Iron Oxide Doped Alumina-Zirconia Nanoparticle Synthesis by Liquid Flame Spray from Metal Organic Precursors

Table 1

Calculated surface concentrations in atomic percentage from XPS (1) and theoretical acquisition (2) of oxygen, aluminum, zirconium, and iron of Fe₂ O₃ + Al₂ O₃-ZrO₂ and Al₂ O₃-ZrO₂.

	Sample	Oxygen at -%	Aluminum at -%	Zirconium at -%	Iron at -%
(1)	Fe2 O3 + Al2 O3-ZrO2	71.01	22.35	5.87	0.77
(2)	Fe2 O3 + Al2 O3-ZrO2	61.91	26.49	11.09	0.51
(1)	Al2 O3-ZrO2	71.37	22.53	6.10	—
(2)	Al2 O3-ZrO2	62.23	26.63	11.15	—