Using cyclic voltammetry and single and double pulse chronocoulometry the eiectroreduction of nickel@) and oxidation of homogeneous nickel amalgam formed in situ have been studied in DMSO and its mixtures with water. Nickel(I1) electroreduction current in these media exhibitsa kineticcharacter, simi
Electrochemical behaviour of the Ni(II) ion in soda-lime-silica melts
β Scribed by P. Claes; J. Y. Tilquin; J. Glibert
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2010
- Weight
- 453 KB
- Volume
- 97
- Category
- Article
- ISSN
- 0037-9646
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β¦ Synopsis
Determination of the oxidation state of solutes in glass-forming melts can be made in situ using electrochemical techniques. Nevertheless accurate voltammetric measurements are perturbed by the simultaneous influence of broader voltamperometric signals and high residual currents. The aim of this investigation was to test various voltammetric methods as well as chronopotentiometry, chronoamperometry and AC impedance plots in order to analyze the electrochemical behavior of a given solute. The Ni(ll) entity was selected, its reduction wave being well-defined. Experiments were carried out over the temperature range from 1148 to 1473 K.
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