Growth of 1-D TiO₂ Nanowires on Ti and Ti Alloys by Oxidation

Figure 1

SEM image of pure α-Ti sample heat-treated in Ar gas containing 10 s to 100 s of ppm of oxygen at 600°C for 8 hr at a flow rate of 200 mL/min; (a): low magnification and (b): higher magnification.

(a)

(b)