Performance of high frequency PZT fiber composite and PbTiO3 transducers

S. Z. Zhao, R. S. Meyer, T. A. Ritter, K. K. Shung

    Research output: Contribution to journalConference articlepeer-review

    1 Scopus citations

    Abstract

    Fiber composite and PbTiO3 ceramic transducers performance are improved through innovative tuning techniques and optimized materials selection. The fiber composite transducers with center frequency around 40 MHz showed 6 dB bandwidth as high as 100% and round-trip insertion losses near -36 dB. Compared to fiber composite transducers, the PbTiO3 ceramic transducers can work at much higher frequencies (near 90 MHz). In a similar frequency range as fiber composite transducers, they showed improvement sensitivity as marked by an insertion loss around -24 dB. In addition, they still displayed good bandwidth as a result of electrical tuning.

    Original languageEnglish (US)
    Pages (from-to)100-108
    Number of pages9
    JournalProceedings of SPIE - The International Society for Optical Engineering
    Volume3982
    StatePublished - 2000
    EventMedical Imaging 2000: Ultrasonic Imaging and Signal Processing - San Diego, CA, USA
    Duration: Feb 16 2000Feb 17 2000

    All Science Journal Classification (ASJC) codes

    • Electronic, Optical and Magnetic Materials
    • Condensed Matter Physics
    • Computer Science Applications
    • Applied Mathematics
    • Electrical and Electronic Engineering

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