PtNi-rich shell to a Ni-rich core / PtAu-rich shell : an e ff ective thermochemical pathway to nanoengineering catalysts for fuel cells †

Department of Chemical and Biochemical Chemical Engineering, Department of Mate Materials, Xiamen University, Xiamen 3610 Department of Chemistry, State University NY 13902, USA. E-mail: cjzhong@binghamt Department of Chemistry and Biochemistry, Illinois 62901, USA Department of Physics, Central Michigan U USA † Electronic supplementary information ( size distribution analysis; EDS data; UV data; plots in terms of size, ECA, MA, literature data. See DOI: 10.1039/c8ta0002 Cite this: J. Mater. Chem. A, 2018, 6, 5143