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Gas phase enhancement of emission color quality in solid state LEDs

  • US 9,574,135 B2
  • Filed: 08/20/2014
  • Issued: 02/21/2017
  • Est. Priority Date: 08/22/2013
  • Status: Active Grant
First Claim
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1. A composition comprising:

  • a light-emitting semiconductor material having pores therein, the pores comprising;

    first pores having first pore diameters; and

    second pores having second pore diameters larger than the diameters of the first pores;

    first color-emitting quantum dots (QDs) disposed within the first pores and having diameters essentially equal to the first pore diameters; and

    second color-emitting QDs disposed within the second pores and having diameters essentially equal to the second pore diameters;

    whereinthe composition is free of solvent.

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