Figure 1From: Micro-ultracapacitors with highly doped silicon nanowires electrodes5μm, 10μm and 20μm long SiNWs SEM images before and after charge/discharge cycling. SEM images before charge/discharge cycling of a) 5 μm SiNWs, b) 10 μm SiNWs, c) 20 μm SiNWs and SEM images after charge/discharge cycling of d) 5 μm SiNWs, e) 10 μm SiNWs, f) 20 μm SiNWs.Back to article page