Research Article

Mechanochemical Preparation of Cobalt Nanoparticles through a Novel Intramolecular Reaction in Cobalt(II) Complexes

Figure 3

Hysteresis loop and the saturation magnetizations of cobalt nanoparticles have been measured at 298 K (Co1 = 135.45, Co2 = 99.62, Co3 = 88.33, Co4 = 68.68, Co5 = 113.92, and Co6 = 119.18 emu/g), respectively.