METALLIZATION STRUCTURES FOR SOLAR CELLS
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United States of America Patent
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Issued Date -
Jan 4, 2018
app pub date -
Jul 1, 2016
filing date -
Jul 1, 2016
priority date (Note) -
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Abstract
Solar cells having conductive contacts are described. In an example, a solar cell can include a protective layer disposed over a substrate, where the protective layer comprises a contact hole. A first metal layer disposed over the protective layer, where the first metal layer is electrically connected to the substrate through the contact hole. A second metal layer disposed over the first metal layer and a bond region disposed between the first metal layer and the second metal layer, where the bond region is located above a region of the protective layer without a contact hole.
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