Microwave Synthesized Monodisperse CdS Spheres of Different Size and Color for Solar Cell Applications

Figure 6

Photoluminescence (PL) spectra of CdS nanoparticles synthesized at 100°C for 10 min from the solutions of (a) pH 8.5 and (b) pH 11.3 and at 150°C for 10 min from the solutions of (c) pH 8.4 and (d) pH 11.0.

(a) 100°C, pH 8.5

(b) 100°C pH 11.3

(c) 150°C, pH 8.4

(d) 150°C, pH 11.0