Sodium bismuth titanate-based leadless piezoelectric textured ceramic with high texture degree and high electrostrictive strain performance and preparation method of sodium bismuth titanate-based leadless piezoelectric textured ceramic

Sodium bismuth titanate-based leadless piezoelectric textured ceramic with high texture degree and high electrostrictive strain performance and preparation method of sodium bismuth titanate-based leadless piezoelectric textured ceramic

The invention relates to the technical field of preparation of lead-free piezoelectric textured ceramics, in particular to a sodium bismuth titanate-based lead-free piezoelectric textured ceramic with high texture degree and high electrostrictive strain performance and a preparation method of the so...

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Hauptverfasser: DAI YEJING, LAI LIXIANG, LI BIN
Format: Patent
Sprache:chi ; eng
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ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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LAI LIXIANG
LI BIN
description The invention relates to the technical field of preparation of lead-free piezoelectric textured ceramics, in particular to a sodium bismuth titanate-based lead-free piezoelectric textured ceramic with high texture degree and high electrostrictive strain performance and a preparation method of the sodium bismuth titanate-based lead-free piezoelectric textured ceramic. Ion doping modification and texturing technologies are combined, a bismuth titanate template crystal is prepared through a molten salt method, a reaction template grain growth (RTGG) method is combined with an improved tape casting process, the sodium bismuth titanate-based lead-free piezoelectric textured ceramic with high texture degree and high electrostrictive strain performance is prepared, the chemical formula is [Bi0.5 (Na0. 8K0. 2) 0.5] (Ti1-xNbx) O3 (x is greater than or equal to 0 and less than or equal to 0.015), and the ceramic grain is along lt; 001gt, 001gt; the textured ceramic has the advantages of high texture degree, high invers
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subjects ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
title Sodium bismuth titanate-based leadless piezoelectric textured ceramic with high texture degree and high electrostrictive strain performance and preparation method of sodium bismuth titanate-based leadless piezoelectric textured ceramic
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