Table 3: The zinc used for the preparation of Zn-La magnetite nanoparticles.
X ratio Zn % TH Zn % AAS Zn % ICP
0.0 O2 16.99 13.53
0.0 N2 16.99 8.21
0.1 O2 15.93 7.43 15.54
0.1 N2 15.93 7.5 15.94
0.15 O2 15.46 2.77 9.7
0.15 N2 15.46 4.02 16.48
0.2 O2 15 3.95 15.82
0.2 N2 15 3.98 12.72
0.25 O2 14.59 3.76 18.48
0.25 N2 14.59 3.56 8.58
0.3 O2 14.18 3.84 14.1
0.3 N2 14.18 6.52 9.22