A low frequency ultrasonic (Lamb like) wavemethod is used for characterizing the shear, longitudinalwave velocities, the thickness, and the density of ultra thin two layered bonding composite.
A low frequency multi mode ultrasonic Lamb wavemethod suitable for characterizing shear and longitudinalwave velocities, thickness and density of ultra thin elastic layers is presented.
提出了用低频多模式超声兰姆波定征方法来估计超薄弹性层的纵波声速、横波声速、厚度和密度等参数。
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A low frequency ultrasonic Lamb like wavemethod suitable for characterizing the thickness, density, shear and longitudinalwave velocities of the ultra thin bonding composite is presented.