Patent · US Expired

Lanthanum cerium aluminate phosphor and an electrical discharge device containing the same

US5105121A · kind A · utility

4Cited by
11References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 1989
Grant dateApr 14, 1992
Priority date
Expiry dateAug 23, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/44
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Lanthanum cerium aluminate phosphor compositions are disclosed wherein the formula for the phosphor can be characterized as follows: EQU La.sub.1-x Ce.sub.x Al.sub.y O.sub.(3/2)(y+1) wherein 0<x<1 and 11.ltoreq.y.ltoreq.13.8.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.