The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 15, 2006
Filed:
Aug. 05, 2003
Yet-ming Chiang, Framingham, MA (US);
Sossity A. Sheets, Chandler, AZ (US);
Gregory W. Farrey, Lansing, MI (US);
Nesbitt W. Hagood, Iv, Wellesley, MA (US);
Andrey Soukhojak, Somerville, MA (US);
Haifeng Wang, Mountain View, CA (US);
Yet-Ming Chiang, Framingham, MA (US);
Sossity A. Sheets, Chandler, AZ (US);
Gregory W. Farrey, Lansing, MI (US);
Nesbitt W. Hagood, IV, Wellesley, MA (US);
Andrey Soukhojak, Somerville, MA (US);
Haifeng Wang, Mountain View, CA (US);
Massachusetts Institute of Technology, Cambridge, MA (US);
Abstract
A perovskite compound of the formula, (NaBi)M(TiM')O, where M is one or more of Ca, Sr, Ba, Pb, Y, La, Pr, Nd, Sm, Eu, Gd, Th, Dy, Ho, Er, Tm, Yb and Lu; and M′ is one or more of Zr, Hf, Sn, Ge, Mg, Zn, Al, Sc, Ga, Nb, Mo, Sb, Ta, W, Cr, Mn, Fe, Co and Ni, and 0.01<x<0.3, and 0.01<y<0.3, and z<0.1 functions as an electromechanically active material. The material may possess electrostrictive or piezoelectric characteristics.