Combining plasmonic and electrochemical biosensing methods

Area of Science:

• Nanotechnology and Biosensing
• Electrochemistry and Plasmonics

Background:

• Electrochemical-plasmonic (EC-P) biosensors integrate electrochemical and plasmonic sensing principles.
• Despite significant potential highlighted for decades, EC-P biosensor applications in analytics remain limited.
• Ongoing research seeks unique applications and broader adoption of EC-P biosensing technologies.

Purpose of the Study:

• To review recent advancements in electrochemical-plasmonic biosensor technology.
• To discuss the unique features and advantages offered by EC-P biosensors.
• To identify key challenges and limitations hindering the widespread use of EC-P biosensors.

Main Methods:

• Comprehensive literature review of electrochemical-plasmonic biosensor research.
• Analysis of reported features, benefits, and applications of EC-P biosensors.
• Identification and discussion of technical and practical challenges in EC-P biosensor development.

Main Results:

• EC-P biosensors offer synergistic benefits by combining electrochemical sensitivity with plasmonic signal transduction.
• Review details specific applications in biomolecule quantification and the study of cellular processes.
• Identified challenges include integration complexity, cost, and standardization issues.

Conclusions:

• EC-P biosensors hold promise for advanced analytical applications, particularly in life sciences.
• Overcoming current limitations is crucial for realizing the full potential of EC-P biosensing.
• Further research and development are needed to drive wider adoption and unique applications.