Phys. Lett. 101233508 [10] XieY etal 2014 Wavefront modulation and subwavelength diffractive acoustics with anacoustic metasurface Nat. Commun. 55553
|
以上是毕业论文任务书,课题毕业论文、开题报告、外文翻译、程序设计、图纸设计等资料可联系客服协助查找。