Chalcopyrite semiconductor based photovoltaic solar cell comprising a metal substrate, coated metal substrate for a photovoltaic solar cell and manufacturing method thereof
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United States of America Patent
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Jan 24, 2012
Grant Date -
Nov 15, 2007
app pub date -
May 22, 2006
filing date -
Mar 14, 2006
priority date (Note) -
Expired
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Abstract
A chalcopyrite semiconductor based photovoltaic solar cell. This cell comprises a metal substrate. A conductive layer is present between the metal substrate and a chalcopyrite semiconductor. The conductive layer has a crystal structure fitting to the crystal structure of the chalcopyrite semiconductor. Also disclosed is a coated metal substrate, in particular a metal strip for producing the individual metal substrates of a solar cell, as well as a manufacturing method thereof.
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