A tip–gap mesh-like bilayer SERS substrate for highly sensitive detection

2018 ◽  
Vol 10 (19) ◽  
pp. 2251-2256 ◽  
Author(s):  
Liang Lv ◽  
Junrong Li ◽  
Wei Fang ◽  
Aiguo Shen ◽  
Jiming Hu
Keyword(s):  
Noble Metal ◽  
Hot Spots ◽  
Sensitive Detection ◽  
Sers Substrate ◽  
Highly Sensitive ◽  
Metal Nanostructure ◽  
Highly Sensitive Detection

Tips and gaps of noble metal nanostructure meshing with each other would make SERS hot-spots grow exponentially.

Multiple coupling in plasmonic metal/dielectric hollow nanocavity arrays for highly sensitive detection

Nanoscale ◽  
2015 ◽  
Vol 7 (32) ◽  
pp. 13495-13502 ◽  
Author(s):  
Jun Yin ◽  
Yashu Zang ◽  
Chuang Yue ◽  
Xu He ◽  
Hongtao Yang ◽  
...  
Keyword(s):  
Hot Spots ◽  
Coupling Effect ◽  
Sensitive Detection ◽  
Sers Substrate ◽  
Highly Sensitive ◽  
Nanostructure Arrays ◽  
Highly Sensitive Detection

The multiple coupling effect within the plasmonic cavities and consequently generated hot spots ensure that these composite nanostructure arrays are a suitable SERS substrate for bio-sensing.

In situ formation of SERS hot spots by a bis-quaternized perylene dye: a simple strategy for highly sensitive detection of heparin over a wide concentration range

The Analyst ◽  
2018 ◽  
Vol 143 (8) ◽  
pp. 1899-1905 ◽  
Author(s):  
Wei Ji ◽  
Xue Zhang ◽  
Jianzhang Zhao ◽  
Ye Gao ◽  
Wei Song ◽  
...  
Keyword(s):  
Hot Spots ◽  
Hot Spot ◽  
Sensitive Detection ◽  
Simple Strategy ◽  
Assembly Method ◽  
Highly Sensitive ◽  
In Situ Formation ◽  
Perylene Dye ◽  
Highly Sensitive Detection

We have demonstrated a simple SERS assay for the sensitive detection of heparin by means of an in situ hot spot assembly method.

Lanthanide Coordination Polymer-Based Composite Films for Selective and Highly Sensitive Detection of Cr2O72– in Aqueous Media

2019 ◽  
Vol 58 (22) ◽  
pp. 15118-15125 ◽  
Author(s):  
Wei Chen ◽  
Ruiqing Fan ◽  
Jizhuang Fan ◽  
Haiyu Liu ◽  
Tiancheng Sun ◽  
...  
Keyword(s):  
Coordination Polymer ◽  
Aqueous Media ◽  
Composite Films ◽  
Sensitive Detection ◽  
Highly Sensitive ◽  
Lanthanide Coordination Polymer ◽  
Highly Sensitive Detection
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