A highly selective and sensitive electrochemical sensor for dopamine based on functionalized multi walled carbon nanotubes and poly(N-methylaniline) composite

2022 ◽  
Author(s):  
Chatrawee Direksilp ◽  
Johannes Scheiger ◽  
Nuttha Ariyasajjamongkol ◽  
Anuvat Sirivat

Dopamine (DA) is an important neurotransmitter used for diagnosing various diseases from its abnormal concentrations in human fluids. Herein, an electrochemical sensor based on a composite of re-doped poly(N-methylaniline) (rePNMA)...

RSC Advances ◽  
2020 ◽  
Vol 10 (24) ◽  
pp. 14218-14224 ◽  
Author(s):  
Zai-Yu Li ◽  
Dan-Yang Gao ◽  
Zhi-Yong Wu ◽  
Shuang Zhao

A novel electrochemical sensor for the simultaneous detection of levodopa, paracetamol and l-tyrosine was developed based on multi-walled carbon nanotubes. The sensor has the merits of wide linear range, good selectivity and good reproducibility.


2019 ◽  
Vol 31 (5) ◽  
pp. 820-828 ◽  
Author(s):  
Laís Sales Porto ◽  
Daniela Nunes da Silva ◽  
Maria Cristina Silva ◽  
Arnaldo César Pereira

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