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Table 2 Surface elemental composition and XPS binding energies of FT-1, FT-2, and FT-3

From: Facile method to synthesize magnetic iron oxides/TiO2 hybrid nanoparticles and their photodegradation application of methylene blue

  Chemical composition (%); in parentheses, binding energy (eV) Atomic ratio
Samples Ti 2 p Fe 2 p O 1 s N 1 s Si 2 p Ti/Fe O/FeTi
FT-1 2.87
(457.7)
1.38
(709.2)
29.08
(529.4)
3.96
(400.3)
3.80
(101.5)
2.08 6.84
FT-2 4.72
(457.8)
1.25
(709.3)
27.13
(529.5)
4.10
(401.2)
2.60
(101.0)
3.78 4.54
FT-3 5.75
(458.3)
1.02
(710.0)
33.53
(530.0)
4.38
(400.7)
5.48
(101.4)
5.63 4.95