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US 11,421,154 B2Granted
Composition with enhanced luminescence
AssigneeKarlsruher Institut für Technologie
InventorsDmitry Busko, Guojun Gao, Ian Howard, Bryce Richards, Andrey Turshatov
Life of this patent
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Abstract
A composition for photoluminescence of the chemical formula M2(1-y-z)Yb2yRem2zADO5-xF2x, a method for producing said composition, and uses of said composition are provided.
Claims13
A composition for photoluminescence of the chemical formula
- M2(1-y-z)Yb2yRem2zADO5-xHal2x
- wherein
- M is at least one element selected from Y, Gd, La, Lu, In, Sc, Bi, and mixtures thereof;
- A is at least one element selected from Ba, Sr, Ca, and mixtures thereof;
- D is at least one element selected from Zn, Mg, Cu, Ni, Mn, Fe, and mixtures thereof;
- Hal is at least one element selected from F, Cl, Br, I, and mixtures thereof;
- Rem is at least one rare earth element selected from Ce, Dy, Er, Eu, Ho, Nd, Pr, Sm, Tb, Tm, and mixtures thereof;
- x is from 0.02 to 2.5;
- y is from 0 to 1;
- z is from 0 to 1;
- at least one of y and z is at least 0.001;
- and
- the total sum of y+z is at most 1.
10 more elements
Dependencies are inferred from the claim text.