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. Author manuscript; available in PMC: 2014 Feb 5.
Published in final edited form as: Chem Rev. 2013 Jun 14;113(8):6621–6658. doi: 10.1021/cr300463y

Figure 5.

Figure 5

Left: Structure of EMIM+BF4− ion pair. Right: Schematic of the proposed cocatalytic mechanism in the reduction of CO2 to CO via a complex between the EMIM+ and the CO2·− radical on the surface of the cathode.19