Publication number: 20110095676
Abstract: Orange-red phosphors activated by europium and rare earth ions of formula I and formula II are long persistent, stable, and non-toxic M1F2-M1S:Eu2+, Ln3+??(I) M23M32O5X2: inside or outside Eu2+, Ln3+??(II) wherein M1 is Ba, Sr, Ca, Zn, Mg, or a combination thereof; M2 is Ba, Sr, Ca, Mg, Zn, or a combination thereof; M3 is Al, Ga, B, In, or a combination thereof; X is F, Cl, Br, I, or a combination thereof; and Ln is Dy, Yb, Tm, Er, Ho, Sm, Nd, or a combination thereof.
Type:
Application
Filed:
October 27, 2009
Publication date:
April 28, 2011
Applicant:
GENERAL ELECTRIC COMPANY
Inventors:
Alok Mani Srivastava, Holly Ann Comanzo, Claire Susan Henderson