Hydroacoustical emitter based on zero-order antisymmetric Lamb wave in a piezoelecrtric plate

• Published in: Journal of applied physics Vol. 112; no. 12
• Main Authors: Kuznetsova, Iren E., Zaitsev, Boris D., Borodina, Irina A., Teplykh, Andrey A., Kolesov, Vladimir V., Sknarya, Anatolii V., Petrova, Nadezhda G., Nosov, Aleksander V.
• Format: Journal Article
• Language: English
• Published: 15.12.2012
• Subjects: Acoustics; Beams (radiation); Emittance; Lamb waves; Liquids; Piezoelectricity; Scanning; Wave propagation

A piezoelectric plate supporting the propagation of antisymmetric zero-order (A0) Lamb wave is proposed to be used as a hydroacoustical waveguide emitter that transmits a bulk acoustic wave into a liquid. The emitter's directional pattern has been theoretically and experimentally examined for a...