Fabrication of Strontium Bismuth Oxides as Novel Battery-Type Electrode Materials for High-Performance Supercapacitors

Figure 1

The X-ray diffraction (XRD) patterns of the SBO samples with different Sr/Bi ratios: (a) SBO-1 : 3, (b) SBO-1 : 2, and (c) SBO-1 : 1.