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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