Fabrication of Axial and Radial Heterostructures for Semiconductor Nanowires by Using Selective-Area Metal-Organic Vapor-Phase Epitaxy
Figure 23
Schematic of structure and SEM images of nanowires. (a) Schematic of cross-sectional structure of core-shell nanowire. (b) and (c) SEM images of as grown GaAs and GaAs/GaAsP nanowires for comparison [32].