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Plasmonic Biosensors: Review.

Mohga E Hamza¹, Muhammad A Othman¹, Mohamed A Swillam¹

¹Nanophotonics Research Laboratory, Department of Physics, The American University in Cairo, Cairo 11835, Egypt.

|May 28, 2022

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Plasmonic biosensors offer sensitive, real-time analysis for disease detection and environmental monitoring. This review details recent advancements in plasmonic biosensor design, fabrication, and characterization for diverse applications.

Area of Science:

Biomedical Engineering
Nanotechnology
Analytical Chemistry

Background:

Biosensors are crucial for disease development monitoring, virus detection, and environmental analysis.
Plasmonic resonance is an emerging technique for sensitive, real-time, label-free biosensing.
Plasmonic biosensors integrate nanotechnology for enhanced diagnostic capabilities.

Purpose of the Study:

To review recent techniques in plasmonic biosensor design and fabrication.
To compare characterization methods for plasmonic biosensors.
To evaluate the advantages and drawbacks of plasmonic biosensors in various fields.

Main Methods:

Literature review of recent advancements in plasmonic biosensor technology.
Analysis of design, fabrication, and characterization methodologies.

Keywords:

biosensors lab-on-chip plasmonics surface plasmon resonance

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Comparative assessment of different plasmonic biosensing approaches.

Main Results:

Plasmonic resonance enables highly sensitive and real-time detection.
Various techniques exist for plasmonic biosensor design and fabrication, each with unique benefits.
Characterization methods are critical for validating sensor performance.

Conclusions:

Plasmonic biosensors represent a significant advancement in diagnostic tools.
Understanding design and fabrication trade-offs is key for optimal application.
Continued research will further enhance the utility of plasmonic biosensors.