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Thick-shell nanocrystal quantum dots

United States Patent

May 3, 2011
View the Complete Patent at the US Patent & Trademark Office
Los Alamos National Laboratory - Visit the Technology Transfer Division Website
Colloidal nanocrystal quantum dots comprising an inner core having an average diameter of at least 1.5 nm and an outer shell, where said outer shell comprises multiple monolayers, wherein at least 30% of the quantum dots have an on-time fraction of 0.80 or greater under continuous excitation conditions for a period of time of at least 10 minutes.
Hollingsworth; Jennifer A. (Los Alamos, NM), Chen; Yongfen (Eugene, OR), Klimov; Victor I. (Los Alamos, NM), Htoon; Han (Los Alamos, NM), Vela; Javier (Los Alamos, NM)
Los Alamos National Security, LLC (Los Alamos, NM)
12/ 322,813
February 6, 2009
STATEMENT OF FEDERAL RIGHTS The United States government has rights in this invention pursuant to Contract No. DE-AC52-06NA25396 between the United States Department of Energy and Los Alamos National Security, LLC for the operation of Los Alamos National Laboratory.