Results 21 to 30 of about 3,167,364 (245)

Sensitivity Control of Hydroquinone and Catechol at Poly(Brilliant Cresyl Blue)-Modified GCE by Varying Activation Conditions of the GCE: An Experimental and Computational Study

ChemEngineering, 2022
The poly(brilliant cresyl blue) (PBCB)-modified activated glassy carbon electrode (AGCE) shows the catalytic activity toward the oxidation of hydroquinone (HQ) and catechol (CT).
Sharifa Faraezi, Md Sharif Khan, Ferzana Zaman Monira, Abdullah Al Mamun, Tania Akter, Mohammad Al Mamun, Mohammad Mahbub Rabbani, Jamal Uddin, A. J. Saleh Ahammad   +8 more
doaj   +1 more source

Electrochemical Behavior of Sudan II and Its Determination in Food Using Activated Glassy Carbon Electrode

International Journal of Electrochemical Science, 2014
A glassy carbon electrode activated in sulfuric acid was applied in the determination of Sudan II in food samples. The experimental parameters, such as supporting electrolyte, scanning rate and accumulation time, were tested.
Meifeng Chen, Xinying Ma
doaj   +1 more source

Polydopamine / Cobalt Hexacyanoferrate Composite Films and Their Electrochemical Behavior in the Presence of Dpamine

MATEC Web of Conferences, 2016
Polydopamine/cobalt hexacyanoferrate (PDA-CoHCF) composite films on a glassy carbon electrode (GCE) have been electropolymerized by using cyclic voltammetry.
Zhang Hanshuang, Chen Lusheng, Lin Xiuchong, Li Huaixiang   +3 more
doaj   +1 more source

Investigation of Electrochemical Behaviour of Quercetin on the Modified Electrode Surfaces with Procaine and Aminophenyl in Non-Aquous Medium

E-Journal of Chemistry, 2008
In this study, cyclic voltammetry and electrochemical ımpedance spectroscopy have been used to investigate the electrochemical behaviour of quercetin (3,3′,4′,5,7-pentahydroxyflavone) on the procaine and aminophenyl modified electrode.
Ibrahim Ender Mulazimoglu, Erdal Ozkan
doaj   +1 more source

Scanning tunneling microscopic and voltammetric studies of the surface structures of an electrochemically activated glassy carbon electrode [PDF]

, 2002
The microscopic surface structures of electrochemically activated glassy carbon have been examined by scanning tunneling microscopy. Experimental results demonstrate that there are two different types of electrode surface sites, corresponding to the ...
时康, Shiu, KK, Shi, K, Kang Shi, Kwok-Keung Shiu   +4 more
core   +1 more source

Electrochemical Redox of Hg2+ Mediated by Activated Carbon Modified Glassy Carbon Electrode

International Journal of Electrochemical Science, 2010
The use of a glassy carbon electrode (GCE) modified by activated carbon (AC) mediates the redox of mercuric chloride (HgCl2) in 0.1 M aqueous solution of potassium chloride (KCl) supporting electrolyte.
M.M. Radhi, W.T. Tan, M. Z. B. Ab Rahman, A.B. Kassim   +3 more
doaj   +1 more source

Enhanced Electrocatalytic Oxidation of Glucose on Nickel Oxides/Graphene Nanoparticles Modified Glassy Carbon Electrode

International Journal of Electrochemical Science, 2022
Graphene (Gr) modified glassy carbon (GCE) electrode with sequentially electrodeposited nickel oxide nanoparticles (NiOx) were prepared as effective and stable electrode for electrochemical oxidation of glucose.
M.I. Awad, Maha E. Al-Hazemi, Zahrah T. Al-thagafi   +2 more
doaj   +1 more source

Utility of Activated Glassy Carbon and Pencil Graphite Electrodes for Voltammetric Determination of Nalbuphine Hydrochloride in Pharmaceutical and Biological Fluids

International Journal of Electrochemistry, 2016
This work compares voltammetric response of nalbuphine hydrochloride (NP·HCl) at both activated glassy carbon and pencil graphite electrodes. The electrochemical oxidation of the drug was studied using cyclic voltammetry (CV), differential pulse ...
Hoda M. Elqudaby, Hassan A. M. Hendawy, Eglal R. Souaya, Gehad G. Mohamed, Ghada M. G. Eldin   +4 more
doaj   +1 more source

Laser Reactivation of Gold and Glassy Carbon Electrodes

International Journal of Electrochemical Science, 2010
In the present work, we have studied an in-situ electrochemical and laser reactivation for pretreatment of gold and glassy carbon electrodes surface used as a working electrode in electrochemical determination of cefazolin antibiotic.
Z. Gheysari, S. Jelvani, Sh. Abolhosseini, A. Rouhollahi, V. Vatani, M. Rabbani   +5 more
doaj   +1 more source

Comparison of the voltammetric behavior of metronidazole at a DNA-modified glassy carbon electrode, a mercury thin film electrode and a glassy carbon electrode [PDF]

, 1997
The electroanalytical performance at three electrodes: DNA-modified galssy carbon electrode, mercury thin film electrode and glassy carbon electrode, for the study of the electrochemical reduction of metronidazole is compared. All three electrodes showed
Serrano, Silvia H. P., Brett, Ana Maria Oliveira, La-Scalea, Mauro A., Gutz, Ivano G. R.   +3 more
core   +1 more source