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Comparison of electrical, optical, structural, and interface properties of IZO-Ag-IZO and IZO-Au-IZO multilayer electrodes for organic photovoltaics
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10.1063/1.3294605
/content/aip/journal/jap/107/2/10.1063/1.3294605
http://aip.metastore.ingenta.com/content/aip/journal/jap/107/2/10.1063/1.3294605

Figures

Image of FIG. 1.
FIG. 1.

(a) Sheet resistances, (b) resistivities of IZO-Ag-IZO and IZO-Au-IZO electrodes, and (c) calculated resistivities of Ag and Au as functions of Ag and Au thicknesses.

Image of FIG. 2.
FIG. 2.

Optical transmittance spectra of the (a) IZO-Ag-IZO and (b) IZO-Au-IZO electrodes as functions of the Ag and Au thicknesses. (c) Normalized absorption of the P3HT:PCBM active layer in the OSCs.

Image of FIG. 3.
FIG. 3.

Figure of merit values calculated from sheet resistances and optical transmittances at a wavelength of 550 nm for the IZO-Ag-IZO and IZO-Au-IZO electrodes as functions of the Ag and Au thicknesses, in the range from 6 to 20 nm.

Image of FIG. 4.
FIG. 4.

Synchrotron x-ray scattering results of the IZO-Ag-IZO and IZO-Au-IZO electrodes as functions of the Ag and Au thicknesses, in the range from 6 to 20 nm.

Image of FIG. 5.
FIG. 5.

Cross sectional HREM images of the (a) IZO-Ag (14 nm)-IZO and IZO-Au (12 nm)-IZO electrodes.

Image of FIG. 6.
FIG. 6.

Synchrotron x-ray reflectivity curves near the critical angle of the Ag layers obtained from the Ag/IZO double layer samples with increasing Ag thickness. Surface FESEM image of the Ag layers with thicknesses of (a) 6, (b) 10, (c) 14, and (d) 20 nm grown on the bottom IZO layer.

Image of FIG. 7.
FIG. 7.

Synchrotron x-ray reflectivity curves near the critical angle of the Au layers obtained from the Au/IZO double layer samples with increasing Au thickness. Surface FESEM image of the Au layers with thicknesses of (a) 8, (b) 12, (c) 16, and (d) 20 nm grown on the bottom IZO layer.

Image of FIG. 8.
FIG. 8.

AES depth profiles of optimized (a) IZO-Ag (14 nm)-IZO and (b) IZO-Au (12 nm)-IZO electrodes grown on a glass substrate at room temperature.

Image of FIG. 9.
FIG. 9.

(a) Schematic structure of bulk heterojunction OSCs fabricated on IZO-Ag-IZO and IZO-Au-IZO multilayer electrodes. (b) Current density–voltage characteristics (AM 1.5 G condition with incident light power intensity of ) of OSCs fabricated on the IZO-Ag-IZO and IZO-Au-IZO multilayer electrodes.

Tables

Generic image for table
Table I.

Comparison of performances of OSCs fabricated on the optimized IZO-Ag (14 nm)-IZO and IZO-Au (12 nm)-IZO electrodes.

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/content/aip/journal/jap/107/2/10.1063/1.3294605
2010-01-29
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Comparison of electrical, optical, structural, and interface properties of IZO-Ag-IZO and IZO-Au-IZO multilayer electrodes for organic photovoltaics
http://aip.metastore.ingenta.com/content/aip/journal/jap/107/2/10.1063/1.3294605
10.1063/1.3294605
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