Sensitivity enhancement of surface plasmon resonance biosensors based on versatile nanostructures: principle, fabrication, and illustrative applications

Key Points

• Sensitivity enhancement in surface plasmon resonance biosensors is achieved through innovative nanostructures, significantly improving detection capabilities.
• Key applications of these biosensors illustrate their effectiveness in various fields, including medical diagnostics and environmental monitoring.
• Observational analysis highlights the fabrication techniques crucial for developing versatile nanostructures for enhanced biosensing.
• Innovative surface plasmon resonance approaches may enable more reliable diagnostics; further studies are needed to explore scalability.