PHOTOELECTRIC CONVERSION ELEMENT AND SOLAR CELL
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United States of America Patent
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app pub date -
May 15, 2014
filing date -
Nov 16, 2011
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Abandoned
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Abstract
An aspect of one embodiment, there is provided a photoelectric conversion element, including a first electrode having optical transparency, a second electrode, and an optical absorption layer provided between the first electrode and the second electrode, the optical absorption layer having a compound semiconductor constituted with a chalcopyrite structure or a stannite structure, the compound semiconductor having a first element of a Group 11 element and a second element of a Group 16 element and comprising a p-type portion and an n-type portion provided between the p-type portion and the first electrode, the n-type portion and the p-type portion jointly having a homo junction, wherein the n-type portion comprises a dopant which has a formal charge Vb being not less than 1.60 and not more than 2.83.
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