Synthesis, Structural and Optical Properties of TOPO and HDA Capped Cadmium Sulphide Nanocrystals, and the Effect of Capping Ligand Concentration

Figure 4

(a) Photoluminescence spectra of CdS NPs prepared using 0.3 g of the complex and (i) 3.0 g, (ii) 4.5 g, and (iii) 6.0 g of HDA at 250°C for 1 h; and (b) photoluminescence spectra of CdS NPs prepared using 0.3 g of the complex and (i) 3.0 g, (ii) 4.5 g, and (iii) 6.0 g of TOPO at 250°C for 1 h.

(a)

(b)