Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry

Products of titanium dissolution in the active state are investigated in fluoride contain­ing 1 M H2SO4 solutions. The novel method of dual dynamic voltammetry, applied to Ti disk/Pt ring rotating ring–disk electrodes, is utilized for the simultaneous detection of different dissolution products. Pot...

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Main Authors: Noémi Kovács, Laura Sziráki, Soma Vesztergom, Gyözö G. Láng
Format: Article
Language:English
Published: International Association of Physical Chemists (IAPC) 2018-05-01
Series:Journal of Electrochemical Science and Engineering
Subjects:
Online Access:http://pub.iapchem.org/ojs/index.php/JESE/article/view/502
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author Noémi Kovács
Laura Sziráki
Soma Vesztergom
Gyözö G. Láng
author_facet Noémi Kovács
Laura Sziráki
Soma Vesztergom
Gyözö G. Láng
author_sort Noémi Kovács
collection DOAJ
description Products of titanium dissolution in the active state are investigated in fluoride contain­ing 1 M H2SO4 solutions. The novel method of dual dynamic voltammetry, applied to Ti disk/Pt ring rotating ring–disk electrodes, is utilized for the simultaneous detection of different dissolution products. Potential regions where certain products (primarily, TiIII and H2) are formed are identified by a 3D electrochemical map constructed based on the ring–disk electrode measurements. Besides dissolution in the form of TiIII species and hydrogen evolution, the formation and prompt oxidation of TiII can also be presumed under the applied conditions.
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spelling doaj.art-d4ce98a54c504e3aba6c35359d924e312022-12-21T20:41:01ZengInternational Association of Physical Chemists (IAPC)Journal of Electrochemical Science and Engineering1847-92862018-05-018210.5599/jese.502297Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetryNoémi Kovács0Laura Sziráki1Soma Vesztergom2Gyözö G. Láng3Department of Physical Chemistry, Laboratory of Electrochemistry and Electroanalytical Chemistry, Eötvös Loránd UniversityDepartment of Physical Chemistry, Laboratory of Electrochemistry and Electroanalytical Chemistry, Eötvös Loránd UniversityDepartment of Physical Chemistry, Laboratory of Electrochemistry and Electroanalytical Chemistry, Eötvös Loránd UniversityDepartment of Physical Chemistry, Laboratory of Electrochemistry and Electroanalytical Chemistry, Eötvös Loránd UniversityProducts of titanium dissolution in the active state are investigated in fluoride contain­ing 1 M H2SO4 solutions. The novel method of dual dynamic voltammetry, applied to Ti disk/Pt ring rotating ring–disk electrodes, is utilized for the simultaneous detection of different dissolution products. Potential regions where certain products (primarily, TiIII and H2) are formed are identified by a 3D electrochemical map constructed based on the ring–disk electrode measurements. Besides dissolution in the form of TiIII species and hydrogen evolution, the formation and prompt oxidation of TiII can also be presumed under the applied conditions.http://pub.iapchem.org/ojs/index.php/JESE/article/view/502Rotating ring–disk electrodeselectrochemical mapcyclic voltammetrydental implant materialscorrosion
spellingShingle Noémi Kovács
Laura Sziráki
Soma Vesztergom
Gyözö G. Láng
Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry
Journal of Electrochemical Science and Engineering
Rotating ring–disk electrodes
electrochemical map
cyclic voltammetry
dental implant materials
corrosion
title Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry
title_full Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry
title_fullStr Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry
title_full_unstemmed Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry
title_short Investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry
title_sort investigating products of titanium dissolution in the presence of fluoride ions with dual dynamic voltammetry
topic Rotating ring–disk electrodes
electrochemical map
cyclic voltammetry
dental implant materials
corrosion
url http://pub.iapchem.org/ojs/index.php/JESE/article/view/502
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AT somavesztergom investigatingproductsoftitaniumdissolutioninthepresenceoffluorideionswithdualdynamicvoltammetry
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