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Joined body and surface acoustic wave device
Provided is a joined body including a piezoelectric substrate and a polycrystalline spinel substrate provided on one main surface of the piezoelectric substrate, wherein the polycrystalline spinel substrate has a porosity of 0.005% or more and 0.6% or less.
Joined body and surface acoustic wave device
Provided is a joined body including a piezoelectric substrate and a polycrystalline spinel substrate provided on one main surface of the piezoelectric substrate, wherein the polycrystalline spinel substrate has a porosity of 0.005% or more and 0.6% or less.
Joined body and surface acoustic wave device
SAITO HIROHISA (author) / NAKAYAMA SHIGERU (author) / IMAGAWA YOSHIHIRO (author) / GESHI KEIICHIRO (author) / YAMANAKA YUICHIRO (author)
2024-09-03
Patent
Electronic Resource
English