Figure 5
From: Hierarchical Cd4SiS6/SiO2 Heterostructure Nanowire Arrays
Schematic illustration of the formation of hierarchical Cd4SiS6/SiO2 nanowires via a secondary growth process.I formation of Au–Si alloy droplets,II simultaneous growth of Cd4SiS6 core and SiO2 shell,III formation of Cd4SiS6/SiO2 sub-microcables,IV,V growth of hierarchical Cd4SiS6/SiO2 nanowires