Results 51 to 60 of about 29,652 (200)

Electrochemical Studies on the Reduction Behavior of Co2+ in Eutectic NaF-KF Melt

open access: yesInternational Journal of Electrochemical Science, 2018
In this work, the electrochemical behavior of cobalt ion was investigated using an inert graphite rod electrode at 1073 K in NaF-KF-CoF2 (1 wt%) molten salt system.
Ming Li   +4 more
doaj   +1 more source

Smartphone-based square wave voltammetry system with screen-printed graphene electrodes for norepinephrine detection

open access: yesSmart Materials in Medicine, 2020
In recent years, researchers have begun to develop smartphone-based electrochemical system to support healthcare services. These systems are always combined with screen-printed electrodes to perform early diagnosis, chronic disease monitoring, and health
Daizong Ji   +10 more
doaj   +1 more source

Development of an electrochemical maltose biosensor [PDF]

open access: yes, 2012
In this work, electrochemical maltose biosensors based on mutants of the maltose binding protein (MBP) are developed. A ruthenium II complex (Ru II ), which is covalently attached to MBP, serves as an electrochemical reporter of MBP conformational ...
García García, Alfonso   +3 more
core   +1 more source

Metal-Free Dihydrogen Oxidation by a Borenium Cation:A Combined Electrochemical/Frustrated Lewis Pair Approach [PDF]

open access: yes, 2014
In order to use H2 as a clean source of electricity, prohibitively rare and expensive precious metal electrocatalysts, such as Pt, are often used to overcome the large oxidative voltage required to convert H2 into 2 H+ and 2 e−. Herein, we report a metal-
Bard   +15 more
core   +1 more source

Eletrodo Modificado com [CoO(OH)] Coloidal Aplicado na Detecção de Ácido Oxálico

open access: yesOrbital: The Electronic Journal of Chemistry, 2015
In this work, we used a chemically modified electrode with cobalt oxyhydroxide in colloidal form as an electrochemical sensor for oxalic acid. Initial experiments were performed in different electrolytes (LiOH, NaOH e KOH), that better defined ...
Andréia Stadnik   +3 more
doaj   +3 more sources

Electrocatalytic determination of captopril using NiO nanoparticle/acetylferrocene modified electrode in biological and pharmaceutical samples [PDF]

open access: yesشیمی کاربردی روز, 2016
The electrocatalytic oxidation of captopril (CAP) has been studied by acetylferrocene (AF) modified NiO/NPs carbon paste electrode (AF/NiO/NPs/CPE). Cyclic voltammetry (CV), square wave voltammetry (SWV) and chronoamperometry were used to investigate the
وحید عربعلی
doaj   +1 more source

Synthesis and (spectro)electrochemistry of mixedvalent diferrocenyl–dihydrothiopyran derivatives [PDF]

open access: yes, 2015
Three novel diferrocenyl complexes were prepared and characterised. 2,2-Diferrocenyl-4,5-dimethyl- 3,6-dihydro-2H-thiopyran (1, sulphide) was accessible by the hetero-Diels–Alder reaction of diferrocenyl thioketone with 2,3-dimethyl-1,3-butadiene ...
Aguirre-Etcheverry   +87 more
core   +3 more sources

Electrochemical behavior of indolone-N-oxides: Relationship to structure and antiplasmodial activity [PDF]

open access: yes, 2012
Indolone-N-oxides exert high parasiticidal activity at the nanomolar level in vitro against Plasmodiumfalciparum, the parasite responsible for malaria.
Fabre, Paul-Louis   +6 more
core   +3 more sources

Nanostructured Base Electrochemical Sensor for Determination of Sulfite

open access: yesInternational Journal of Electrochemical Science, 2014
A novel carbon paste electrode modified with carbon nanotube and benzoylferrocene (BF) was fabricated. The electrochemical study of the modified electrode, as well as its efficiency for electrocatalytic oxidation of sulfite is described.
Hadi Mahmoudi Moghaddam   +3 more
doaj   +1 more source

Nitrogen evolution as anodic reaction in molten LiF–CaF2 [PDF]

open access: yes, 2011
The electrochemical behaviour of nitride ions has been studied in fluoride melts (eutectic LiF-CaF2) by cyclic voltammetry and square wave voltammetry.
Cassayre, Laurent   +4 more
core   +3 more sources

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