Fabrication and Photocatalytic Property of One-Dimensional SrTiO₃/TiO_2−𝑥N_𝑥 Nanostructures

Figure 1

XRD patterns for the uncalcined ((a): 1%; (b): 2%; (c): 5%) and calcined ((d): 1%; (e): 2%; (f): 5%) samples with different Sr/Ti ratios.