Table 1.
Particle size of active species and turnover frequency (TOF) of various catalysts.
| Catalysts | Active Species | Particle Size (nm) | TOF (mol-H2 min−1 mol-Active Species−1) | Ref. |
|---|---|---|---|---|
| Co–B/SBA-15 | Co–B | 6–12 | 3.4 | [55] |
| Co–B/MCM-41 | - | 3–30 | 2 | - |
| Co–B/FSM-16 | - | 3–30 | 2.1 | - |
| Co–B/non-porous | - | 30 | 0.9 | - |
| unsupported Co–B | - | 30–40 | 0.6 | - |
| Co–B/C-film | - | 50–300 | 0.6 | [62] |
| unsupported Co–B film | - | ~250 | 0.1 | - |
| Co–W–P–B/Ni foam | - | 200–400 | - | [64] |
| Ru@ZK-4 | Ru | 2.9 | 90 | [66] |
| Ni@3D-(N)GFs | Ni | 2–4 | 41.7 | [67] |
| p(HEMA)-Co | Co | - | 3.8 | [81] |
| p(HEMA)-Ni | Ni | - | 0.8 | - |
| p(HEMA)-Cu | Cu | - | 1.1 | - |
| p(SPM)-Co | Co | - | 5.8 | [82] |
| p(SPM)-Ni | Ni | - | 3.8 | - |
| p(SPM)-Cu | Cu | - | 1.8 | - |
| p(VPA)-Co | Co | - | 7.7 | [85] |
| p(VPA)-Ni | Ni | - | 3.6 | - |
| p(VPA)-Cu | Cu | - | 1.1 | - |
| Co-MOF | Co | <10 | 20.8 | [98] |
| Ni-ZIF-8 | Ni | 2.7 | 14.2 | [99] |
| Pt@MIL-101(Cr) | Pt | 1.2–3 | 446.4 | [46] |
| AuNi@MIL-101(Cr) | AuNi | 2.9–3.4 | 66.2 | [103] |
| AuCo@MIL101(Cr) | AuCo | 1.8 | 23.5 | [102] |