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US 12,152,185 B2Granted
Manganese-doped red luminescent material and conversion LED
AssigneeOSRAM Opto Semiconductors GmbH
InventorsMarkus Seibald, Dominik Baumann, Christiane Stoll, Ion Stoll, Hubert Huppertz, Gunter Heymann, Klaus Wurst
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Abstract
A luminophore having the empirical formula A3M*OxF9-2x:Mn4+ where A may be or include Li, Na, Rb, K, Cs, or combinations thereof. M* may be or include Cr, Mo, W, or combinations thereof. x may be or include 0<x<4.5.
Claims12
A luminophore having the empirical formula A3M*OxF9-2x:Mn4+;
- wherein:
- A is selected from the group consisting of Li, Na, Rb, K, Cs, and combinations thereof;
- M* is selected from the group consisting of Cr, Mo, W, and combinations thereof;
- and
- 0<x<4.5.
2 more elements
A luminophore having the empirical formula A3MOxF8-2x:Mn4+;
- wherein:
- A is selected from the group consisting of Li, Na, Rb, K, Cs, and combinations thereof;
- M is selected from the group consisting of V, Nb, and combinations thereof;
- and
- 1<x<4.
2 more elements
Dependencies are inferred from the claim text.