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. 2020 Apr 20;15:2617–2631. doi: 10.2147/IJN.S245135

Figure 2.

Figure 2

(A) FTIR spectra of Fe3O4-CA, MMSN, and MMSN-Imi; (B) XRD patterns of as-prepared Fe3O4-CA, MMSN and MMSN-Imi; (C) nitrogen adsorption–desorption isotherm (inset BJH pore-size distribution of MMSN-Imi); (D) magnetic hysteresis curves of magnetic nanoparticles; EDX spectra of Fe3O4-CA (E) and MMSN-Imi (F).