Optimization of solventfree mechanochemical synthesis of Co/Al2O3 ...
The vibratory micromill "Pulverisette 0" (noted: P0) made by FRITSCH is driven by 50 W power, which is much lower than planetary ball mills (PM 100). This micromill is equipped with a 50mL agate jar and a 5cm agate ball (Fig. 1 ) [ 38 ].