2D Nanomaterial-Based Surface Plasmon Resonance Sensors for Biosensing Applications

Area of Science:

• Materials Science
• Nanotechnology
• Sensor Technology

Background:

• Material properties like absorption, binding energy, surface area, and conductivity are crucial for sensing devices.
• Two-dimensional (2D) nanomaterials, including black phosphorus, transition metal dichalcogenides (TMDCs), and graphene, exhibit exceptional characteristics for sensor fabrication.

Purpose of the Study:

• To summarize the advancements in 2D nanomaterial-based surface plasmon resonance (SPR) sensors over the past decade.
• To provide a comprehensive overview of SPR sensor technology, including its principles, configurations, and applications.
• To offer a platform for researchers entering the field of 2D nanomaterial-based SPR sensors.

Main Methods:

• Literature review focusing on the last decade of research in 2D nanomaterial-based SPR sensors.
• Discussion of the Kretschmann configuration, a common setup for SPR sensing.
• Analysis of the sensing principles, characteristic parameters, and diverse applications of SPR sensors.

Main Results:

• 2D nanomaterials significantly enhance the performance of SPR sensors due to their large surface area and conductivity.
• Recent progress in 2D nanomaterial integration has led to improved sensitivity and specificity in SPR sensing applications.
• The review covers key developments, applications, and future prospects in this rapidly evolving field.

Conclusions:

• 2D nanomaterials are pivotal for the development of high-performance SPR sensors.
• The integration of these nanomaterials opens new avenues for advanced sensing technologies across various fields.
• This work serves as a valuable resource for researchers exploring the potential of 2D nanomaterial-based SPR sensors.