Surface-Enhanced Raman Scattering (SERS) on transition metal and semiconductor nanostructures

Area of Science:

• Spectroscopy
• Nanoscience
• Materials Science

Background:

• Surface-Enhanced Raman Scattering (SERS) spectroscopy has grown significantly over 30 years.
• SERS-active substrates have diversified from Group 11 metals to non-Group 11 nanostructures.
• This evolution is driven by advances in nanoscience and nanotechnology.

Purpose of the Study:

• To provide an overview of historical advances in non-Group 11 nanostructures for SERS.
• To discuss mechanisms and factors influencing SERS from these novel substrates.
• To highlight the applications and future potential of non-Group 11 nanostructures in SERS.

Main Methods:

• Literature review of historical advances in SERS substrates.
• Analysis of mechanisms and key factors for SERS using non-Group 11 nanostructures.
• Examination of application-specific data in surface analysis and biochemical detection.

Main Results:

• Non-Group 11 nanostructures are emerging as viable alternatives to traditional SERS substrates.
• Understanding of SERS mechanisms and influencing factors for these new materials is advancing.
• Significant applications are demonstrated in surface analysis and biochemical detection.

Conclusions:

• Non-Group 11 nanostructures offer a promising avenue for SERS technology development.
• Further advancements in these substrates will enhance SERS capabilities in surface science, spectroscopy, and biomedicine.
• The expanding use of diverse nanostructures broadens the scope and impact of SERS.