نتایج جستجو برای: cyclic voltammetry

تعداد نتایج: 100959  

2016
Nathan T. Rodeberg Justin A. Johnson Elizabeth S. Bucher R. Mark Wightman

The neurotransmitter dopamine is heavily implicated in intracranial self-stimulation (ICSS). Many drugs of abuse that affect ICSS behavior target the dopaminergic system, and optogenetic activation of dopamine neurons is sufficient to support self-stimulation. However, the patterns of phasic dopamine release during ICSS remain unclear. Early ICSS studies using fast-scan cyclic voltammetry (FSCV...

Journal: :Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2006
Claudio Olea-Azar Hugo Cerecetto Alejandra Gerpe Mercedes González Vicente J Arán Carolina Rigol Lucía Opazo

The electrochemistry of 3-alkoxy- and 3-hydroxy-1-[omega-(dialkylamino)alkyl]-5-nitroindazole derivatives were characterized using cyclic voltammetry in DMSO. The nitro reduction process was studied and this was affected by the acid moieties present in these compounds. A nitro anion self-protonation process was observed. This phenomenon was studied by cyclic voltammetry in presence of increasin...

Journal: :journal of nanostructures 0
mohammad mazloum-ardakani department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran fatemeh farbod department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran laleh hosseinzadeh department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran

the combination of graphene (gr) and nickel oxide nanoparticles (nio nps) yields nanostructured electrochemical sensor formed a novel kind of structurally uniform and electrocatalytic activity material. in cyclic voltammetry (cv) studies, in the presence of ep, nio/gr composite modified electrode shows a significantly higher current response for ep oxidation. based on differential pulse voltamm...

2015
A. Baciu F. Manea

In this study, the protocol for arsenic (III) detection from an aqueous solution using stripping voltammetry on a silver-modified synthetic zeolite-carbonnanotubes-epoxy composite electrode (CNT-AgSZ) was elaborated. Three types of electrochemical techniques were used in order to optimize the operating conditions, i.e., cyclic voltammetry, differential-pulsed voltammetry and squarewave voltamme...

Journal: :international journal of environmental research 2015
p. norouzi b. larijani f. faridbod g.r. ganjali

in this work, a novel electrochemical technique is presented for determination of bentazonusing a nanocomposite based sensor and continuous coulometric fast fourier transformation cyclicvoltammetry (ccfftcv). in this method, the sensor response is in coulomb and is calculated based onintegrating charge changes under the current voltammogram in selected potential range. the new sensor wasconstru...

Journal: :inorganic chemistry research 2015
soraia meghdadi ahmad amiri kurt mereiter narges shams mohammadi

an octahedral cobalt(iii) complex, trans-[(me2bpb)co(bzlan)2]clo4 (1), with h2me2bpb = n,n’-(4,5-dimethyl-1,2-phenylene)dipicolinamide and bzlan = benzylamine, has been synthesized and characterized by elemental analyses, ir, uv-vis, and 1h nmr spectroscopy. the structure of this complex has been determined by x-ray crystallography. the me2bpb2– is a di-anionic tetradentate ligand furnishing a ...

Journal: :journal of the iranian chemical research 0
belkheir hammouti laboratoire de chimie appliquée et environnement, faculté des sciences, université mohammed premier, b.p. 717, 60 000 oujda,morocco rachid salghi laboratoire d'ingénierie des procédés de l’energie et de l’environnement, equipe génie de l’environnement et de biotechnologie, ecole national des sciences appliquées, bp 1136, agadir, mohammed mihit laboratoire matériaux & environnement, equipe de chimie physique appliquées, faculté des sciences, bp 8106, agadir - morocco lahcen bazzi laboratoire matériaux & environnement, equipe de chimie physique appliquées, faculté des sciences, bp 8106, agadir - morocco

the electrochemical behaviour of lead electrode in hydrochloride solution containing variousoxo-anions at different concentrations was studied by using of cyclic voltammetry (cv) method.results obtained show that the addition of these inorganic compounds decreases the anodic andcathodic currents peaks according to the following order: h2po4- > hpo42-> so42-. it’s revealedalso that the cathodic ...

A. KHOSHROO H. BEITOLLAHI H. FARROKHPOUR M. MAZLOUM-ARDAKANI

Electrode potential of 2-(2,3-dihydroxy phenyl)-1,3-dithiane (DPD) was investigated by means of cyclic voltammetry (CV) at various potential scan rates. The calculated value was compared with the experimental value obtained by cyclic voltammetry (CV). All experiments were done in aqueous phosphate buffer solutions at different pHs. The experimental redox potential of DPD was obtained to be 0.75...

Journal: :iranian chemical communication 2015
sohrab ershad

a novel chemically modified electrode containing prussian blue complex was achieved on the surface of glass carbon electrode by sol-gel technique. the electrochemical behavior of modified electrode was characterized by cyclic voltammetry in detail. the film electrode obtained was very stable and exhibited electrocatalytic response for oxidation of nitrite. results showed at bare gc electrode, a...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2002
ali reza rezvani hassan hadadzadeh

six new complexes of the type trans-[lco((do)(doh)pn)l'] where (do)(doh)pn= n2, n2'-propanediolbis (2,3-butanedione 2-imine 3-oxime), l-cl¯ and l'=mono-anaion of phenylcyanamide (pcyd), 2,5-dichlorophenylcyanamide (2,5-cl2 pcyd), 2,4-dimethyl pehylcyanamide (2,4-me2 pcyd) and l=l'=pcyd, 2,5-cl2 pcyd, 2,4-me2 pcyd, have been synthesized and characterized by elemental analysis, spectroscopy and c...

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