Microbial electrosynthesis (MES) is an electrochemical process used to drive microbial metabolism for bio-production, such as the reduction of CO2 into industrially relevant organic products as an alternative to current fossil-fuel-derived commodities. After a decade of research on MES from CO2, figures of merit have increased significantly but are plateauing yet far from those expected to allow competitiveness for synthesis of commodity chemicals. Here we discuss the substantial technological shortcomings still associated with MES and evoke possible ways to mitigate them. It appears particularly challenging to obtain both relevant production rates (driven by high current densities) and energy conversion efficiency (i.e. low cell voltage) in microbial-compatible electrolytes. More competitive processes could arise by decoupling effective abiotic electroreductions (e.g. CO2 to CO or ethanol; H-2 evolution) with subsequent fermentation processes.
机构:
Univ So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USAUniv So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USA
He, Zhen
;
Mansfeld, Florian
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机构:
Univ So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USAUniv So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USA
机构:
Univ So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USAUniv So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USA
He, Zhen
;
Mansfeld, Florian
论文数: 0引用数: 0
h-index: 0
机构:
Univ So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USAUniv So Calif, CEEL, Mork Family Dept Chem Engn & Mat Sci, Los Angeles, CA 90089 USA