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Features in optical absorption and photocurrent spectra of organic solar cells due to organic/organic interface
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10.1063/1.3586520
/content/aip/journal/jap/109/10/10.1063/1.3586520
http://aip.metastore.ingenta.com/content/aip/journal/jap/109/10/10.1063/1.3586520
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) Optical absorbance of C6:PCBM blend films spin-coated onto ITO-glass substrates in comparison with optical absorbance of C6:PCBM blend film spin-coated onto glass substrate.

Image of FIG. 2.
FIG. 2.

(Color online) Optical absorbance of C6:PCBM blend films spin-coated onto ITO-glass substrates with variation in C6:PCBM blend concentration. The inset focuses on optical absorbance in the wavelength range of 500–800 nm.

Image of FIG. 3.
FIG. 3.

(Color online) Optical absorbance of C6:PCBM blend films spin-coated onto PEDOT:PSS-micro-glass substrates with variation in C6:PCBM blend concentration.

Image of FIG. 4.
FIG. 4.

(Color online) Optical absorbance of C6:PCBM blend films spin-coated onto ITO/PEDOT:PSS-glass substrates with variation in C6:PCBM blend concentration.

Image of FIG. 5.
FIG. 5.

(Color online) A schematic illustrates the proposed assumption of the origin of optical absorption of the C6:PCBM blend films at the interface in the wavelength range of 520–800 nm.

Image of FIG. 6.
FIG. 6.

(Color online) EQE spectra of the ITO/PEDOT:PSS/C6:PCBM/Al solar cells with variation in C6:PCBM blend concentration. The inset shows normalized photocurrent in the wavelength range of 500–800 nm.

Image of FIG. 7.
FIG. 7.

(Color online) EQE maximum peak value of C6 dye and power conversion efficiency of the ITO/PEDOT:PSS/C6:PCBM/Al solar cells with variation in C6:PCBM blend concentration.

Image of FIG. 8.
FIG. 8.

(Color online) Current density/voltage characteristics in dark and under illumination of the ITO/PEDOT:PSS/C6:PCBM/Al solar cells with variation in C6:PCBM blend concentration.

Image of FIG. 9.
FIG. 9.

(Color online) Open-circuit voltage and fill factor vs. C6:PCBM blend concentration of the ITO/PEDOT:PSS/C6:PCBM/Al solar cells.

Image of FIG. 10.
FIG. 10.

(Color online) Short-circuit current density and power conversion efficiency vs. C6:PCBM blend concentration of the ITO/PEDOT:PSS/C6:PCBM/Al solar cells.

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/content/aip/journal/jap/109/10/10.1063/1.3586520
2011-05-17
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Features in optical absorption and photocurrent spectra of organic solar cells due to organic/organic interface
http://aip.metastore.ingenta.com/content/aip/journal/jap/109/10/10.1063/1.3586520
10.1063/1.3586520
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