Architecture engineering of hierarchically porous chitosan/vacuum-stripped graphene scaffold as bioanode for high performance microbial fuel cell

The bioanode is the defining feature of microbial fuel cell (MFC) technology and often limits its performance. In the current work, we report the engineering of a novel hierarchically porous architecture as an efficient bioanode, consisting of biocompatible chitosan and vacuum-stripped graphene (CHI...

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Bibliographic Details
Main Authors: He, Ziming, Liu, Jing, Qiao, Yan, Li, Chang Ming, Tan, Thatt Yang Timothy
Other Authors: School of Chemical and Biomedical Engineering
Format: Article
Language:English
Published: 2013
Online Access:https://hdl.handle.net/10356/97157
http://hdl.handle.net/10220/10883
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Institution: Nanyang Technological University
Language: English
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Summary:The bioanode is the defining feature of microbial fuel cell (MFC) technology and often limits its performance. In the current work, we report the engineering of a novel hierarchically porous architecture as an efficient bioanode, consisting of biocompatible chitosan and vacuum-stripped graphene (CHI/VSG). With the hierarchical pores and unique VSG, an optimized bioanode delivered a remarkable maximum power density of 1530 mW m–2 in a mediator-less MFC, 78 times higher than a carbon cloth anode.