Bifacial solar cell
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United States of America Patent
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Sep 9, 1997
Issued Date -
N/A
app pub date -
Aug 7, 1995
filing date -
May 30, 1990
priority date (Note) -
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Importance
Abstract
A bifacial solar cell including a semiconductor substrate wafer, a first active area of a first conductivity type provided on at least a part of a first side of the wafer and a second active area of a second conductivity type provided on a second side of the wafter, the edge face of the wafter and the periphery of said first side of the wafter. The first active area and second active area are separated by a distance .lambda., the distance .lambda. allowing a leakage current to flow between the first and second active areas.
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