Results 1 to 10 of about 130,035 (214)

Enhancement of fast scan cyclic voltammetry detection of dopamine with tryptophan-modified electrodes. [PDF]

PLoS ONE, 2020
Fast scan cyclic voltammetry (FSCV) allows for real -time analysis of phasic neurotransmitter levels. Tryptophan (TRP) is an aromatic amino acid responsible for facilitating electron transfer kinetics in oxidoreductase enzymes.
Sarah E Davis, Andrew L Korich, Eric S Ramsson   +2 more
doaj   +2 more sources

Cobalt Phthalocyanine Modified Electrodes Utilised in Electroanalysis: Nano-Structured Modified Electrodes vs. Bulk Modified Screen-Printed Electrodes [PDF]

Sensors, 2014
Cobalt phthalocyanine (CoPC) compounds have been reported to provide electrocatalytic performances towards a substantial number of analytes. In these configurations, electrodes are typically constructed via drop casting the CoPC onto a supporting ...
Christopher W. Foster, Jeseelan Pillay, Jonathan P. Metters, Craig E. Banks   +3 more
doaj   +2 more sources

Electroanalysis of NADH Using Conducting and Redox Active Polymer/Carbon Nanotubes Modified Electrodes-A Review

Sensors, 2008
Past few decades, conducting and redox active polymers play a critical role in the development of transducers for biosensing. It has been evidenced by increasing numerous reports on conducting and redox active polymers incorporated electrodes for assay ...
Shen-Ming Chen, S. Ashok Kumar
doaj   +2 more sources

Electrochemical strategies for detection of Diazinon: A review

Journal of Electrochemical Science and Engineering, 2022
Diazinon or O,O-diethyl-O-(2-isopropyl-4-methyl-6-pyrimidinyl)-O,O-diethyl-O-(2- isopropyl-4-methyl-6-pyrimidinyl)- phosphorothioate, was first registered as an insecticide in the U.S.
Azadeh Lohrasbi‑Nejad
doaj   +1 more source

Promising Electrode Surfaces, Modified with Nanoparticles, in the Sensitive and Selective Electroanalytical Determination of Antibiotics: A Review

Applied Sciences, 2023
This review highlights the importance of monitoring the levels of antibiotics in different matrices and the need for sensitive and selective detection methods of antibiotic residues in various samples.
Christina Sarakatsanou, Sophia Karastogianni, Stella Girousi   +2 more
doaj   +1 more source

Improving the Voltammetric Determination of Hg(II): A Comparison Between Ligand-Modified Glassy Carbon and Electrochemically Reduced Graphene Oxide Electrodes

Sensors, 2020
A new thiosemicarbazone ligand was immobilized through a Cu(I)-catalyzed click reaction on the surface of glassy carbon (GC) and electrochemically reduced graphene oxide (GC-ERGO) electrodes grafted with phenylethynyl groups.
Matei D. Raicopol, Andreea M. Pandele, Constanţa Dascălu, Eugeniu Vasile, Anamaria Hanganu, Gabriela-Geanina Vasile, Ioana Georgiana Bugean, Cristian Pirvu, Gabriela Stanciu, George-Octavian Buica   +9 more
doaj   +1 more source

Eletrocromismo: fundamentos e a aplicação de nanomateriais no desenvolvimento de eletrodos de alto desempenho

Química Nova, 2014
This review deals with the basis and novel trends in electrochromism, describing the basic aspects and methodologies employed for the construction and analyses of different modified electrodes.
Ronaldo C. Quintanilha, Igor Rocha, Raquel B. Vichessi, Emili Lucht, Karine Naidek, Herbert Winnischofer, Marcio Vidotti   +6 more
doaj   +1 more source

Electrocatalytic response of nitrogen-doped hollow carbon spheres modified glassy carbon electrode for sulphite detection in water

Journal of Electrochemical Science and Engineering, 2023
In this work, the glassy carbon electrode (GCE) surface was modified with nitrogen-doped hollow carbon spheres (N-HCSs) to achieve a new electrochemical  sulphite sensor (N-HCSs/GCE) in water samples.
Ashkan Basande, Hadi Beitollahi
doaj   +1 more source

High Catalytic Activity of Pt-Modified Ag Electrodes for Oxidation of Glycerol and Allyl Alcohol

International Journal of Electrochemical Science, 2013
The platinum modification of polycrystalline Ag electrode and the electrocatalytic oxidation of glycerol and allyl alcohol on Pt-modified Ag electrodes in alkaline solution have been investigated.
Changchun Jin, Zhuo Zhang, Zhidong Chen, Qun Chen   +3 more
doaj   +1 more source

Different Aspects of the Voltammetric Detection of Vitamins: A Review

Biosensors, 2023
Vitamins comprise a group of organic chemical compounds that contribute significantly to the normal functioning of living organisms. Although they are biosynthesized in living organisms, some are also obtained from the diet to meet the needs of organisms,
Denise Kiamiloglou, Stella Girousi
doaj   +1 more source