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Tunable sound transmission at an impedance-mismatched fluidic interface assisted by a composite waveguide

We report a composite waveguide fabricated by attaching a coupling aperture to a waveguide. The acoustic impedance of the composite waveguide can be regulated by merely controlling its coupling vibrations, depending on its structure size. By changing the size to adjust the acoustic impedance of the...

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Detalles Bibliográficos
Autores principales: Zhang, Hui, Wei, Zhi, Fan, Li, Qu, Jianmin, Zhang, Shu-yi
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5048161/
https://www.ncbi.nlm.nih.gov/pubmed/27698379
http://dx.doi.org/10.1038/srep34688