Table 1.

Mean primary crystallite size and specific surface area of the prepared N-modified SrTiO₃ (NSRT_X) photocatalysts.

Sample name	Primary crystallite size (nm)	Lattice straine	Specific surface area (m2·g−1)
NSRT_0	31.5	1.22·10−3	63.9
NSRT_0.42	33.9	1.72·10−3	47.5
NSRT_0.83	32.5	1.44·10−3	44.7
NSRT_1.24	33.3	1.38·10−3	36.2
NSRT_1.64	30.2	1.24·10−3	76.1
NSRT_4.01	30.0	1.21·10−3	47.0
NSRT_7.71	29.9	1.39·10−3	57.6
NSRT_11.14	30.7	1.30·10−3	45.3