Fig. 6
a XPS spectra of Si, Si@G, and Si@void@G composites. b XPS N1s spectra of Si@G, and Si@void@G composites
Fig. 6 | Nanoscale Research Letters
a XPS spectra of Si, Si@G, and Si@void@G composites. b XPS N1s spectra of Si@G, and Si@void@G composites