Figure 3
From: Visible and infrared emission from Si/Ge nanowires synthesized by metal-assisted wet etching
Cross-sectional SEM analysis of MQW Si/Ge NWs. The images show NWs having lengths (a) 1.0, (b) 1.7, (c) 2.0, and (d) 2.7 μm.
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Figure 3 | Nanoscale Research Letters
