Ferroelectric perovskites

The invention relates to pulverulent ferroelectric perovskites having piezoelectric properties up to a temperature of approximately 300 DEG C. as well as their manufacturing processes. The processes include a step wherein fluorine ions are inserted into the perovskites at anionic sites and/or oxygen...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BOISRAYON, MICHEL M, EYRAUD, LUCIEN, FRANCK F, PAUL A, AUDIGIER, DAVID D
Format:	Patent
Sprache:	eng
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F CONCRETE ELECTRICITY INORGANIC CHEMISTRY LIME, MAGNESIA METALLURGY REFRACTORIES SLAG TREATMENT OF NATURAL STONE
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