PHOTOVOLTAIC DEVICE
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United States of America Patent
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N/A
Issued Date -
Sep 26, 2013
app pub date -
Mar 15, 2013
filing date -
Mar 26, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A photovoltaic device includes a light absorbing layer as a p-type semiconductor, a buffer layer, and a window layer. The light absorbing layer, the buffer layer, and the window layer are provided in this order. A film of a sulfide-based compound semiconductor containing Cu, Zn, Sn, and S is used as the light absorbing layer. In addition, the buffer layer includes a material having a composition of Zn1-xMgxO (0
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