Graphite Sheets as High-Performance Low-Cost Anodes for Microbial Fuel Cells Using Real Food Wastewater

Hend Omar Mohamed, Mohamed Obaid, Enas Taha Sayed, Mohammad Ali Abdelkareem, Mira Park, Yanan Liu, Hak Yong Kim*, Nasser A.M. Barakat

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    40 Scopus citations

    Abstract

    Graphite paper is introduced as efficient and low-cost anode in an air-cathode microbial fuel cell (MFC) for simultaneous wastewater treatment and power generation using real food wastewater. Graphite paper as the cheapest investigated material provided the best electrochemical results in an MFC with an excellent open cell voltage. The significantly increased power generation could be attributed to the large surface area of the anode, leading to enhanced bacterial attachment on the graphite anode surface. Regarding wastewater treatment, the graphite anode exhibited the highest removal of organic pollutants and the highest coulombic efficiency. It shows an excellent efficiency as a bio-anode in the air-MFC for producing electricity and treating industrial wastewaters without requiring external mediators.

    Original languageEnglish (US)
    Pages (from-to)2243-2250
    Number of pages8
    JournalChemical Engineering and Technology
    Volume40
    Issue number12
    DOIs
    StatePublished - Dec 2017

    Keywords

    • Anode materials
    • Industrial wastewater treatment
    • Microbial fuel cells
    • Power generation

    ASJC Scopus subject areas

    • General Chemistry
    • General Chemical Engineering
    • Industrial and Manufacturing Engineering

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