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US 2014/0151997 A1Published application
Luminescent borates, luminescent materials and articles incorporating such borates
AssigneeHoneywell International Inc.
InventorsJames Kane, Carsten Lau, William Ross Rapoport
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Abstract
Luminescent borates, luminescent materials, and articles incorporating such borates are provided herein. An embodiment of a luminescent borate includes a host borate that has a B9O16-comprising crystal lattice. Neodymium and/or ytterbium are present within the host borate, and one or more substitutable elements are optionally present along with the neodymium and/or ytterbium within the host borate. The one or more substitutable elements are different from neodymium and ytterbium.
Claims20
A luminescent borate comprising:
- a host borate having a B9O16-comprising crystal lattice;
- neodymium and ytterbium present within the host borate;
- and
- optionally, one or more substitutable elements present within the host borate, the one or more substitutable elements being different from neodymium and ytterbium.
1 more element
A luminescent material comprising:
- a medium;
- and
- particles of a luminescent borate dispersed in the medium, the luminescent borate comprising:
- a host borate having a B9O16-comprising crystal lattice;
- neodymium and/or ytterbium present within the host borate;
- and
- optionally, one or more substitutable elements present within the host borate, the one or more substitutable elements being different from neodymium and ytterbium.
4 more elements
An article comprising:
- a security feature that includes
- a medium;
- and
- particles of a luminescent borate dispersed in the medium, the luminescent borate comprising:
- a host borate having a B9O16-comprising crystal lattice;
- neodymium and/or ytterbium present within the host borate;
- and
- optionally, one or more substitutable elements present within the host borate, the one or more substitutable elements being different from neodymium and ytterbium.
5 more elements
Dependencies are inferred from the claim text.