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Improved red-response in thin film a-Si:H solar cells with soft-imprinted plasmonic back reflectors
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10.1063/1.3256187
/content/aip/journal/apl/95/18/10.1063/1.3256187
http://aip.metastore.ingenta.com/content/aip/journal/apl/95/18/10.1063/1.3256187
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Figures

Image of FIG. 1.
FIG. 1.

(a) SEM image of a nanoimprinted pattern of holes after overcoating with Ag: The coated holes are 225 nm in diameter, 240 nm deep, and have a pitch of 513 nm. (b) SEM image showing a FIB cross section of a fully fabricated n-i-p a-Si:H solar cell grown on the patterned back contact.

Image of FIG. 2.
FIG. 2.

Best J-V measurements of the flat reference and patterned n-i-p a-Si:H cells. Inset shows the cell characteristics for each device.

Image of FIG. 3.
FIG. 3.

(a) Measured spectral response curves for the flat and patterned cells under bias . (b) Simulated normalized electron generation rates for flat and patterned cells.

Image of FIG. 4.
FIG. 4.

Calculated absorption enhancement for different Ag hole diameters and depths at . The solid dot represents the experimental configuration. Inset: Geometry of the simulation cell.

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/content/aip/journal/apl/95/18/10.1063/1.3256187
2009-11-03
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Improved red-response in thin film a-Si:H solar cells with soft-imprinted plasmonic back reflectors
http://aip.metastore.ingenta.com/content/aip/journal/apl/95/18/10.1063/1.3256187
10.1063/1.3256187
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