A Review on Recent Trends and Future Developments in Electrochemical Sensing

Area of Science:

• Materials Science
• Electrochemistry
• Analytical Chemistry

Background:

• Electrochemical methods are crucial for sensing and monitoring applications.
• Current limitations exist in meeting consumer expectations for performance metrics like selectivity, sensitivity, detection limit, and response time.
• Novel electrode materials and sensing techniques are needed to overcome these challenges.

Purpose of the Study:

• To critically review recent advancements in electrochemical sensing.
• To discuss the role of two-dimensional (2D) materials and alternative methods in improving sensor performance.
• To highlight the progress towards wearable and point-of-care electrochemical sensors.

Main Methods:

• Review of recent literature on electrochemical sensing.
• Focus on electrode materials including graphene, metal-organic frameworks, MXene, and transition metal dichalcogenides.
• Analysis of alternative electrochemical sensing strategies.

Main Results:

• Two-dimensional materials and new methods offer significant potential for enhanced selectivity, sensitivity, lower detection limits, and faster response times.
• These innovations are driving the development of wearable and point-of-care electrochemical sensors.
• Emerging trends indicate a rapid evolution in the field of electrochemical sensing.

Conclusions:

• Recent developments in electrochemical sensing, particularly using advanced 2D materials, are overcoming previous limitations.
• The integration of these technologies is accelerating the creation of sophisticated wearable and point-of-care devices.
• The field is poised for significant growth and broader applications in diagnostics and monitoring.