Tin-activated lithium hafnate phosphor composition and X-ray int

Details Tin-activated lithium hafnate phosphor composition and X-ray int Tin-activated lithium hafnate phosphor composition and X-ray int

1989-08-14

1991-01-29

Cooper, Jack

Radiant energy

Invisible radiation responsive nonelectric signalling

Luminescent device

2523014F, 428690, C09K 1167

Patent

active

049888811

ABSTRACT:
A phosphor composition is disclosed comprised of phosphor crystals which consist essentially of oxygen and a combination of metals satisfying the relationship:

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Bryan et al U.S. Ser. No. 305,222, filed Feb. 3, 1989, Titled X-Ray Intensifying Screen, Phosphor Composition, and Process of Phosphor Preparation.
L. H. Brixner, "Structural and Luminescent Properties of the Ln.sub.2 Hf.sub.2 O.sub.7 -Type Rare Earth Hafnates", Mat. Res. Bull., vol. 19, pp. 143-149, 1984.
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