Research Article
Fabrication of Ni-Doped PbTiO3-Coated TiO2 Nanorod Arrays for Improved Photoelectrochemical Performance
Figure 5
(a) Nyquist plots of EIS data for TiO2 nanorod arrays and PTN15/TiO2 composite films. Inset: (above) enlarged Nyquist plots at high-frequency region and (below) an equivalent circuit model of the three-electrode system. (b) Photocurrent-time transient response of the PTO/TiO2 and PTN/TiO2 films.
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