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:
Nov. 11, 2008
Filed:
Sep. 26, 2007
Guillermo R. Villalobos, Springfield, VA (US);
Jasbinder S. Sanghera, Ashburn, VA (US);
Shyam Bayya, Ashburn, VA (US);
Ishwar D. Aggarwal, Fairfax Station, VA (US);
Woohong Kim, Lorton, VA (US);
Bryan Sadowski, College Park, MD (US);
Guillermo R. Villalobos, Springfield, VA (US);
Jasbinder S. Sanghera, Ashburn, VA (US);
Shyam Bayya, Ashburn, VA (US);
Ishwar D. Aggarwal, Fairfax Station, VA (US);
Woohong Kim, Lorton, VA (US);
Bryan Sadowski, College Park, MD (US);
United States of America as represented by the Secretary of the Navy, Washington, DC (US);
Abstract
An embodiment of the invention includes a particle. The particle includes a first yttria core; and a fluoride salt coating on the first yttria core. The coating is sufficiently continuous to prevent a large number of sites where a second yttria core may come into contact with the first yttria core. Optionally, the particle has been heated in an oxidizing atmosphere to a temperature in the range of about 400° C. to about 750° C. Optionally, the particle is substantially free of at least one of carbon-containing species and water. Optionally, the fluoride salt is lithium fluoride. Optionally, the fluoride salt is aluminum fluoride.