Fig. 2From: Post-treatment Method for the Synthesis of Monodisperse Binary FePt-Fe3O4 NanoparticlesTransmission electron microscopy (TEM) images of as-synthesized nanoparticles (a), and nanoparticles after post-treatment at 150 °C (b) and 200 °C (c). d High-resolution TEM image of the area inside the white box in (c)Back to article page