Phosphor and vacuum ultraviolet excited luminescent element

Details Phosphor and vacuum ultraviolet excited luminescent element Phosphor and vacuum ultraviolet excited luminescent element

2003-08-28

2010-06-15

Koslow, C. Melissa (Department: 1793)

Compositions

Inorganic luminescent compositions

Compositions containing halogen; e.g., halides and oxyhalides

C313S486000, C313S484000, C313S582000, C313S587000

Reexamination Certificate

active

07736535

ABSTRACT:
A phosphor having high luminescence when excited by vacuum ultraviolet ray and a vacuum ultraviolet radiation excited light-emitting device comprising the phosphor. The phosphor comprises a metal oxide comprises at least one metal element M1selected from the group consisting of Ca, Sr and Ba, at least one metal element M2selected from the group consisting of Y, La, Gd and Lu, at least one metal element M3selected from the group consisting of Si and Ge and oxygen, and at least one metal element Ln1selected from the group consisting of Ce, Pr, Nd, Pm, Sm, Eu, Tb, Dy, Ho, Er, Tm, Yb, and Mn, as an activator.

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English Translation of International Search Report mailed Nov. 25, 2003.

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