Fig. 5From: Nanoparticles formation mechanisms through the spark erosion of alloys in cryogenic liquidsComposite particles in Ni49.9Ti40.3Zr0.3Cu0.1Hf9.4 powder. a The core is Ni, and the shell is TiO. c Twinned particles covered with oxide shell. Spots on the diffractions b and d correspond to the elemental Ni (zone axes: [011])Back to article page