Research Article
Effect of Low Cobalt Loading on TiO2 Nanotube Arrays for Water-Splitting
Figure 3
XRD pattern of nanotube TiO2/Ti and Co-TiO2/Ti obtained through electrosynthesis route; (A) anatase, (R) rutile, and (▼) titanium. The dashed lines indicate the Co3O4 and the fcc-Co position [49].