Table 1: Typical synthetic methods of 1D TiO2 nanostructures.

TiO2 nanostructures Synthesis methods References

TiO2 nanorods Sol-gel template method [20]
Hydrothermal method [22]
Chemical vapor deposition [23]

TiO2 nanotubes Electrochemical deposition [37]
Template method [41, 42]
Hydrothermal method [39, 4446]

TiO2 nanowires/nanofibers Hydrothermal method [5]
Microwave [75]
Electrospinning [76]

TiO2 nanobelts Solvothermal method[65]
Chemical vapor deposition [68]
Hydrothermal method [67]