دانلود مقاله PtPb/PtNi Intermetallic Core/Atomic Layer Shell Octahedra for Efficient Oxygen Reduction Electrocatalysis

دسته بندی : مقاله های انگلیسی فایل : pdf زبان مقاله : انگلیسی تعداد صفحه : 8 رشته مقاله : شیمی نوع مقاله : علمی  مقدمه :Although explosive studies on pursuing high-performance Pt-based nanomaterials for the fuel cell reactions have been carried out, the combined controls of surface composition, exposed facet and interior structure of the catalyst remains formidable challenge. We demonstrate herein a facile chemical approach to realize a new class of intermetallic Pt-Pb-Ni octahedra f ...