Piezoelectric material, piezoelectric element, and electronic equipment

A lead-free piezoelectric material includes perovskite-type metal oxide containing Na, Nb, Ba, Ti, and Mg and indicates excellent piezoelectric properties. The piezoelectric material satisfies the following relational expression (1): 0.430≤a≤0.460, 0.433≤b≤0.479, 0.040≤c≤0.070, 0.0125≤d≤0.0650, 0.00...

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Hauptverfasser:	Yabuta, Hisato, Shimizu, Chiemi, Kubota, Makoto, Ueda, Miki, Maeda, Kenji, Uchida, Fumio, Matsuda, Takanori, Oshima, Kanako, Imai, Hiroki
Format:	Patent
Sprache:	eng
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE CONVERSION OR DISTRIBUTION OF ELECTRIC POWER CORRECTION OF TYPOGRAPHICAL ERRORS ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR ELECTRICITY GENERATION i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME LIME, MAGNESIA LINING MACHINES METALLURGY PERFORMING OPERATIONS PICTORIAL COMMUNICATION, e.g. TELEVISION PRINTING REFRACTORIES SELECTIVE PRINTING MECHANISMS SLAG STAMPS TRANSPORTING TREATMENT OF NATURAL STONE TYPEWRITERS
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Beschreibung
Zusammenfassung:	A lead-free piezoelectric material includes perovskite-type metal oxide containing Na, Nb, Ba, Ti, and Mg and indicates excellent piezoelectric properties. The piezoelectric material satisfies the following relational expression (1): 0.430≤a≤0.460, 0.433≤b≤0.479, 0.040≤c≤0.070, 0.0125≤d≤0.0650, 0.0015≤e≤0.0092, 0.9×3e≤c−d≤1.1×3e, a+b+c+d+e=1, where a, b, c, d, and e denote the relative numbers of Na, Nb, Ba, Ti, and Mg atoms, respectively.