Figure 2

Variation of ion positions with temperature for (a) bulk and (b) nanoscale (∼20 nm) BiFeO3; the estimated standard deviation obtained from the refinement was used for drawing the error bars.
Variation of ion positions with temperature for (a) bulk and (b) nanoscale (∼20 nm) BiFeO3; the estimated standard deviation obtained from the refinement was used for drawing the error bars.