Figure 4.

PL spectra of CdS/glass and CdS/TiO2 films excited at 476.5 nm. The inset shows the PL spectrum of PbS/TiO2 obtained with 785 nm excitation.

Kontos et al. Nanoscale Research Letters 2011 6:266   doi:10.1186/1556-276X-6-266
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