Figure 7.

DSSCs' intensity-modulated photovoltage spectroscopy results. Pure TiO2 film (black filled circle) and TiO2 films with 5 wt.% TN (blue empty square) or ATN (red inverted filled triangle).

Jin et al. Nanoscale Research Letters 2012 7:97   doi:10.1186/1556-276X-7-97
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