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Transparent conductive nano-composites

United States Patent

7,923,922
April 12, 2011
View the Complete Patent at the US Patent & Trademark Office
The present invention, in one embodiment, provides a method of forming an organic electric device that includes providing a plurality of carbon nanostructures; and dispersing the plurality of carbon nanostructures in a polymeric matrix to provide a polymeric composite, wherein when the plurality of carbon nanostructures are present at a first concentration an interface of the plurality of carbon nanostructures and the polymeric matrix is characterized by charge transport when an external energy is applied, and when the plurality of carbon nanostructures are present at a second concentration the interface of the plurality of carbon nanostructures and the polymeric matrix are characterized by exciton dissociation when an external energy is applied, wherein the first concentration is less than the second concentration.
Geohegan; David Bruce (Knoxville, TN), Ivanov; Ilia N. (Knoxville, TN), Puretzky; Alexander A. (Knoxville, TN), Jesse; Stephen (Knoxville, TN), Hu; Bin (Knoxville, TN), Garrett; Matthew (Knoxville, TN), Zhao; Bin (Easley, SC)
UT-Battelle, LLC (Oak Ridge, TN)
11/ 965,651
December 27, 2007
This invention was made with government support awarded by the U.S. Department of Energy. The government has certain rights in the invention.