Method of activating CdTe thin-film solar cells
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United States of America Patent
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Issued Date -
Mar 21, 2002
app pub date -
Jul 18, 2001
filing date -
Jul 26, 2000
priority date (Note) -
Abandoned
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Abstract
In a method of activating CdTe thin-film solar cells, substrates provided with a CdS layer and the CdTe layer are exposed to a gas mixture containing HCl, oxygen and nitrogen at an elevated temperature and at a total pressure below atmospheric pressure, the HCl partial pressure of the gas mixture being set at levels between 0.002 % and 0.2 % of the total gas pressure.
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