Journal of Nanomaterials / 2021 / Article / Fig 4

Research Article

A Novel Fe3O4/Graphene Oxide Composite Prepared by Click Chemistry for High-Efficiency Removal of Congo Red from Water

Figure 4

The FTIR spectra of (a) the Fe3O4 nanoparticles, (b) the Fe3O4-NH2 nanoparticles, (c) the alkyne-Fe3O4 nanoparticles, and (d) the MGO composite.