Highly insulative and highly stable piezoelectric single LTGA crystal, method for producing the same, piezoelectric element using said single LTGA crystal, and combustion pressure sensor

In accordance with the present invention, there is provided a method for producing a single LTGA crystal from a polycrystalline starting material prepared from a mixture of La2O3, Ta2O5, Ga2O3, and Al2O3, wherein a mixture having a composition represented by y(La2O3)+(1−x−y−z)(Ta2O5)+z(Ga2O3)+x(Al2O...

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Bibliographische Detailangaben
Hauptverfasser:	FURUKAWA YASUNORI, HAYASHI TAKAYUKI, MATSUKURA MAKOTO, ARUGA TOSHIMITSU, MATSUMURA SADAO, MIYAMOTO AKIO, ANZAI YUTAKA
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE APPARATUS THEREFOR BLASTING CHEMISTRY COMBUSTION ENGINES CONTROLLING COMBUSTION ENGINES CRYSTAL GROWTH ELECTRICITY HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MEASURING MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE MECHANICAL ENGINEERING METALLURGY PHYSICS PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE REFINING BY ZONE-MELTING OF MATERIAL SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE SINGLE-CRYSTAL-GROWTH TESTING UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL WEAPONS
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Beschreibung
Zusammenfassung:	In accordance with the present invention, there is provided a method for producing a single LTGA crystal from a polycrystalline starting material prepared from a mixture of La2O3, Ta2O5, Ga2O3, and Al2O3, wherein a mixture having a composition represented by y(La2O3)+(1−x−y−z)(Ta2O5)+z(Ga2O3)+x(Al2O3) (in the formula, 0