Influence of Acid Modification Multiwall Carbon Nanotube Counter Electrodes on the Glass and Flexible Dye-Sensitized Solar Cell Performance

Figure 5

(a) Plot of the photocurrent density () versus the photovoltage () of the Pt/FTO, U-CNTs/FTO, and M-CNTs/FTO glass DSSCs. (b) Cyclic voltammograms of the Pt/FTO, U-CNTs/FTO, and M-CNTs/FTO films on glass substrates in acetonitrile solution of 10 mM LiI, 1 mM , and 0.1 M LiClO₄ at the scan rate of 20 mV/s.

(a)

(b)