Research Article
Influences of Mg Doping on the Electrochemical Performance of TiO2 Nanodots Based Biosensor Electrodes
Figure 2
SEM images of TiO2 nanodots/Ti substrates with various Mg doped concentrations with different morphologies.
| (a) Mg-TND-2 | 
| (b) Mg-TND-4 | 
| (c) Mg-TND-6 |