Synthesis and Electrochemical Performance of Graphene Wrapped Sn_xTi_1−xO₂ Nanoparticles as an Anode Material for Li-Ion Batteries

Figure 3

XPS spectra of the Sn_0.4Ti_0.6O₂ solid solutions. Panel (a) shows the survey spectrum and panels (b), (c), and (d) show the high-resolution spectra of Sn, Ti, and O, respectively.

(a)

(b)

(c)

(d)