Figure 2
From: Photoluminescence enhancement in CdS quantum dots by thermal annealing

XPS spectra. (a) Cd 3d, (b) O 1s, and (c) S 2p with bare and 12-h-annealed samples at 100°C.
From: Photoluminescence enhancement in CdS quantum dots by thermal annealing
XPS spectra. (a) Cd 3d, (b) O 1s, and (c) S 2p with bare and 12-h-annealed samples at 100°C.