Fig. 2From: Fabrication and Photocatalytic Property of Novel SrTiO3/Bi5O7I NanocompositesXPS patterns of the 30 wt% SrTiO3/Bi5O7I nanocomposites: a survey, b Bi 4f, c I 3d , d Ti 2p, e Sr 3d, and f O1sBack to article page