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Photonic superlattice-based devices and compositions for use in luminescent imaging, and methods of using the same

  • US 10,059,992 B2
  • Filed: 03/23/2017
  • Issued: 08/28/2018
  • Est. Priority Date: 03/24/2016
  • Status: Active Grant
First Claim
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1. A device for use in luminescent imaging, the device comprising:

  • a photonic superlattice comprising a first material,the first material having a first refractive index,the first material comprising first and second major surfaces and first and second pluralities of features defined though at least one of the first and second major surfaces,the features of the first plurality differing in at least one characteristic from the features of the second plurality; and

    the photonic superlattice supporting propagation of a first wavelength and a second wavelength approximately at a first angle out of the photonic superlattice, the first and second wavelengths being separated from one another by a first non-propagating wavelength that does not selectively propagate at the first angle out of the photonic superlattice;

    a second material having a second refractive index that is different than the first refractive index,the second material being disposed within, between, or over the first and second pluralities of features and comprising first and second luminophores; and

    a first optical component disposed over one of the first and second major surfaces of the first material,the first optical component receiving luminescence emitted by the first luminophore at the first wavelength approximately at the first angle, andthe first optical component receiving luminescence emitted by the second luminophore at the second wavelength approximately at the first angle.

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