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Dipole induced anomalous S-shape curves in polymer solar cells
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10.1063/1.3117513
/content/aip/journal/jap/105/9/10.1063/1.3117513
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/9/10.1063/1.3117513
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

characteristic curves under illumination for device structure. A: ITO/PEDOT:PSS/P3HT-PCBM/Ca/Al. B: ITO/PEDOT:PSS/BCP/P3HT-PCBM/Ca/Al. X: ITO/PEDOT:PSS/BCP/ P3HT:.

Image of FIG. 2.
FIG. 2.

characteristic curves under dark for device structure. A: ITO/PEDOT:PSS/P3HT-PCBM/Ca/Al. B: ITO/PEDOT:PSS/BCP/P3HT-PCBM/Ca/Al. X: ITO/PEDOT:PSS/BCP/P3HT:.

Image of FIG. 3.
FIG. 3.

characteristic curves under illumination for device structure. D: . E: ITO/BCP/P3HT: .

Image of FIG. 4.
FIG. 4.

UPS pattern showing the shift in VL for PEDOT-BCP interface.

Image of FIG. 5.
FIG. 5.

Schematic showing alignment of energy levels for the curve for a solar cell with structure shown in inset. (, , and are diffusion, drift, and injection currents, respectively. and are the electric field due to the built-in-potential and the external applied bias.)

Image of FIG. 6.
FIG. 6.

Schematic of the proposed model for the S-shape curve (in the third quadrant) for device B. Inset shows the device structure and the direction of dipoles. (, , and are diffusion, drift, and injection currents, respectively. , , and are the electric field due to the built-in potential, the external applied bias, and the dipole, respectively.)

Image of FIG. 7.
FIG. 7.

Schematic of the proposed model for the S-shape curve (in the fourth quadrant) for device X. Inset shows the device structure and the direction of dipoles. (, , and are diffusion, drift, and injection currents, respectively. , , and are the electric field due to the built-in potential, the external applied bias, and the dipole, respectively)

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/content/aip/journal/jap/105/9/10.1063/1.3117513
2009-05-14
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Dipole induced anomalous S-shape I-V curves in polymer solar cells
http://aip.metastore.ingenta.com/content/aip/journal/jap/105/9/10.1063/1.3117513
10.1063/1.3117513
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