Fig. 4From: Fabrication and Properties of Carbon-Encapsulated Cobalt Nanoparticles over NaCl by CVDTEM images of purified Co@C nanoparticles grown at a, b 350; c, d 400; e, f 450; and g, h 500 °C for 60 min. (Insets of a, c, e: the diameter distribution of Co nanoparticles based on the TEM analysis; inset of b: the EDS line scanning analysis of Co@C nanoparticles; inset of c: the diffraction pattern)Back to article page