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[期刊论文] 作者:ZHANG Bi-Xing,WU Hao,WANG Cheng-Hao, 来源:中国物理快报(英文版) 年份:2004
Acoustic self-adaptive focusing in a solid-plate waveguide is theoretically and experimentally studied. The multipath effect exists in the solid plate. A pulse...
[期刊论文] 作者:ZHANG Bi-Xing,WANG Cheng-Hao,LAI Pu-Xiang, 来源:中国物理快报(英文版) 年份:2006
The focused acoustic field generated by an annular array transducer and its reflection field on a solid-liquid interface are investigated theoretically and expe...
[期刊论文] 作者:QIAO Dong-Hai,WANG Cheng-Hao,WANG Zuo-Qing, 来源:中国物理快报(英文版) 年份:2006
We investigate the focusing phenomena of a surface acoustic wave (SAW) field generated by a circular-arc interdigital transducer (IDT) on a piezoelectric crysta...
[期刊论文] 作者:ZHANG Bi-Xing,WANG Cheng-Hao,Anders Bostr(o)m, 来源:中国物理快报(英文版) 年份:2005
A piezoelectric strip with finite width and thickness is placed on top of an isotropic elastic half-space. Acoustical field can be excited when a voltage is acr...
[期刊论文] 作者:LI Jun-Hong,WANG Cheng-Hao,XU Lian,XIE Shu, 来源:中国物理快报(英文版) 年份:2008
We achieve a successful novel lift-off of patteing Pt/Ti electrodes on SiO2/Si substrates by employing ZnO sacrificial layer deposition and patteing,successive...
[期刊论文] 作者:Hong-Juan Yang,Jian Li,Xiang Gao,Jun Ma,Jun-Hong Li,Wen Wang,Cheng-Hao Wang, 来源:中国物理快报(英文版) 年份:2019
A target in layered medium can be located by the ridge-like distribution time reversal and reverse time migration (TR-RTM) mixed method.However,this method cann...
[期刊论文] 作者:ZHANG Bi-Xing(张碧星),LU Lai-Yu(鲁来玉),WANG Cheng-Hao(汪承灏), 来源:中国物理快报(英文版) 年份:2004
Inversion of Rayleigh waves is studied for the first time by using the genetic algorithm based on the intensities of the fundamental and/or higher modes. The re...
[期刊论文] 作者:LU Ming-Hui(陆铭慧),ZHANG Bi-Xing(张碧星),WANG Cheng-Hao(汪承灏), 来源:中国物理快报(英文版) 年份:2004
The self-adaptive focusing of the time reversal in anisotropic media is studied theoretically and experimentally. It is conducted for the compressional wave fie...
[期刊论文] 作者:Jian Li,Hong-Juan Yang,Jun Ma,Xiang Gao,Jun-Hong Li,Jian-Zheng Cheng,Wen Wang,Cheng-Hao Wang, 来源:中国物理快报(英文版) 年份:2020
Without prior knowledge of medium parameters,a method is proposed to detect and locate a target in layered media.Experiments were carried out for liquid/liquid...
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