Figure 3.

R2 vs. x = t/τ at constant ω0τ, for 3 values of τ (ω0 = 0.5 × 1013Hz solid; ω0 = 1013Hz dot-dashed; ω0 = 0.5 × 1014Hz dashed) for TiO2 (m = 6me, T = 300 K).

Di Sia and Dallacasa Nanoscale Res Lett 2011 6:39   doi:10.1007/s11671-010-9783-y