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Amperometric detection of caffeine and paracetamol on a dual screen printed electrode modified with mixed-valence ruthenium and cobalt oxides in flow-injection analysis

Shaidarova L.; Chelnokova I.; Il'ina M.; Gedmina A.; Budnikov H. (2016)

It is found that the mixed-valence ruthenium and cobalt oxides (CoOx-RuOx) composite electrodeposited on screen printed electrode exhibits catalytic activity during caffeine and paracetamol electrooxidation. These compounds ...
An electrode based on electropolymerized naringin for voltammetry

Ziyatdinova G.; Guss E.; Yakupova E.; Budnikov H. (2019)

© 2019 Kazan Federal University. All Rights Reserved. The working conditions of naringin electropolymerization on the glassy carbon electrode modified with multi-walled carbon nanotubes (MWNT/GCE) under the conditions of ...
Chronoamperometric estimation of cognac and brandy antioxidant capacity using MWNT modified glassy carbon electrode

Ziyatdinova G.; Salikhova I.; Budnikov H. (2014)

Cognac and brandy components are electrochemically oxidized on multi-walled carbon nanotube modified glassy carbon electrode at 0.44 and 0.59 V in 0.1 M phosphate buffer solution pH 3.0. Voltammetric behavior of the main ...
Cyclic voltammetry of natural flavonoids on mwnt-modified electrode and their determination in pharmaceuticals

Ziyatdinova G.; Aytuganova I.; Nizamova A.; Morozov M.; Budnikov H. (2011)

The determination of rutin, quercetin and taxifolin in pharmaceutical dosage forms using cyclic voltammetry on multi-walled carbon nanotube modified glassy carbon electrode (MWNT-GCE) has been developed. The surface of the ...
Electroanalysis of antioxidants in pharmaceutical dosage forms: State-of-the-art and perspectives

Ziyatdinova G.; Budnikov H. (2015)

© Springer-Verlag Wien 2015. Abstract Recent developments and future trends in electroanalytical chemistry of antioxidants in pharmaceutical dosage forms are discussed. The advantages of constant-current coulometry and ...
Electrochemical oxidation of sulfur-containing amino acids on an electrode modified with multi-walled carbon nanotubes

Ziyatdinova G.; Grigor'Eva L.; Morozov M.; Gilmutdinov A.; Budnikov H. (2009)

MWNT-modified electrodes are introduced for the voltammetric determination of sulfur-containing amino acids. The morphology of the electrode surface has been characterized by atomic force microscopy. The MWNT layer consists ...
Electrooxidation of morin on glassy carbon electrode modified by carboxylated single-walled carbon nanotubes and surfactants

Ziyatdinova G.; Ziganshina E.; Budnikov H. (2014)

© 2014 Elsevier Ltd. All rights reserved. Voltammetric characteristics of morin on glassy carbon electrode (GCE) modified by carboxylated single-walled carbon nanotubes (SWNT-COOH) and surfactants in phosphate buffer have ...
Flow-injection amperometric determination of DOPA and tyrosine at a dual electrode modified with the gold–Cobalt binary system

Gedmina A.; Budnikov H. (2018)

© Pleiades Publishing, Ltd., 2018. The gold–cobalt binary system, electrodeposited on the surface of a screen-printed electrode, exhibits catalytic activity in the electrooxidation of DOPA and tyrosine. The catalytic effect ...
Highly Sensitive Amperometric Sensor for Eugenol Quantification Based on CeO<inf>2</inf> Nanoparticles and Surfactants

Ziyatdinova G.; Ziganshina E.; Romashkina S.; Budnikov H. (2017)

© 2017 Wiley-VCH Verlag GmbH & Co. KGaA, WeinheimAmperometric sensor for eugenol based on glassy carbon electrode (GCE) modified with CeO2 nanoparticles dispersed in surfactant was fabricated. The effect of surfactant ...
MWNT-modified electrodes for voltammetric determination of lipophilic vitamins

