Properties of AlScN thin films for hybrid BAW/SAW resonator fabrication

Vladimir Pashchenko, Stefan Mertin, Fazel Parsapour, Sylvain Ballandras, Paul Muralt

    Research output: Conference proceeding/Chapter in Book/Report/Conference Paperpeer-review

    Abstract

    New hybrid bulk-surface acoustic wave resonators using scandium doped aluminium nitride thin films were simulated, using material constants from piezoelectric measurement techniques for thin films. Afterwards they were fabricated and an electromechanical coupling of 4.3% was achieved.
    Original languageEnglish
    Title of host publicationProperties of AlScN thin films for hybrid BAW/SAW resonator fabrication
    Pages565-566
    Number of pages2
    DOIs
    Publication statusPublished - 9 Jul 2017
    Event2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium - Besancon, France
    Duration: 9 Jul 201713 Jul 2017

    Conference

    Conference2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium
    Abbreviated titleEFTF/IFCS
    Country/TerritoryFrance
    CityBesancon
    Period9/07/1713/07/17

    Keywords

    • aluminium scandium nitride
    • bulk acoustic wave
    • Surface acoustic waves
    • thin-film resonators
    • piezoelectric properties
    • Electromechanical coupling coefficient

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