CO₂ Reforming Performance and Visible Light Responsibility of Cr-Doped TiO₂ Prepared by Sol-Gel and Dip-Coating Method

Figure 1

Schematic drawing of CO₂ reforming experimental system: 1: Xe lamp; 2: colored glass filter; 3: quartz glass disc; 4: stainless pipe, 5: gas sampling tap; 6: copper disc; 7: teflon cylinder; 8: valve; 9: CO₂ gas cylinder.