A Comparison of Different A-, A-B-, and B-Site Incorporated in (Ba_0.5Sr_0.5)TiO₃ on Photocatalytic Application

Table 2

Surface atomic percentage of Ti 2p and O 1s of BST and modified BST catalysts.

Sample	Surface atomic; concentration; of Ti 2p (%)		Surface atomic concentration of O 1s (%)
	Ti^3+	Ti^4+	O^2−	O^2−δ
BST	17.95	82.05	64.48	29.34	6.18
A-BST	13.01	86.99	71.21	22.68	6.12
A-B-BST	18.59	81.41	58.65	35.17	6.19
B-BST	20.75	79.25	64.07	29.02	6.92