SOLAR CELL FRONT CONTACT WITH THICKNESS GRADIENT
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United States of America Patent
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Issued Date -
Jul 23, 2015
app pub date -
Jan 23, 2014
filing date -
Jan 23, 2014
priority date (Note) -
Abandoned
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Abstract
A solar cell has a back contact layer over a substrate. The substrate has a scribe line extending through it. An absorber layer is over the back contact layer. A front contact layer is over the absorber layer. The front contact layer has a first end and a second end opposite the first end. The scribe line is closer to the second end than to the first end. The front contact layer has a thickness above the first end that is greater than the thickness of the front contact layer at the scribe line.
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