Figure 4

Potential-dependent Faradaic efficiencies of formate production in 1 M (green) and 0.1 M (blue) \(\hbox {KHCO}_3\) solution.

Potential-dependent Faradaic efficiencies of formate production in 1 M (green) and 0.1 M (blue) \(\hbox {KHCO}_3\) solution.