Recent Advances in MXene-Based Electrochemical Sensors

Area of Science:

• Materials Science
• Nanotechnology
• Electrochemistry

Background:

• MXene, a novel 2D nanomaterial family, exhibits remarkable electrical conductivity, tunable structure, biocompatibility, and large surface area.
• These properties make MXene ideal for developing high-performance electrochemical sensors (MECSens).
• MXene's abundant surface terminations significantly enhance sensor sensitivity and selectivity.

Purpose of the Study:

• To provide an overview of various MXene-based electrochemical sensors (MECSens).
• To summarize the preparation and characterization methods for MECSens.
• To discuss the electrochemical performance, detection strategies, and application scenarios of MECSens.

Main Methods:

• Literature review and classification of existing MXene-based electrochemical sensors.
• Summary of preparation and characterization techniques.
• Analysis of performance metrics, detection mechanisms, and application fields.

Main Results:

• MXene-based electrochemical sensors (MECSens) demonstrate excellent performance due to unique material properties.
• Applications span clinical diagnosis, infectious disease surveillance, and food security.
• Not all MXene materials are equally suitable for sensor development.

Conclusions:

• MXene-based electrochemical sensors (MECSens) are promising for diverse analytical applications.
• Further research is needed to optimize material selection and sensor design.
• This review offers guidance for developing advanced MECSens for electrochemical analysis.