Polymer-single-crystal@nanoparticle nanosandwich for surface enhanced Raman spectroscopy

被引:34
作者
Dong, Bin [1 ]
Wang, Wenda [1 ]
Miller, David L. [1 ]
Li, Christopher Y. [1 ]
机构
[1] Drexel Univ, Dept Mat Sci & Engn, Philadelphia, PA 19104 USA
基金
美国国家科学基金会;
关键词
COLLOID MONOLAYERS; GOLD NANOPARTICLES; AU NANOPARTICLES; SILVER ELECTRODE; SCATTERING; SERS; NANOSTRUCTURES; WAVELENGTH;
D O I
10.1039/c2jm33277a
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
We report a novel polymer-single-crystal@gold nanoparticle (PSC@AuNP) nanosandwich (two layers of AuNPs sandwiching one layer of PSC) structure for surface enhanced Raman spectroscopy (SERS). It can be used in the conventional way through solution mixing with analytes or by adopting tip-enhanced Raman spectroscopy (TERS) configuration by directly applying onto a flat or curved substrate for surface detection.
引用
收藏
页码:15526 / 15529
页数:4
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