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Two-Dimensional Field-Effect Transistor Sensors: The Road toward Commercialization
Changhao Dai1,2, Yunqi Liu2, Dacheng Wei1,2
1State Key Laboratory of Molecular Engineering of Polymers, Department of Macromolecular Science, Fudan University, Shanghai 200433, China.
Chemical Reviews
|April 12, 2022
Summary
Field-effect transistors (FETs) using two-dimensional (2D) materials offer advanced sensing capabilities for intelligent systems. This review details 2D FET sensors, covering materials, applications, and commercialization challenges.
Area of Science:
- Materials Science
- Nanotechnology
- Sensor Technology
Background:
- Information technology's success relies on sensor advancements.
- Intelligent systems require stimuli-controlled, adaptive, low-power operation.
- Field-effect transistors (FETs) with two-dimensional (2D) materials are promising for sensing.
Purpose of the Study:
- To review the latest advancements in 2D-material-based FET (2D FET) sensors.
- To cover materials, operating principles, fabrication, applications, and prototypes.
- To discuss commercialization challenges and future prospects.
Main Methods:
- Comprehensive literature review of 2D FET sensors.
- Categorization into physical, chemical, and biological sensors.
- Analysis of fabrication techniques and prototype development.
Main Results:
- 2D FETs offer label-free detection, fast response, and easy integration.
- Review covers diverse applications across physical, chemical, and biological domains.
- Progress in commercial prototypes and identified commercialization hurdles.
Conclusions:
- 2D FET sensors represent a significant advancement in sensing technology.
- Addressing challenges in fabrication and integration is key for commercialization.
- Future development focuses on robust, commercializable 2D FET sensing systems.
