Fig. 4From: In Situ Free Radical Growth Mechanism of Platinum Nanoparticles by Microwave Irradiation and Electrocatalytic PropertiesMorphology of Pt NPs with their size, shape, crystallinity, and elemental purity. (a) spherical Pt NPs with SAED pattern (b) HRTEM image of Pt NPs (c) particle size distribution histogram of Pt NPs (d) EDS spectrum of Pt NPsBack to article page