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The curves of (αhv)2 verse photon energy (hv) for Ga-rich CIGS QDs and CIGS QDs.
The energy diagram alignment of TiO2, Ga-rich CIGS QD, CIGS QD, N719, and iodine-based electrolyte in a DSSC.
The J-V curves of the DSSCs with N719/Ga-rich CIGS QD/TiO2, N719/TiO2, and N719/CIGS QD/TiO2 in the dark and under AM 1.5G illumination.
The EQE spectra of 3 kinds of DSSCs with N719/Ga-rich CIGS QDs/TiO2, N719/TiO2, and N719/CIGS QDs/TiO2 and 2 additional reference DSSCs sensitized only by either Ga-rich CIGS or CIGS QDs.
Elemental contents of Cu, In, Ga and Se in CIGS and Ga-rich CIGS QDs using XPS analysis.
Photovoltaic parameters of the DSSCs incorporated with Ga-rich CIGS and CIGS QDs under one-sun AM 1.5G illumination.
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