Figure 1From: Synthesis and Photoluminescence Properties of Porous Silicon Nanowire ArraysSEM and TEM images of the variable morphology of porous SiNWs etched with different H2O2 concentrations. a–c 0.1 M H2O2, d–f 0.2 M H2O2, g–i 0.3 M H2O2, j–l 0.4 M H2O2, m–o 0.5 M H2O2. The SAD pattern is shown in the inset (o)Back to article page