Fabrication and characterization of Au-Fe/Ni/(Mo/Co) alloy microsphere motors (AMSM) based on physical vapor deposition

Au-Fe/Ni/(Mo/Co) alloy microsphere motors (AMSM) can move at the speed of 548.63 μm/s in the fuel containing H2O2 and N2H4 and can be controlled by the propelling force and magnetic one.57