Surface-enhanced Raman scattering of flexible cotton fiber-Ag for rapid adsorption and detection of malachite green in fish

Author(s):  
Xiaoran Tian ◽  
Qinzhen Fan ◽  
Jiaqi Guo ◽  
Qian Yu ◽  
Lingzi Xu ◽  
...  
Materials ◽  
2018 ◽  
Vol 11 (7) ◽  
pp. 1197 ◽  
Author(s):  
Yudong Lu ◽  
Changji Wu ◽  
Yang Wu ◽  
Ruiyun You ◽  
Gang Lin ◽  
...  

Surface-enhanced Raman scattering (SERS) is a sensitive technique for the detection of low concentration analytes. In this study, we used cellulose fibers (CF) as the templates for the loading of silver nanoparticles (Ag NPs), and the obtained CF-Ag was applied in the detection of R6G and Malachite Green (MG) by surface-enhanced Raman scattering. The adsorption technique was employed in the sample preparation, and the optimal detecting status was identified in the dynamic range (sample status ranging from wet to dry) for different concentration of analytes. In comparison to Ag NPs, CF-Ag showed enhanced performance for adsorptive detection of Malachite Green, and the limit of detection was 5 × 10−12 M.


2015 ◽  
Vol 7 (19) ◽  
pp. 8116-8122 ◽  
Author(s):  
Ying Zhao ◽  
Yuan Tian ◽  
Pinyi Ma ◽  
Aimin Yu ◽  
Hanqi Zhang ◽  
...  

Schematic illustration of the starch-coated AgNP SERS measurement for determining analytes.


RSC Advances ◽  
2015 ◽  
Vol 5 (82) ◽  
pp. 67134-67140 ◽  
Author(s):  
Limiao Chen ◽  
Min Wu ◽  
Qifeng Jing ◽  
Yifan Yu ◽  
Jianhan Huang ◽  
...  

Gallium/gold composite microspheres fixed on a silicon substrate were successfully fabricated and used as a SERS substrate to detect malachite green molecules.


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