Results 21 to 30 of about 11,919 (307)

Determination of Trans-Resveratrol Using Voltammetric and Amperometric methods at Carbon Fiber Rod Electrode and Carbon Paste Electrode

International Journal of Electrochemical Science, 2012
A new method for the determination of trans-resveratrol employing voltammetry (direct current voltammetry (DCV), differential pulse voltammetry (DPV), adsorptive stripping differential pulse voltammetry (AdSDPV)) and flow injection analysis (FIA) with ...
Lenka Nemcova, Jiri Barek, Jiri Zima
doaj   +1 more source

Voltammetric evidences for the interaction of riboflavin with cadmium in aqueous media

Journal of Saudi Chemical Society, 2016
Evidence for the interaction of riboflavin with cadmium (Cd) in aqueous media was studied by cyclic voltammetry, differential pulse anodic stripping voltammetry and chronocoulometry.
Md. Abdul Jabbar, Shaila Salahuddin, Abu Jafar Mahmood, Rowshan Jahan Mannan   +3 more
doaj   +1 more source

Electrochemical behavior of gatifloxacin at multi-walled carbon nanotube paste electrode and its interaction with DNA

Reviews in Analytical Chemistry, 2012
The electrochemical oxidation of an antibacterial drug, gatifloxacin (GTF), at multi-walled carbon nanotube paste electrode was studied employing cyclic and differential pulse voltammetry methods.
Brahman Pradeep Kumar, Dar Riyaz Ahmad, Tiwari Sweety, Pitre Krishna Sadashiv   +3 more
doaj   +1 more source

Voltammetric Behavior of a Chemically Modified Silsesquioxane with 4-Amino-5-Phenyl-4h-[1,2,4]-Triazole-3-Thiol and its Application for Detection of L-Dopamine

International Journal of Electrochemical Science, 2015
A hybrid nanocomposite formed by interaction of a octakis(3-chloropropyl)octasilsesquioxane (SS) modified with 4-Amino-5-Phenyl-4H-1,2,4-Triazole-3-Thiol (APhTT), and its subsequent reaction with copper and hexacyanoferrate (III) (CuHSA) was incorporated
Daniela Rodrigues Silvestrini, Tayla Fernanda Serantoni da Silveira, Urquisa de Oliveira Bicalho, Devaney Ribeiro Do Carmo   +3 more
doaj   +1 more source

Electrocatalytic Determination of Sulfite at the Surface of a New Ferrocene Derivative-Modified Carbon Paste Electrode

International Journal of Electrochemical Science, 2007
A chemically modified carbon paste electrode with 2, 7-bis (ferrocenyl ethyl) fluoren-9-one (2, 7-BFEFMCPE) was employed to study the electrocatalytic oxidation of sulfite in aqueous solution using cyclic voltammetry, differential pulse voltammetry and ...
Jahan Bakhsh Raoof, Reza Ojani and Hassan Karimi-Maleh
doaj   +2 more sources

Modification of Screen Printed Carbon Electrode (SPCE) with Polypyrrole (Ppy)-SiO2 for Phenol Determination

Journal of Pure and Applied Chemistry Research, 2018
Electrode modification on screen printed carbon electrode (SPCE) with polypyrrole (Ppy)-SiO2 was done by electropolymerization. Polypyrrole (Ppy)-SiO2 was used for phenol determination.
Ani Mulyasuryani, Akhmad Sabarudin
doaj   +1 more source

Electrochemical study of hydrochlorothiazide on electrochemically pre-treated pencil graphite electrode as a sensor

Sensing and Bio-Sensing Research, 2017
An electrochemical anodic behavior of hydrochlorothiazide (HCTZ) was studied by using electrochemically pretreated pencil graphite electrode (EPPGE) using cyclic voltammetry (CV), differential pulse voltammetry (DPV) and square wave voltammetry (SWV ...
H.T. Purushothama, Y. Arthoba Nayaka
doaj   +1 more source

An Electrochemical Electrode to Detect Theophylline Based on Copper Oxide Nanoparticles Composited with Graphene Oxide

Micromachines, 2022
The electrochemical analysis of theophylline (THP) was investigated by fabricating a carbon paste electrode (CPE) modified with graphene oxide (GO) along with copper oxide (CuO) nanoparticles (CuO-GO/CPE). The impact of electro-kinetic parameters such as
Vinoda B. Patil, Shweta J. Malode, Sumitra N. Mangasuli, Suresh M. Tuwar, Kunal Mondal, Nagaraj P. Shetti   +5 more
doaj   +1 more source

Determination of epinephrine in the presence of uric acid and folic acid using nanostructure-based electrochemical sensor [PDF]

Journal of Nanostructures, 2011
Fabrication and electrochemical characterization of a sensor for the determination of epinephrine (EP), uric acid (UA) and folic acid (FA) is described. The sensor  was prepared using carbon paste electrode (CPE) modified with 3,4-dihydroxybenzaldehyde-2,
M. Mazloum-Ardakani, H. Beitollahi, B. B. F. Mirjalili, A. Akbari   +3 more
doaj   +1 more source

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

Advanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida, Yanjie Wang, Thais A. Rodrigues, Paulo H. H. Nunes, Vagner R. de Mendonça, Paulo H. E. Falsetti, Leticia V. Savazi, Tao He, Alexandra V. Bardakova, Aida V. Rudakova, Jie Tian, Alexei V. Emeline, Osmando F. Lopes, Antonio Otavio T. Patrocínio, Jia Hong Pan, Caue Ribeiro, Detlef W. Bahnemann   +16 more
wiley   +1 more source