Fig. 1: Design of the PEC cell.
From: Paired photoelectrochemical conversion of CO2/H2O and glycerol at high rate

a, Schematic exploded view of the PEC cell with the detailed structure of the photoanode. b, A photograph of the PEC cell under operation. AEM, anion-exchange membrane; GDE, gas diffusion electrode; PP, polypropylene; PCB, printed circuit board.