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

Table 1

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

R [wt%]	1	10	20	30	40	50	60	70	80	90	100
Element
Cr [wt%]	5.5	7.1	8.2	11.3	13.2	15.3	18.9	22.4	17.0	18.0	18.6
Ti [wt%]	94.5	92.9	91.8	88.7	86.8	84.7	81.1	77.6	83.0	82.0	81.4
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0