scholarly journals Metal Nanoparticles/MoS2 Surface-Enhanced Raman Scattering-Based Sandwich Immunoassay for α-Fetoprotein Detection

2021 ◽  
Vol 13 (7) ◽  
pp. 8823-8831
Author(s):  
Engin Er ◽  
Ana Sánchez-Iglesias ◽  
Alessandro Silvestri ◽  
Blanca Arnaiz ◽  
Luis M. Liz-Marzán ◽  
...  



2004 ◽  
Vol 818 ◽  
Author(s):  
Vitaliy N. Pustovit ◽  
Tigran V. Shahbazyan

AbstractWe study the role of a strong electron confinement on the surface-enhanced Raman scattering from molecules adsorbed on small noble-metal nanoparticles. We describe a novel enhancement mechanism which originates from the different effect that confining potential has on s-band and d-band electrons. We demonstrate that the interplay between finite-size and screening efects in the nanoparticle surface layer leads to an enhancement of the surface plasmon local field acting on a molecule located in a close proximity to the metal surface. Our calculations show that the additional enhancement of the Raman signal is especially strong for small nanometer-sized nanoparticles.



2015 ◽  
Vol 52 (10) ◽  
pp. 103005
Author(s):  
张卓 Zhang Zhuo ◽  
梁晓会 Liang Xiaohui ◽  
何春泽 He Chunze ◽  
张辰 Zhang Chen ◽  
肖瑞 Xiao Rui ◽  
...  


2008 ◽  
Vol 20 (22) ◽  
pp. 6939-6944 ◽  
Author(s):  
Chengmin Shen ◽  
Chao Hui ◽  
Tianzhong Yang ◽  
Congwen Xiao ◽  
Jifa Tian ◽  
...  




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