Results 51 to 60 of about 9,012 (156)

Determination of Midazolam by Potentiometric PVC membrane and MWCNTs based Carbon Paste Sensors

International Journal of Electrochemical Science, 2012
PVC membrane and nano-composite carbon paste potentiometric sensors were made for determination of midazolam in pharmaceutical formulations. The electrodes respond based on ion-exchange mechanism.
Mohammad Reza Ganjali, Bagher Larijani, Parviz Norouzi   +2 more
doaj   +1 more source

Bismuth Modified Carbon-Based Electrodes for the Determination of Selected Neonicotinoid Insecticides

Molecules, 2011
Two types of bismuth modified electrodes, a bismuth-film modified glassy carbon (BiF-GCE) and a bismuth bulk modified carbon paste, were applied for the determination of selected nitroguanidine neonicotinoid insecticides.
Marko Rodić, Olga Vajdle, Valéria Guzsvány, Jasmina Zbiljić, Zsigmond Papp   +4 more
doaj   +1 more source

Cyclic Voltammetric and Quantum Chemical Studies of a Poly(methionine) Modified Carbon Paste Electrode for Simultaneous Detection of Dopamine and Uric Acid

Chemosensors, 2019
Fabrication of biocompatible electrodes for the investigation of catecholamines is a known challenge. In this work, methionine was chosen as a modifier for fabrication of a biocompatible carbon paste electrode by electropolymerization, through cyclic ...
Bananakere Nanjegowda Chandrashekar, Weizhong Lv, Gururaj Kudur Jayaprakash, Karim Harrath, Louis W.Y. Liu, Bahaddurghatta E. Kumara Swamy   +5 more
doaj   +1 more source

Modern Electrochemical Methods for Monitoring of Chemical Carcinogens

Sensors, 2005
This contribution is based on our presentation at the 1st International Symposiumon Sensor Science, Paris, 16-20 June 2003. It presents recent results regarding theelectrochemical determination of submicromolar and nanomolar concentrations of ...
J. Zima, J. Moreira, J. Barek
doaj   +1 more source

Fractal Properties of Composite-Modified Carbon Paste Electrodes—A Comparison between SEM and CV Fractal Analysis

Fractal and Fractional
The fractal properties of carbon paste electrodes (CPEs) and carbon paste electrodes modified with ionic liquid (IL), AuTiO2/graphene oxide, and IL/AuTiO2/graphene oxide were investigated using scanning electron microscopy (SEM), and cyclic voltammetry ...
Gianina Dobrescu, Ramona Georgescu-State, Florica Papa, Jacobus (Koos) Frederick van Staden, Razvan Nicolae State   +4 more
doaj   +1 more source

Carbon Potentiometric Sensors Modified with Beta-cyclodextrin as a Carrier for the Determination of Bisoprolol Fumarate

International Journal of Electrochemical Science, 2019
Beta-cyclodextrin (BCD) has been used as electroactive material for preparing carbon paste electrodes (CPEs) selective for bisoprolol fumarate (BPF). The paste incorporating BCD, graphite, and o-NPOE as a solvent mediator in weight percent ratio (1.4:69 ...
Eman Yossri Frag, Marwa ELbadry Mohamed, Hanaa A. El-Boraey, Safa S. EL-Sanafery   +3 more
doaj   +1 more source

Carbon Paste Electrodes Surface-Modified with Surfactants: Principles of Surface Interactions at the Interface between Two Immiscible Liquid Phases. [PDF]

Sensors (Basel), 2023
Švancara I, Sýs M.
europepmc   +1 more source

Evaluation of ionic natural deep eutectic solvents (NADES) modified binders towards the chemical properties of carbon paste electrodes

Electrochemistry Communications, 2019
This paper presents a new approach towards the modification of carbon paste electrodes with natural deep eutectic solvents (NADES) as a modified binder.
Larissa S.S. Cariati, Rafael M. Buoro
doaj   +1 more source

Disposable Sensor Chips with Molecularly Imprinted Carbon Paste Electrodes for Monitoring Anti-Epileptic Drugs. [PDF]

Sensors (Basel), 2023
Aaryashree, Choudhary AK, Yoshimi Y.
europepmc   +1 more source

Voltammetric studies on mercury behavior in different aqueous solutions for further development of a warning system designed for environmental monitoring

Journal of Electrochemical Science and Engineering, 2014
This article presents some results concerning the electrochemical detection of mercury in different aqueous solutions, using the following electrodes: platinum-disk electrode (PDE), carbon paste electrode (CPE) and glass carbon electrode (GCE). Using the
Paul-Cristinel Verestiuc, Igor Cretescu, Oana-Maria Tucaliuc, Iuliana-Gabriela Breaban, Gheorghe Nemtoi   +4 more
doaj   +1 more source