Title :
The influence of liquid layers on the propagation of Lamb waves
Author :
Wu, Junru ; Zhu, Zhemin
Author_Institution :
Dept. of Phys., Vermont Univ., Burlington, VT, USA
Abstract :
The presence of liquid layers on a thin plate changes Lamb-wave velocity due to inertial and viscous effects. The corresponding dispersion relations of Lamb waves are derived. Solutions of the first-order approximation of the dispersion equations are presented
Keywords :
liquid films; surface acoustic waves; Lamb-wave velocity; dispersion equations; liquid layers; viscous effects; Acoustic propagation; Acoustic sensors; Chemical and biological sensors; Density measurement; Dispersion; Equations; Impedance; Physics; Solids; Viscosity;
Conference_Titel :
Ultrasonics Symposium, 1991. Proceedings., IEEE 1991
Conference_Location :
Orlando, FL
DOI :
10.1109/ULTSYM.1991.234191
