PIEZOELECTRIC LAMINATE, SURFACE ACOUSTIC WAVE DEVICE, THIN-FILM PIEZOELECTRIC RESONATOR, AND PIEZOELECTRIC ACTUATOR

A piezoelectric laminate including a base and a first piezoelectric layer formed above the base and including potassium sodium niobate. The first piezoelectric layer is shown by a compositional formula (KaNa1-a)xNbO3, "a" and "x" in the compositional formula being respectively 0....

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Hauptverfasser: HIGUCHI TAKAMITSU, UENO MAYUMI, KIJIMA TAKESHI
Format: Patent
Sprache:eng
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Zusammenfassung:A piezoelectric laminate including a base and a first piezoelectric layer formed above the base and including potassium sodium niobate. The first piezoelectric layer is shown by a compositional formula (KaNa1-a)xNbO3, "a" and "x" in the compositional formula being respectively 0.1