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Table 4 Performance for CO2 reduction monolith photoreactors compared to batch photoreactors

From: Process intensification technologies for CO2 capture and conversion – a review

MediumCatalystLight intensity,
mW/cm2
Main ProductsIntensified parameterRef.
AqueousPd/Rh doped TiO2 nanoparticles41.62CH3OH
HCHO
95.7% higher quantum efficiency[76]
GaseousV and W doped TiO244.6CO
CH4
H2
57.8% higher quantum efficiency compared to Cu/TiO2 in conventional reactor[117]
GaseousTiO2150CH491% higher quantum efficiency[118]