Patent · US Active

Compositions of inorganic luminescent materials

US9651483B1 · kind B1 · utility

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1References
7Claims
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Key dates

Filing dateMar 17, 2014
Grant dateMay 16, 2017
Priority date—
Expiry dateSep 8, 2035

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J29/30
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Disclosed herein are material compositions that include a metal doped, alumina rich yttrium aluminum garnet (YAG:M). Also provided according to embodiments of the invention are scintillator compositions that include Y3-xMxAl5+yO12+z, as a primary phosphor and wherein 0≦x<0.03, 0.001<y<0.2 and 0≦z<0.012, or 0≦x<0.01, 0.001<y<0.1 and 0≦z<0.0625 and M comprises elements selected from cerium (Ce), praseodymium (Pr), neodymium (Nd), promethium (Pm), samarium (Sm), europium (Eu), gadolinium (Gd), terbium (Tb), dysprosium (Dy), holmium (Ho), erbium (Er), thulium (Tm), ytterbium (Yb), Chromium (Cr) and lutetium (Lu). and can include a single or a mixture of a these elements.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.