In-situ synthesis of gold nanoparticles on graphene quantum dots-phthalocyanine nanoplatforms: First description of the photophysical and surface enhanced Raman scattering behaviour

2018 ◽  
Vol 359 ◽  
pp. 131-144 ◽  
Author(s):  
Nnamdi Nwahara ◽  
Ojodomo J. Achadu ◽  
Tebello Nyokong
Keyword(s):  
Quantum Dots ◽  
Gold Nanoparticles ◽  
Raman Scattering ◽  
Graphene Quantum Dots ◽  
Surface Enhanced Raman Scattering ◽  
In Situ Synthesis ◽  
Surface Enhanced ◽  
Surface Enhanced Raman ◽  
Enhanced Raman Scattering

Fast and straightforward in-situ synthesis of gold nanoparticles on a thread-based microfluidic device for application in surface-enhanced Raman scattering detection

2020 ◽  
Vol 156 ◽  
pp. 104985 ◽  
Author(s):  
Cristina Battesini Adamo ◽  
Ayandra Santos Junger ◽  
Lucas Paines Bressan ◽  
José Alberto Fracassi da Silva ◽  
Ronei Jesus Poppi ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Raman Scattering ◽  
Microfluidic Device ◽  
Surface Enhanced Raman Scattering ◽  
In Situ Synthesis ◽  
Surface Enhanced ◽  
Surface Enhanced Raman ◽  
Enhanced Raman Scattering

The strong dependence of the bi-functionalities of core–shell-like gold-based nanocomposites on the size of gold nanoparticles

2017 ◽  
Vol 5 (44) ◽  
pp. 11411-11415 ◽  
Author(s):  
Lixia Qin ◽  
Jiefei Liu ◽  
Shi-Zhao Kang ◽  
Guodong Li ◽  
Xiangqing Li
Keyword(s):  
Quantum Dots ◽  
Gold Nanoparticles ◽  
Raman Scattering ◽  
Strong Dependence ◽  
Graphene Quantum Dots ◽  
Core Shell ◽  
Surface Enhanced ◽  
Surface Enhanced Raman ◽  
Enhanced Raman Scattering ◽  
Scattering Response

Gold nanoparticles of various sizes were facially assembled with a glycine derivative and graphene quantum dots, respectively. The obtained gold-based composites showed a strong dependence of fluorescence and surface enhanced Raman scattering response on the size of the AuNPs.

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