Table 2.

Mössbauer fit parameters for the for TiO₂-1% Fe-N hydrothermal samples. IS, isomer shift.

Sample	IS (mm/s)	ΔEQ (mm/s)	Γ (mm/s)	Areas (%)	Site/Phase Assignment
Sample 1	0.417	0.598	0.45	85.2	Fe3+: Anatase
	0.096	0.703	0.46	14.8	Fe3+: Brookite
Sample 2	0.419	0.551	0.40	79.4	Fe3+: Anatase
	0.182	0.587	0.41	20.6	Fe3+: Brookite
Errors	±0.002	±0.004	±0.03	±0.4	-