Table 1.
Summary of the reaction conditions with conversion to and selectivity for CO, when available, for selected RWGSR catalysts.
| Catalyst | Catalyst mass (mg) | H2/CO2 ratio | WHSV (mL gcat−1 h−1) | Temperature (°C) | Pressure (MPa) | Conversion (%) | Selectivity (%) |
|---|---|---|---|---|---|---|---|
| 2%Pt/CeO2 (Goguet et al., 2004b) | 40 | 4:1 | 300,000 | 290 | 0.1 | 21.7 | ~100 |
| 1%Ni/CeO2 (Wang et al., 2013a) | 50 | 1:1 | 120,000 | 400 | 0.1 | ~4.5 | ~90 |
| 5%Ru/CeO2 (Panaritis et al., 2018) | 50 | 1:1 | 120,000 | 350 | 0.1 | ~16 | ~31 |
| RuNi/CeZr (Sache et al., 2020) | 250 | 4:1 | 24,000 | 350 | 0.1 | 53 | 93 |
| FeNi/CeZr (Sache et al., 2020) | 250 | 4:1 | 24,000 | 350 | 0.1 | 13 | 60 |
| 5%Ru/Sm-CeO2 (Panaritis et al., 2018) | 50 | 1:1 | 120,000 | 350 | 0.1 | ~16 | ~69 |
| 3.2%PtCo/CeO2 (Kattel et al., 2016b) | N/A | 2:1 | N/A | 300 | 0.1 | 9.1 | 92.3 |
| PdNi/CeO2 (Porosoff et al., 2014) | 100 | 7:1 | 30,000 | 300 | 1.07 × 10−4 | 2.5 | 37.5 |
| 10%Co/CeO2 (Wang et al., 2013b) | 20 | 3:1 | 300,000 | 300 | 0.1 | 3.8 | 39.4 |
| 1%Pt/TiO2 (Kim et al., 2012b) | 500 | 1:1 | 12,000 | 300 | 0.1 | ~13 | ~100 |
| 3.2%PtCo/TiO2 (Kattel et al., 2016b) | N/A | 2:1 | N/A | 300 | 0.1 | 8.2 | 98.8 |
| 0.2%Rh/TiO2 (Matsubu et al., 2015) | 15 | 4:1 | 40,000 | 200 | 0.1 | N/A | ~14.5 |
| 0.1%Ru/Al2O3 (Matsubu et al., 2015) | 50 | 3:1 | 720,000 | 400 | 0.1 | ~13 | ~80 |
| 1%Pt/Al2O3 (Kim et al., 2012b) | 500 | 1.43:1 | 12,000 | 300 | 0.1 | ~5.8 | ~100 |
| Ni-Mo/Al2O3 (Kharaji et al., 2014) | N/A | 1:1 | 30,000 | 600 | 0.1 | ~35 | N/A |
| Mo/Al2O3 (Kharaji et al., 2014) | N/A | 1:1 | 30,000 | 600 | 0.1 | ~15 | N/A |
| Fe-Mo/γ-Al2O3 (Kharaji et al., 2013) | 5,000 | 1:1 | N/A | 400 | 0.1 | ~22 | ~100 |
| Fe/γ-Al2O3 (Kharaji et al., 2013) | 5,000 | 1:1 | N/A | 400 | 0.1 | ~15.5 | ~100 |
| PtCo/γ-Al2O3 (Porosoff and Chen, 2013) | N/A | 3:1 | N/A | 300 | 4 × 10−3 | 10 | 89.4 |
| 20%Cu-Ni/γ-Al2O3 (Liu and Liu, 1999) | N/A | 1:1 | 2,000 | 500 | 0.1 | 23.2 | 75.5 |
| 3.2%PtCo/ZrO2 (Kattel et al., 2016b) | N/A | 2:1 | N/A | 300 | 0.1 | 7.8 | 89.5 |
| 0.5%Pd/La2O3/MWCNT (Kwak et al., 2013a) | 50 | 3:1 | 72,000 | 400 | 0.1 | ~20 | ~100 |
| 0.5%Pd/MWCNT (Kwak et al., 2013a) | 50 | 3:1 | 72,000 | 400 | 0.1 | 0 | 0 |
| 10%Cu-0.3%Fe/SiO2 (Chen et al., 2004) | 20 | 1:1 | 120,000 | 600 | 0.1 | ~12 | ~100 |
| 10%Cu/SiO2 (Chen et al., 2004) | 20 | 1:1 | 120,000 | 600 | 0.1 | ~8 | ~100 |
| 0.3%Fe/SiO2 (Chen et al., 2004) | 20 | 1:1 | 120,000 | 600 | 0.1 | ~2 | ~100 |
| 1%NiO/CeO2/SBA-15 (Lu and Kawamoto, 2014) | 2,000 | 1:1 | 1,500 | 450 | 0.1 | ~2.5 | 100 |
| ZnO/Al2O3 (Zn:Al = 1:2) (Park et al., 2001) | N/A | 3:1 | 15,000 | 400 | 0.1 | ~3.4 | ~100 |
| 2D (δ)-MnO2 (He et al., 2019) | 30 | 1:1 | 40,000 | 850 | 0.1 | 50 | 100 |
| ZnO (Park et al., 2001) | N/A | 3:1 | 15,000 | 400 | 0.1 | ~2.6 | ~100 |
| Al2O3 (Park et al., 2001) | N/A | 3:1 | 15,000 | 400 | 0.1 | 0 | 100 |
| 1%Cu/β-Mo2C (Zhang et al., 2016) | 20 | 2:1 | 300,000 | 350 | 0.1 | 11 | 40 |
| 7.5%Co-Mo2C (Porosoff et al., 2014) | 100 | 2:1 | 36,000 | 300 | 1.07 × 10−4 | 9.5 | ~98.1 |
| Mo2C (Porosoff et al., 2014) | 100 | 2:1 | 36,000 | 300 | 1.07 × 10−4 | 8.7 | ~93.5 |