spectroscopy and scientific instrumentation
表面增强拉曼散射
Surface-Enhanced Raman ScatteringA spectroscopic technique used to enhance Raman scattering by molecules adsorbed on rough metal surfaces or nanostructures / 一种用于增强吸附在粗糙金属表面或纳米结构上分子的拉曼散射的光谱技术
- Knowledge type
- 自然理论
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-10-23 21:01:50
Sub-knowledge points
Electromagnetic enhancement mechanismChemical enhancement mechanismHot spotsSubstrate fabrication
Higher-order knowledge points
Main parameters and performance indicators
Enhancement factor: typically 10^6 to 10^14Excitation wavelength: visible to near-infraredSubstrate: nanostructured metal (e.g., Au, Ag)
Open problems
Reproducibility of SERS signals due to substrate heterogeneityQuantitative analysis limitationsStability of hot spots under environmental conditions
Related literature
ranked by community starsCefalexin fingerprinting in water using graphene oxide/gold nanoparticle-modified silica photonic microsphere SERS substratesOpen source
Related products and links
SERS substratesPhotonic microspheresGraphene oxide/gold nanoparticle-modified silica
Creation and modification trail
1 recordsRecord title: Surface-Enhanced Raman Scattering.
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