Figure 1

XRD patterns of T-400, T-700, T-900 and T-1000 (a), Raman spectra (b) and magnified XRD patterns at low 2θ (c) of T-900 and T-1000.
XRD patterns of T-400, T-700, T-900 and T-1000 (a), Raman spectra (b) and magnified XRD patterns at low 2θ (c) of T-900 and T-1000.