Research / 2019 / Article / Fig 2

Research Article

Selective Electrochemical Reduction of Nitrogen to Ammonia by Adjusting the Three-Phase Interface

Figure 2

Structure analyses of the Pd/ACC catalyst. (a) Representative HAADF-STEM image of the Pd/ACC catalyst with an inset of particle size distribution. (b) HRTEM image of the Pd/ACC catalyst. (c) XRD images of the ACC and Pd/ACC catalysts. (d) Pd 3d XPS spectrum of the Pd/ACC catalyst.