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Application of advanced anodes in microbial fuel cells for power generation: A review.
Chemosphere ( IF 8.1 ) Pub Date : 2020-01-21 , DOI: 10.1016/j.chemosphere.2020.125985
Teng Cai 1 , Lijun Meng 2 , Gang Chen 2 , Yu Xi 2 , Nan Jiang 2 , Jialing Song 2 , Shengyang Zheng 2 , Yanbiao Liu 3 , Guangyin Zhen 4 , Manhong Huang 3
Affiliation  

Microbial fuel cells (MFCs) the most extensively described bioelectrochemical systems (BES), have been made remarkable progress in the past few decades. Although the energy and environment benefits of MFCs have been recognized in bioconversion process, there are still several challenges for practical applications on large-scale, particularly for relatively low power output by high ohmic resistance and long period of start-up time. Anodes serving as an attachment carrier of microorganisms plays a vital role on bioelectricity production and extracellular electron transfer (EET) between the electroactive bacteria (EAB) and solid electrode surface in MFCs. Therefore, there has been a surge of interest in developing advanced anodes to enhance electrode electrical properties of MFCs. In this review, different properties of advanced materials for decorating anode have been comprehensively elucidated regarding to the principle of well-designed electrode, power output and electrochemical properties. In particular, the mechanism of these materials to enhance bioelectricity generation and the synergistic action between the EAB and solid electrode were clarified in detail. Furthermore, development of next generation anode materials and the potential modification methods were also prospected.

中文翻译:

先进阳极在微生物燃料电池发电中的应用:综述。

微生物燃料电池(MFCs)是最广泛描述的生物电化学系统(BES),在过去的几十年中取得了显着进步。尽管在生物转化过程中已经认识到MFC的能源和环境效益,但对于大规模的实际应用仍存在一些挑战,特别是对于高欧姆电阻和较长启动时间的相对较低功率输出。阳极作为微生物的附着载体,对生物电的产生以及MFC中电活性细菌(EAB)和固体电极表面之间的细胞外电子转移(EET)起着至关重要的作用。因此,开发先进的阳极以增强MFC的电极电性能引起了人们的兴趣。在这篇评论中 关于精心设计的电极原理,功率输出和电化学性能,已经全面阐明了用于装饰阳极的先进材料的不同性能。特别是,详细阐明了这些材料增强生物电发电的机理以及EAB与固体电极之间的协同作用。此外,还期待开发下一代负极材料和潜在的改性方法。
更新日期:2020-01-22
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