Cationic surfactant regulated synthesis of Au nanorods for sensitive detection of negatively charged colorants by surface-enhanced Raman spectroscopy

2019 ◽  
Vol 50 (6) ◽  
pp. 809-817
Author(s):  
Miao Qin ◽  
Pan Li ◽  
Xia Zhou ◽  
Jun Zhu ◽  
Hongyan Wang ◽  
...  
2006 ◽  
Vol 951 ◽  
Author(s):  
Motofumi Suzuki ◽  
Kaoru Nakajima ◽  
Kenji Kimura ◽  
Takao Fukuoka ◽  
Yasushige Mori

ABSTRACTWe have demonstrated surface-enhanced Raman spectroscopy on arrays of Au nanorods aligned in line by a dynamic oblique deposition technique. For the light polarized along the major axis of the nanorods, the plasma resonance of the Au nanorods has been tuned to a wavelength suitable for Raman spectroscopy. The Raman scattering on the discrete nanorods is enhanced significantly compared with that on semi continuous Au films. Since the preparation process is physically bottom-up, it is robust in its selection of the materials and is useful in providing the SERS sensors at low cost.


2020 ◽  
Vol 51 (4) ◽  
pp. 611-618
Author(s):  
Wanling Chen ◽  
Feng Long ◽  
Guofen Song ◽  
Jing Chen ◽  
Shuai Peng ◽  
...  

RSC Advances ◽  
2019 ◽  
Vol 9 (48) ◽  
pp. 28222-28227
Author(s):  
Priyanka Jain ◽  
Robi Sankar Patra ◽  
Sridhar Rajaram ◽  
Chandrabhas Narayana

A new approach of tuning SERS enhancement with the aid of coupling chemistry for trace detection. A greater number of Raman-active molecules are constrained in a dendronic framework as an improved SERS analyte.


The Analyst ◽  
2019 ◽  
Vol 144 (4) ◽  
pp. 1394-1400 ◽  
Author(s):  
Dan Guo ◽  
Zhen-Fei Gan ◽  
Lei Jiang ◽  
Mao-Feng Cao ◽  
Fato Tano Patrice ◽  
...  

A specific reaction-based SERS approach was developed for the selective and sensitive detection of leucine aminopeptidase activity in serum.


2010 ◽  
Author(s):  
Evelyn Kämmer ◽  
Anne März ◽  
Paulo Augusto Da Costa Filho ◽  
Fabien Robert ◽  
Petra Rösch ◽  
...  

The Analyst ◽  
2019 ◽  
Vol 144 (24) ◽  
pp. 7406-7411 ◽  
Author(s):  
Pan Li ◽  
Huan He ◽  
Dongyue Lin ◽  
Liangbao Yang

The combined SME-SERS approach realized the effective separation and sensitive detection of illegal drug additives spiked in different healthy products.


2020 ◽  
Vol 412 (12) ◽  
pp. 2863-2871 ◽  
Author(s):  
Penghui Li ◽  
Pan Li ◽  
Xuecai Tan ◽  
Junping Wang ◽  
Yunfeng Zhang ◽  
...  

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