Fig. 2: Selectivity of Cu nanoflower catalysts towards CO2 reduction.
From: Perovskite-driven solar C2 hydrocarbon synthesis from CO2

a, FYs. b, Current densities. Two-hour CPE is conducted in a stirred 0.1 M KHCO3 electrolyte (pH 6.8), under 5 sccm CO2 flow, at room temperature.