The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 1996
Filed:
Jan. 24, 1995
Applicant:
Inventors:
Wolfgang Rossner, Holzkirchen, DE;
Christa Grabmaier, Berg, DE;
Hermann Boedinger, Puchheim, DE;
Juergen Leppert, Inning, DE;
Andreas Jahnke, Munich, DE;
Wolfgang Schubert, Erlangen, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
2523 / ; 423263 ; 423518 ;
Abstract
A phosphor for a high energy radiation detector is formed by a rare earth oxisulfide having the general sum formula (M.sub.1-x Ln.sub.x).sub.2 O.sub.2 S, wherein M is at least one element of the group Y, La and Gd, Ln stands for at least one element of the group Eu, Ce, Pr, Tb, Yb, Dy, Sm and Ho, and whereby (2.times.10.sup.-1).gtoreq..times..gtoreq.(1.times.10.sup.-6), which also contains molybdenum in a proportion between 10.sup.-1 and 10.sup.-6 mol percent for reducing the afterglow of the phosphor.