Enhanced Photoactivity of Fe + N Codoped Anatase-Rutile TiO₂ Nanowire Film under Visible Light Irradiation

Table 1

The average crystallite size of anatase TiO₂ and the content of rutile, anatase for undoped, Fe-doped, nitrogen-doped, and Fe+N codoped TiO₂ nanowires.

	Undoped TiO2	Fe-doped TiO2	N-doped TiO2	Fe+N codoped TiO2
Content of rutile (wt%)	21.88	19.66	22.48	21.89
Content of anatase (wt%)	78.12	80.34	77.52	78.11
Average crystallite size of anatase (nm)	32.92	25.27	27.60	27.78
Average crystallite size of rutile (nm)	30.57	25.30	26.93	28.78