Enhance electron transfer and performance of microbial fuel cells by perforating the cell membrane

In this study, a facile bacteria treatment approach by chemically "perforating" pores and channels on the bacterial membrane is developed to significantly improve the electron transfer rate and power density of microbial fuel cell (MFC). The enhancements are due to increased mediator excre...

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Bibliographic Details
Main Authors: Liu, Jing, Qiao, Yan, Lu, Zhisong, Song, Hao, Li, Chang Ming
Other Authors: School of Chemical and Biomedical Engineering
Format: Article
Language:English
Published: 2013
Online Access:https://hdl.handle.net/10356/95940
http://hdl.handle.net/10220/10858
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Institution: Nanyang Technological University
Language: English
Description
Summary:In this study, a facile bacteria treatment approach by chemically "perforating" pores and channels on the bacterial membrane is developed to significantly improve the electron transfer rate and power density of microbial fuel cell (MFC). The enhancements are due to increased mediator excretion evidenced by UV–vis absorption measurements and enhanced direct electron transfer through the bacterial membrane as proved by the significantly increased bioelectrocatalytic currents measured with cyclic voltammograms.