Figure 1

(i) XRD pattern of Fe3O4 particles along with JCPDF file, (ii) FT-IR spectra of oleic acid, ferric oleate and Fe3O4 particles, (iii) TGA and DTA curves of Fe3O4 particles, and (iv) Water dispersible Fe3O4 particles functionalized by (A) thioglycolic acid, (B) aspartic acid and (C) aminophosphonate.