CO₂ Reforming Characteristics under Visible Light Response of Cr- or Ag-Doped TiO₂ Prepared by Sol-Gel and Dip-Coating Process

Table 2

Relationship between each element and different 𝑅 for Ag-doped TiO₂ film.

R [wt%]	1	10	20	30	40	50
Element
Ag [wt%]	0.6	1.4	1.9	2.5	2.6	3.4
Ti [wt%]	99.4	98.6	98.1	97.5	97.4	96.6
Total	100.0	100.0	100.0	100.0	100.0	100.0