Figure 3From: Human-like collagen protein-coated magnetic nanoparticles with high magnetic hyperthermia performance and improved biocompatibility TEM, DLS, and zeta-potential. (a) TEM image of hydrophilic Fe3O4 NPs, insert shows digital photograph of hydrophilic Fe3O4 NPs water dispersions. (b) Size distribution histogram. (c) TEM image of Fe3O4 NPs after coating HLC. (d) High-resolution TEM image of Fe3O4 NPs after coating HLC. (e) Hydrodynamic diameter of Fe3O4 NPs before and after coating HLC. (f) The zeta-potential of Fe3O4 NPs before and after coating HLC.Back to article page