Advances in MXene-based luminescence sensing strategies

Area of Science:

• Materials Science
• Nanotechnology
• Analytical Chemistry

Background:

• MXenes are emerging two-dimensional (2D) materials with remarkable properties like high conductivity, large surface area, and surface functionalization ease.
• These properties make MXenes highly suitable for advanced biosensing applications.
• Their potential in luminescence sensing has been increasingly recognized.

Purpose of the Study:

• To review and analyze MXene-based luminescence sensing strategies.
• To compare the performance of fluorescence, electrochemiluminescence, and chemiluminescence sensors utilizing MXenes.
• To discuss the future perspectives and potential of MXene-based luminescence sensors.

Main Methods:

• Literature review focusing on MXene applications in luminescence sensing.
• Categorization of MXene-based sensors into fluorescence, electrochemiluminescence, and chemiluminescence types.
• Comparative analysis of sensor performance metrics and mechanisms.

Main Results:

• MXenes are employed as sensing platforms or luminescence sources in various forms (nanosheets, quantum dots, nanocomposites).
• Diverse MXene-based luminescence sensors demonstrate significant potential for sensitive and selective detection.
• Performance comparisons highlight the strengths and weaknesses of different MXene luminescence sensing modalities.

Conclusions:

• MXenes offer a versatile platform for developing next-generation luminescence biosensors.
• Further research is needed to optimize MXene-based sensors for practical applications.
• The field holds significant promise for advancements in diagnostics and environmental monitoring.