Ink composition, thin film solar cell and methods for forming the same
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United States of America Patent
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Issued Date -
May 22, 2014
app pub date -
Nov 21, 2012
filing date -
Nov 21, 2012
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Abstract
An ink composition, a thin film solar cell and method for forming the thin film solar cell are disclosed. The ink composition includes a solvent system, a source of Cu, a source of Zn, a source of Sn, a source of S and/or Se, and a source of group III element, wherein the ink composition is adapted in forming a I-II-IV-VI thin film solar cell to increase a fill factor of the I-II-IV-VI thin film solar cell.
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