US7686974B2

High energy density piezoelectric ceramic materials

University of Texas System

Abstract

The present invention includes methods, devices, and compositions having improved piezoelectric characteristics with high energy density. Compositions of the present invention are ceramic materials of the formula: Pb[(Zr 0.52 Ti 0.48 )O 3 ] 1−x [(Zn 1/3 Nb 2/3 )O 3 ] x +Mn, where x is 0.05 to 0.20 and Mn is …

University: University of Texas System
Assignee: Board Of Regents, The University Of Texas System
Inventor: Shashank Priya
Priority date: October 18, 2005
Filing date: October 18, 2005
Grant date: March 30, 2010
Publication date: March 30, 2010
Language: en
PDF source: https://patentimages.storage.googleapis.com/10/41/60/ae4b13ebc53890/US7686974.pdf
Metadata fetched: August 29, 2026 00:19