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Recent development of biofuel cell based self-powered biosensors
Shuai Hao1, Xiaoxuan Sun, He Zhang
1State Key Laboratory of Electroanalytical Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, China. jfzhai@ciac.ac.cn dongsj@ciac.ac.cn.
Journal of Materials Chemistry. B
|February 6, 2020
Summary
Self-powered biosensors (SPBs) utilizing enzymatic and microbial fuel cells offer versatile applications. This review highlights advances in EFC-SPBs for powering devices and MFC-SPBs for environmental sensing, discussing performance improvements and future directions.
Area of Science:
- Electrochemistry
- Biosensors
- Renewable Energy
Background:
- Self-powered biosensors (SPBs) leverage enzymatic biofuel cells (EFCs) and microbial fuel cells (MFCs) for diverse applications.
- Their simple configuration, miniaturization potential, and self-powering capability make them attractive for clinical diagnosis, environmental monitoring, and industrial processes.
Purpose of the Study:
- To review recent advancements in self-powered biosensors (SPBs).
- To focus on the integration of EFC-SPBs as power sources for microelectronic and electrochromic devices.
- To examine the application of MFC-based SPBs as sensors for environmental parameters like toxicity, COD, BOD, and AOC.
Main Methods:
- Review of recent literature on EFC-SPBs and MFC-based SPBs.
- Analysis of strategies to enhance energy output, reduce costs, and improve sensing performance (sensitivity, accuracy, dynamic range).
- Discussion of future development prospects for MFC-based SPBs.
Main Results:
- EFC-SPBs show promise as power sources for integrated microelectronic and electrochromic systems.
- MFC-based SPBs are effective sensors for detecting environmental pollutants and water quality parameters.
- Ongoing research focuses on optimizing energy generation, cost-effectiveness, and sensor performance.
Conclusions:
- SPBs based on EFCs and MFCs represent a significant advancement in biosensing technology.
- Further development is crucial for realizing their full potential in various applications, particularly in environmental monitoring.
- Future research should prioritize enhancing energy efficiency, reducing manufacturing costs, and expanding the sensing capabilities of MFC-based SPBs.
