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Related Experiment Video

Updated: Jun 28, 2026

Fabrication and Characterization of Thickness Mode Piezoelectric Devices for Atomization and Acoustofluidics
10:39

Fabrication and Characterization of Thickness Mode Piezoelectric Devices for Atomization and Acoustofluidics

Published on: August 5, 2020

A thickness mode acoustic wave sensor for measuring interface stiffness between two elastic materials.

Jiankang Chen, Wencai Wang, Ji Wang

    IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control
    |November 7, 2008
    PubMed
    Summary
    This summary is machine-generated.

    This study explores how interface elasticity affects resonant frequencies in a piezoelectric resonator. Findings suggest a novel acoustic wave sensor for measuring interfacial elastic properties.

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    Area of Science:

    • Materials Science
    • Acoustics
    • Physics

    Background:

    • Piezoelectric resonators are crucial for sensing applications.
    • Understanding interfacial properties is key to device performance.
    • Elastic interfaces can significantly alter mechanical vibrations.

    Purpose of the Study:

    • To investigate the influence of interface elasticity on the thickness vibration of a two-layer elastic system.
    • To explore the potential of piezoelectric resonators as acoustic wave sensors for interfacial characterization.

    Main Methods:

    • Modeling thickness vibration of two elastic layers with an elastic interface.
    • Mounting the system on a plate piezoelectric resonator.
    • Analyzing the effect of interface elasticity on resonant frequencies.

    Main Results:

    • Interface elasticity demonstrably affects the resonant frequencies of the piezoelectric resonator.
    • A clear correlation was observed between interface elastic properties and frequency shifts.

    Conclusions:

    • The study validates the use of piezoelectric resonators for probing interfacial elasticity.
    • Results pave the way for developing advanced acoustic wave sensors for material interface analysis.