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Related Experiment Video

Updated: May 15, 2026

Ultrafast Laser-Ablated Nanoparticles and Nanostructures for Surface-Enhanced Raman Scattering-Based Sensing Applications

Ultrafast Laser-Ablated Nanoparticles and Nanostructures for Surface-Enhanced Raman Scattering-Based Sensing Applications

Published on: June 16, 2023

Surface-enhanced Raman scattering imaging using noble metal nanoparticles.

Andrew J Wilson¹, Katherine A Willets

¹Department of Chemistry and Biochemistry, The University of Texas at Austin, Austin, TX, USA.

Wiley Interdisciplinary Reviews. Nanomedicine and Nanobiotechnology

|January 22, 2013

Summary

Surface-enhanced Raman scattering (SERS) imaging uses gold or silver nanoparticles to amplify signals for biological studies. This review details SERS mechanisms and applications in cellular imaging and in vivo tracking.

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Area of Science:

Biophysics
Nanotechnology
Spectroscopy

Background:

Surface-enhanced Raman scattering (SERS) imaging offers high sensitivity for analyzing biological samples.
The technique relies on plasmonic enhancement from noble metal nanoparticles (gold, silver), boosting Raman signals by 10^5–10^8.
SERS is valuable for in vitro and in vivo biological investigations.

Purpose of the Study:

To review the fundamental enhancement mechanisms of SERS.
To provide experimental considerations for SERS imaging, particularly in cellular contexts.
To highlight SERS applications in chemical distribution analysis, multiplexing, and dynamic in vivo tracking.

Main Methods:

Description of the SERS enhancement mechanism.
Guidance on experimental parameters for SERS imaging.
Illustrative examples of SERS applications in biological systems.

Main Results:

SERS enables precise measurement of chemical distributions within cells.
The technique supports signal multiplexing for simultaneous detection of multiple analytes.
SERS allows real-time tracking of probe dynamics in vivo.

Conclusions:

SERS is a versatile tool for advanced biological imaging and chemical analysis.
Future directions include integrating SERS with super-resolution microscopy for enhanced spatial resolution.
SERS holds significant potential for future biomedical research and diagnostics.