Fig. 2From: Nanoparticles formation mechanisms through the spark erosion of alloys in cryogenic liquidsDifferent morphologies of the spark erosion powders particles. a The micron-sized Ni49.0Mn28.5Ga22.5 spherical particles solidified during the quenching in situ into liquid argon. b Cu67.9Al27.5Ni3.8Ti0.5Cr0.3 and c Zr57Cu20Al10Ni8Ti5 nanosized particlesBack to article page