Table 1 Representative FEs of products from electrochemical CO2RR shown in Figs. 5 and 6.
From: A scalable method for preparing Cu electrocatalysts that convert CO2 into C2+ products
Catalyst | Vappl (Ag/AgCl) | J (mA/cm2) | Vcomp (Ag/AgCl) | Vcomp (RHE) | FE (%) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CO | CH4 | C2H4 | H2 | HCOO− | EtOH | PrOH | Other | Total | C1 | C2 | C3 | C2+ | ||||||
Fig. 5 | EP_Cu | −2.11 | 19.6 | −1.78 | −1.18 | 3.6 | 54 | 13.28 | 7.2 | 9.1 | 4.4 | 0.7 | 5.5 | 97.6 | 66.6 | 20.4 | 3.4 | 23.82 |
Cu_KCl 100 s | −2.11 | 45.5 | −1.73 | −1.14 | 1.7 | 5.8 | 45.14 | 14.6 | 11.2 | 11 | 3.7 | 5.7 | 98.9 | 18.7 | 57.7 | 7.9 | 65.60 | |
Cu_KBr 60 s | −2.11 | 42.7 | −1.75 | −1.15 | 1.0 | 9.6 | 49.47 | 11.7 | 5.6 | 12.8 | 3.4 | 6.1 | 98.2 | 16.2 | 65.4 | 6.3 | 71.71 | |
Cu_KI 1 s | −2.11 | 40.0 | −1.74 | −1.15 | 2.0 | 14 | 44.54 | 8.9 | 8.7 | 9.8 | 3.2 | 7.7 | 98.8 | 24.7 | 57.4 | 7.8 | 65.21 | |
Fig. 6 | Cu_KCl 60 s | −2.11 | 40.3 | −1.71 | −1.11 | 1.6 | 4.1 | 50.15 | 12.0 | 9.7 | 10.9 | 4.3 | 5.3 | 98.1 | 15.4 | 62.9 | 7.9 | 70.73 |
Cu_KBr 90 s | −2.11 | 43.3 | −1.70 | −1.10 | 2.3 | 1.7 | 50.94 | 13.8 | 8.7 | 12 | 4.4 | 4.2 | 98.0 | 12.6 | 64.4 | 7.2 | 71.54 | |
CI_KI 10 s | −2.11 | 40.0 | −1.69 | −1.09 | 1.5 | 8.4 | 49.99 | 9.3 | 9.2 | 13.8 | 5.2 | 3.6 | 98.0 | 19.1 | 65.3 | 7.2 | 72.58 | |
