A λ-MnO_2 supported Pt nanocatalyst (5 wt.% Pt/λ-MnO_2) was synthesized using a facile approach. X-ray diffraction (XRD), X-ray photo-electron spectroscopy (X
Aluminum coatings on Mg alloy AZ31 were fabricated using the thermal spraying technique, and then sealed with silane. The surface morphology and chemical groups