Fig. 7From: Mo2C-induced hydrogen production enhances microbial electrosynthesis of acetate from CO2 reductionAt the end of the experiments, the relative abundance of bacterial phylum level (a) and genus level (b) in biofilms and planktonic cells from two replicate reactors with 12 mg cm−2 Mo2C–CF and CF. Others represent the sum of bacteria in a sample with a relative abundance of < 1%Back to article page