Sodium Passivation of the Grain Boundaries in CuInSe2 and Cu2ZnSnS4 for High-Efficiency Solar Cells
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DOI: 10.1002/aenm.201601457
Abstract: It is well known that sodium at grain boundaries (GBs) increases the photovoltaic efficiencies of CuInSe2 and Cu2ZnSnS4 significantly. However, the mechanism of how sodium influences the GBs is still unknown. Based on the recently… read more here.
Keywords: passivation; dangling bonds; bonds gbs; grain boundaries ... See more keywords