Propagation characteristics of harmonic surface skimming bulk waves on ST quartz

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Propagation characteristics of harmonic surface skimming bulk waves on ST quartz

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The propagation characteristics of surface skimming bulk waves on ST quartz have been investigated. The insertion loss of devices operated at the fundamental and harmonic frequencies were measured and the dependence metallisation thickness (h) of the transducers was found to be critical.

Inspec keywords: bulk acoustic wave devices; nonlinear acoustics; interdigital transducers; quartz; acoustic delay lines

Other keywords: split fingers IDT; delay lines; ST quartz; SSBW devices; transducer metallisation thickness; periodic surface perturbation; harmonic surface skimming bulk waves; propagation characteristics; Love waves; SiO2; third-harmonic transmission; insertion loss; centre frequency transmission

Subjects: Sonic and ultrasonic transducers and sensors; Nonlinear acoustics and macrosonics; Transduction; devices for the generation and reproduction of sound; Acoustic wave devices; Acoustical measurements and instrumentation

References

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      • T.W. Bristol . Component performance and systems applications of SAW devices. IEEE Conf. Pub. , 115 - 129
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