Table 1

The calculated unit formulas of magnetite/chitosan composite and mineralized magnetite nanoparticles
Specimen 2θ (°) δ Unit formula (Fe3−δO4) Average
Magnetite/chitosan composite 30.14 0.08 Fe2.92O4 Fe2.91O4
35.48 0.05 Fe2.95O4
43.20 0.13 Fe2.87O4
57.10 0.11 Fe2.89O4
Mineralized magnetite nanoparticles 30.12 0.05 Fe2.95O4 Fe2.85O4
35.56 0.15 Fe2.85O4
43.28 0.20 Fe2.80O4
57.26 0.21 Fe2.79O4

Wang et al.

Wang et al. Nanoscale Research Letters 2009 4:1041-1046   doi:10.1007/s11671-009-9355-1

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