Royal Society of Chemistry, Chemical Communications, 53(50), p. 7020, 2014
DOI: 10.1039/c4cc02066a
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We report the fabrication of a highly active nonstoichiometric SnO 2-d based counter electrode for dye-sensitized solar cells (DSSCs). The introduction of oxygen vacancies into SnO2 results in a much lower charge transfer resistance and a higher polarization current density. The solar energy conversion efficiency of the SnO2-d based DSSCs is increased by 67%. © the Partner Organisations 2014.