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Broad-emission nanocrystals and methods of making and using same

United States Patent

June 10, 2014
View the Complete Patent at the US Patent & Trademark Office
Disclosed herein are methods of preparing inorganic nanoparticles. In one aspect, the methods can comprise heating a reaction mixture comprising a C.sub.8 to C.sub.20 alkyl- or arylphosphonic acid and a source of cadmium or zinc to a temperature of greater than about C.; adding to the reaction mixture an injection mixture comprising a C.sub.2 to C.sub.16 trialkyl- or triarylphosphine and a source of selenium, sulfur, or tellurium; and decreasing the temperature of the reaction mixture to less than about C. Also disclosed herein are nanoparticles made from the disclosed methods. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
Bowers; Michael J. (Nashville, TN), McBride; James R. (Nashville, TN), Rosenthal; Sandra J. (Nashville, TN)
Vanderbilt University (Nashville, TN)
13/ 679,924
November 16, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH This invention was made with government support under Grant DE-FG02-02ER45957 awarded by the United States Department of Energy and Grant 1 RO1 EB007328-01 awarded by the National Institutes of Health. The U.S. government has certain rights in the invention.