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An energy-harvesting scheme utilizing Ga-rich CuIn(1−x)GaxSe2 quantum dots for dye-sensitized solar cells
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10.1063/1.4751469
/content/aip/journal/apl/101/12/10.1063/1.4751469
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/12/10.1063/1.4751469

Figures

Image of FIG. 1.
FIG. 1.

The curves of (αhv)2 verse photon energy (hv) for Ga-rich CIGS QDs and CIGS QDs.

Image of FIG. 2.
FIG. 2.

The energy diagram alignment of TiO2, Ga-rich CIGS QD, CIGS QD, N719, and iodine-based electrolyte in a DSSC.

Image of FIG. 3.
FIG. 3.

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.

Image of FIG. 4.
FIG. 4.

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.

Tables

Generic image for table
Table I.

Elemental contents of Cu, In, Ga and Se in CIGS and Ga-rich CIGS QDs using XPS analysis.

Generic image for table
Table II.

Photovoltaic parameters of the DSSCs incorporated with Ga-rich CIGS and CIGS QDs under one-sun AM 1.5G illumination.

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/content/aip/journal/apl/101/12/10.1063/1.4751469
2012-09-17
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: An energy-harvesting scheme utilizing Ga-rich CuIn(1−x)GaxSe2 quantum dots for dye-sensitized solar cells
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/12/10.1063/1.4751469
10.1063/1.4751469
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