08404154 is referenced by 20 patents and cites 205 patents.

A semiconductor nanocrystal capable of emitting blue light upon excitation. Also disclosed are devices, populations of semiconductor nanocrystals, and compositions including a semiconductor nanocrystal capable of emitting blue light upon excitation. In one embodiment, a semiconductor nanocrystal capable of emitting blue light including a maximum peak emission at a wavelength not greater than about 470 nm with a photoluminescence quantum efficiency greater than about 65% upon excitation. In another embodiment, a semiconductor nanocrystal includes a core comprising a first semiconductor material comprising at least three chemical elements and a shell disposed over at least a portion of the core, the shell comprising a second semiconductor material, wherein the semiconductor nanocrystal is capable of emitting blue light with a photoluminescence quantum efficiency greater than about 65% upon excitation. In a further embodiment, a semiconductor nanocrystal includes a core comprising a first semiconductor material comprising at least three chemical elements and a shell disposed over at least a portion of the core, the shell comprising a second semiconductor material comprising at least three chemical elements, wherein the semiconductor nanocrystal is capable of emitting light including a maximum peak emission in the blue region of the spectrum upon excitation.

Title
Blue emitting semiconductor nanocrystals and compositions and devices including same
Application Number
12/454701
Publication Number
8404154 (B2)
Application Date
May 21, 2009
Publication Date
March 26, 2013
Inventor
Dorai Ramprasad
Columbia
MD, US
Jonathan S Steckel
Bedford
MA, US
Craig Breen
Somerville
MA, US
Assignee
QD Vision
MA, US
IPC
C09K 11/08
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