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Methods and Use of Manipulating Au25 Charge State

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
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Methods for manipulating charge states of Au nanoparticles and uses for the corresponding nanoparticles are described. A preferred embodiment comprises the following steps: 1) combining at least one Au nanocluster with at least one electron accepting molecule in the presence of an excess amount of counter ion; and 2) exposing the nanocluster, electron acceptor and counter ion mixture to light creating Au.sup.+ nanoclusters. In one or more embodiments, an additional step of depositing the Au.sup.+ nanoclusters onto a catalyst support is performed.
Kauffman, Douglas (Pittsburgh, PA), Matranga, Christopher (Pittsburgh, PA), Alfonso, Dominic (Pittsburgh, PA), Ohodnicki, Paul (Allison Park, PA), Deng, Xingyi (Pittsburgh, PA), Siva, Rajan C. (Chennai, IN), Zeng, Chenjie (Pittsburgh, PA), Jin, Rongchao (Pittsburgh, PA)
U.S. Department of Energy (Washington DC)
14/ 573,080
December 17, 2014
GOVERNMENT RIGHTS [0002] The United States Government has rights in this invention pursuant to the employer-employee relationship between the Government and one or more of the inventors who are U.S. Department of Energy employees at the National Energy Technology Laboratory, Pittsburgh, Pa.