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Platinum- and platinum alloy-coated palladium and palladium alloy particles and uses thereof
Platinum- and platinum alloy-coated palladium and palladium alloy particles and uses thereof
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机译:涂覆铂和铂合金的钯和钯合金颗粒及其用途
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摘要
The present invention relates to particle and nanoparticle composites useful as oxygen-reduction electrocatalysts. The particle composites are composed of a palladium or palladium-alloy particle or nanoparticle substrate coated with an atomic submonolayer, monolayer, bilayer, or trilayer of zerovalent platinum atoms. The invention also relates to a catalyst and a fuel cell containing the particle or nanoparticle composites of the invention. The invention additionally includes methods for oxygen reduction and production of electrical energy by using the particle and nanoparticle composites of the invention.
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