Figure 4

TEM images of Sb NCs prepared in ethanol with (a) the laser power of 30Â W, (b) 12Â W and (c) 6Â W (inset: corresponding HRTEM images); TEM images of Sb NCs by adding (d) 0Â g, (e) 0.05Â g, (f) 2Â g PVP in 10Â mL DMF under 30Â W.

TEM images of Sb NCs prepared in ethanol with (a) the laser power of 30Â W, (b) 12Â W and (c) 6Â W (inset: corresponding HRTEM images); TEM images of Sb NCs by adding (d) 0Â g, (e) 0.05Â g, (f) 2Â g PVP in 10Â mL DMF under 30Â W.