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. 2017 Mar 27;7(2):15. doi: 10.3390/life7020015

Figure 2.

Figure 2

FT-IR spectra of (a) NiFe2O4; (b) CoFe2O4; (c) CuFe2O4; (d) ZnFe2O4; and (e) MnFe2O4.