X-ray intensifying screen including a titanium activated hafnium

Details X-ray intensifying screen including a titanium activated hafnium X-ray intensifying screen including a titanium activated hafnium

1989-11-16

1990-10-16

Cooper, Jack

Radiant energy

Invisible radiation responsive nonelectric signalling

Luminescent device

2523014F, 428690, C09K 1167

Patent

active

049637541

ABSTRACT:
An intensifying screen is disclosed containing a phosphor composition comprised of monoclinic crystals of a titanium activated hafnia phosphor host containing thulium ions to reduce afterglow. A phosphor composition in which zirconia is at least partially substituted for hafnia is also disclosed.

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