Schematic diagram of QDSSC.
Energy level diagram of QDSSC.
XRD pattern of ZnO NPs.
(a) TEM and (b) SEM images of ZnO NPs.
Optical absorption spectra of ZnO as a function of energy.
XRD pattern of CdS QDs with different PVA concentration.
Effect of PVA concentration on FWHM and size of CdS QDs.
TEM images CdS QDs with different PVA concentration (a) 2 wt. % (b) 5 wt. %, and (c) 10 wt. %. Inset: SAED of the CdS QDs.
Optical absorption spectra CdS QDs for various PVA concentration and CdS embedded ZnO electrode.
Experimental and theoretical bandgap of CdS QDs as a function of dot size.
I-V characteristic of QDSSC.
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