Surfactant-assisted electroless deposition of silver nanoparticles on Ge crystal for ultra-sensitive detection by surface-enhanced infrared absorption spectroscopy

RSC Advances ◽  
2015 ◽  
Vol 5 (26) ◽  
pp. 20390-20395 ◽  
Author(s):  
Gadupudi Purna Chandra Rao ◽  
Vairaperumal Tharmaraj ◽  
Jyisy Yang

Fabrication of highly sensitive substrates for SEIRA measurements via assistance of surfactant to electrolessly deposit silver nanoparticles on Ge crystal.

Nanoscale ◽  
2021 ◽  
Author(s):  
Zhiqi Yao ◽  
Qiongdi Zhang ◽  
Wenting Zhu ◽  
Massimiliano Galluzzi ◽  
Wenhua Zhou ◽  
...  

A rapid and sensitive SEIRA-based method for SARS-CoV-2 detection is proposed and analyzed. The proposed method can effectively detect as low as 2.98 copies per μL (∼5 aM) SARS-CoV-2 viral genomic segment within 30 minutes.


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