scholarly journals Engineering Electromagnetic Hot-Spots in Nanoparticle Cluster Arrays on Reflective Substrates for Highly Sensitive Detection of (Bio)molecular Analytes

2021 ◽  
Author(s):  
Rishabh Rastogi ◽  
Ekoue A. Dogbe Foli ◽  
Remi Vincent ◽  
Pierre-Michel Adam ◽  
Sivashankar Krishnamoorthy
Keyword(s):  
Hot Spots ◽  
Sensitive Detection ◽  
Highly Sensitive ◽  
Highly Sensitive Detection ◽  
Nanoparticle Cluster

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.

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.

Highly Sensitive Detection of Paraquat with Pillar[5]arene as an aptamer in α-Hemolysin Nanopore

2021 ◽  
Author(s):  
Xiaojia Jiang ◽  
Mingsong Zang ◽  
Fei Li ◽  
Chunxi Hou ◽  
Quan Luo ◽  
...  
Keyword(s):  
Real Time ◽  
High Throughput ◽  
Single Molecule ◽  
Single Molecule Detection ◽  
Sensitive Detection ◽  
High Throughput Analysis ◽  
Throughput Analysis ◽  
The Real ◽  
Highly Sensitive ◽  
Highly Sensitive Detection

Biological nanopore-based techniques have attracted more and more attention recently in the field of single-molecule detection, because they allow the real-time, sensitive, high-throughput analysis. Herein, we report an engineered biological...

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