Positive effects of concomitant heavy metals and their reduzates on hexavalent chromium removal in microbial fuel cells.

RSC Adv · 2020 · PMC9052389 · PMID 35495465

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In addition, the enhancement exhibited an increasing trend with the increased Cu( ii ) concentrations (from 50 mg L −1 to 400 mg L −1 ) and with the decreased external resistances (from 2000 Ω to 10 Ω), implying more Cu( ii ) ions and electrons were needed to exert synergistic effects of the co-existing Cu( ii ) for Cr( vi ) reduction (ESI, Fig.

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