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. 2021 Apr 27;9:653718. doi: 10.3389/fchem.2021.653718

Figure 2.

Figure 2

FTIR spectra for the (a) FePt and (b) FePt-Au(0.2) NPs synthesized in phenyl ether capped with oleic acid and oleylamine, respectively. (c) FePt-Au(0.2) NPs were ligand exchanged with thiol for water solubility.