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    Effect of Impurity and Pretreatment Conditions on the Catalytic Activity of Au Powder for CO Oxidation

    Recent X-ray photoelectron spectrometer(XPS) analysis of Au powder synthesized by evaporating high purity gold metal (> 99. 99%) in an inert gas detected impurity metals such as Ag and In at levels which far e...

    Yasuo Iizuka, Aya Kawamoto, Kazuhiro Akita, Masakazu Daté in Catalysis Letters (2004)