Photostimulable phosphor and its use in radiography

Details Photostimulable phosphor and its use in radiography Photostimulable phosphor and its use in radiography

1991-03-19

1992-08-11

Cooper, Jack

Radiant energy

Invisible radiation responsive nonelectric signalling

Luminescent device

2503272, 2523014H, 2523014F, C09K 1161, C09K 1166, G01N 2304

Patent

active

051381710

ABSTRACT:
A photostimulable X-ray energy absorbing halosilicate, halogermanate or halo(silicate-germanate) phosphor, characterized in that said phosphor contains as host metal at least one alkaline earth metal, as halogen at least one member selected from the group consisting of Cl, Br and I, as dopant Eu.sup.2+ and as co-dopant at least one member selected from the group consisting of niobium and tantalum.

REFERENCES:
patent: 4128498 (1978-12-01), Hase et al.
patent: 4220551 (1980-09-01), Fouassier et al.
patent: 4689278 (1987-08-01), Umemoto et al.
patent: 5034607 (1991-07-01), McAllister et al.

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