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Preparation of uniform nanoparticles of ultra-high purity metal oxides, mixed metal oxides, metals, and metal alloys

United States Patent

8,211,388
July 3, 2012
View the Complete Patent at the US Patent & Trademark Office
In preferred embodiments, metal nanoparticles, mixed-metal (alloy) nanoparticles, metal oxide nanoparticles and mixed-metal oxide nanoparticles are provided. According to embodiments, the nanoparticles may possess narrow size distributions and high purities. In certain preferred embodiments, methods of preparing metal nanoparticles, mixed-metal nanoparticles, metal oxide nanoparticles and mixed-metal nanoparticles are provided. These methods may provide tight control of particle size, size distribution, and oxidation state. Other preferred embodiments relate to a precursor material that may be used to form nanoparticles. In addition, products prepared from such nanoparticles are disclosed.
Woodfield; Brian F. (Provo, UT), Liu; Shengfeng (Provo, UT), Boerio-Goates; Juliana (Orem, UT), Liu; Qingyuan (Provo, UT), Smith; Stacey Janel (Sandy, UT)
Brigham Young University (Provo, UT)
11/ 707,840
February 16, 2007
STATEMENT REGARDING FEDERALLY SPONSORED R&D This invention was made with government support under contract # DE-FG02-OSER15666 awarded by the Department of Energy. The government has certain rights in the invention.