Figure 3

From: Stable Cycling of SiO2 Nanotubes as High-Performance Anodes for Lithium-Ion Batteries

Figure 3

(a) SEM image of SiO2 NTs. (b) EDS spectra of SiO2 NTs on selected region (yellow rectangle) of image a. (c–d) show the EDS microanalysis of element Si and O for this selected region. Scale bar: 5 μm. (e–f) EDS quantitative analysis of selected region.