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Metal-induced molecular diffusion in [6,6]-phenyl-C61-butyric acid methyl ester poly(3-hexylthiophene) based bulk-heterojunction solar cells
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10.1063/1.4827996
/content/aip/journal/apl/103/18/10.1063/1.4827996
http://aip.metastore.ingenta.com/content/aip/journal/apl/103/18/10.1063/1.4827996

Figures

Image of FIG. 1.
FIG. 1.

(a) UPS spectra near the valence bands of the P3HT:PCBM surface during annealing. (b) The evolution of energy levels of P3HT:PCBM during annealing. The blue and black lines indicate the energy levels of P3HT and PCBM, respectively.

Image of FIG. 2.
FIG. 2.

(a) UPS spectra of an Al-covered P3HT:PCBM surface during annealing. (b) The evolution of energy levels of Al-covered P3HT:PCBM during annealing.

Image of FIG. 3.
FIG. 3.

(a) The evolution of XPS spectra of the sulfur 2p core-level on the P3HT-rich surface during thermal annealing. (b) XPS spectra of the sulfur 2p core-level on P3HT-rich surfaces with Al coverage during annealing treatment.

Image of FIG. 4.
FIG. 4.

J-V characteristics of the solar cells. Devices with common structure ITO/PEDOT:PSS/P3HT:PCBM/Al without post-annealing (filled squares) and with a post-annealing (filled triangles) fabrication process.

Image of FIG. 5.
FIG. 5.

(a) UPS spectra near the valence bands of the P3HT:PCBM surface with Ca coverage during thermal annealing. (b) The evolution of energy levels of Ca-covered P3HT:PCBM during annealing.

Image of FIG. 6.
FIG. 6.

The J-V characteristics of the solar cells using Ca as cathode. Device A is without post-annealing process (filled squares) and device B is with post-annealing (filled triangles).

Tables

Generic image for table
Table I.

The performance and energy levels of solar cell devices with common structure ITO/PEDOT:PSS/P3HT:PCBM/Al, with and without post-annealing treatment.

Generic image for table
Table II.

The performance and energy levels of solar cell devices using Ca as cathode, under different annealing conditions.

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/content/aip/journal/apl/103/18/10.1063/1.4827996
2013-10-30
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Metal-induced molecular diffusion in [6,6]-phenyl-C61-butyric acid methyl ester poly(3-hexylthiophene) based bulk-heterojunction solar cells
http://aip.metastore.ingenta.com/content/aip/journal/apl/103/18/10.1063/1.4827996
10.1063/1.4827996
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