Ziyatdinova G.; Morozov M.; Budnikov H. (2012)

Multi-walled carbon nanotube modified graphite electrodes (MWNT-GEs) have been created for the voltammetric determination of α-tocopherol and retinol. The electrode surface was characterized by atomic force microscopy. The ...
Novel modified electrode with immobilized galvinoxyl radical for the voltammetric determination of antioxidant activity

Ziyatdinova G.; Zelenova Y.; Budnikov H. (2019)

© 2019 Elsevier B.V. Galvinoxyl radical (GO[rad]) immobilized on the electrode surface has been used for the voltammetric determination of antioxidant activity for the first time. Immobilization of radical on glassy carbon ...
Selective voltammetric determination of α-lipoic acid on the electrode modified with SnO <inf>2</inf> nanoparticles and cetyltriphenylphosphonium bromide

Ziyatdinova G.; Antonova T.; Vorobev V.; Osin Y.; Budnikov H. (2019)

© 2019, Springer-Verlag GmbH Austria, part of Springer Nature. Abstract: Sensitive voltammetric method for α-lipoic acid determination based on glassy carbon electrode (GCE) modified with SnO 2 nanoparticles (SnO 2 NP) ...
Surfactant/carbon nanofibers-modified electrode for the determination of vanillin

Ziyatdinova G.; Kozlova E.; Ziganshina E.; Budnikov H. (2016)

© 2015 Springer-Verlag Wien. Glassy carbon electrode (GCE) modified with carbon nanofibers (CNF) and surfactants has been tested for the determination of vanillin in Britton-Robinson buffer. Cationic cetylpyridium bromide ...
The use of an electrode modified by polyvinylpyrrolidone film with a gold deposit for voltammetric determination of tetracycline in milk

Shaidarova L.; Gedmina A.; Syutkina V.; Chelnokova I.; Budnikov H. (2019)

© 2019 Kazan Federal University. All Rights Reserved. Gold deposit immobilized on the surface of glassy carbon electrodes (GCE) and included in the polymer film of polyvinylpyrrolidone (Au-PVPr) shows electrocatalytic ...
Voltammetric detection of synthetic water-soluble phenolic antioxidants using carbon nanotube based electrodes

Ziyatdinova G.; Gainetdinova A.; Morozov M.; Budnikov H.; Grazhulene S.; Red'kin A. (2012)

Glassy carbon electrodes (GCE) modified with carbon nanotubes (CNT) have been created for detection of phenolic compounds-one of the important group of antioxidants in life sciences. The surface of electrode has been ...
Voltammetric determination of capsaicin using CeO<inf>2</inf>-surfactant/SWNT-modified electrode

Неизвестный автор (2018)

© 2017 King Saud University Glassy carbon electrodes (GCE) modified with carboxylated single-walled carbon nanotubes (SWNT-COOH) and CeO2-surfactants dispersions are developed for the capsaicin quantification. The effect ...
Voltammetric Determination of Thymol in Oregano Using CeO<inf>2</inf>-Modified Electrode in Brij® 35 Micellar Medium

Ziyatdinova G.; Ziganshina E.; Cong P.; Budnikov H. (2017)

© 2016, Springer Science+Business Media New York.Glassy carbon electrode (GCE) modified with CeO2 nanoparticles dispersed in 0.01 M Brij® 35 (CeO2-Brij® 35/GCE) has been developed for the determination of thymol in micellar ...
Voltammetric Determination of Thymol in Oregano Using CeO<inf>2</inf>-Modified Electrode in Brij® 35 Micellar Medium

Ziyatdinova G.; Ziganshina E.; Cong P.; Budnikov H. (2016)

© 2016 Springer Science+Business Media New YorkGlassy carbon electrode (GCE) modified with CeO2 nanoparticles dispersed in 0.01 M Brij® 35 (CeO2-Brij® 35/GCE) has been developed for the determination of thymol in micellar ...

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