Figure 7.

Mott-Schottky plots for the pristine TiO2 NRs and Sn/TiO2 NRs with different doping levels. The data were collected at a frequency of 5 kHz in the dark.

Sun et al. Nanoscale Research Letters 2013 8:462   doi:10.1186/1556-276X-8-462
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