Some Features of the Cathodic and Anodic Nickel Depassivation during DC Polarization in Sulfuric Acid Solutions


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Abstract

A comparative analysis of the formation and decomposition processes and the component composition of the phases of films that passivate a nickel electrode during its dc polarization in sulfuric acid solutions with a varied value and polarity of the applied potential is performed.

About the authors

V. A. Bryukvin

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Author for correspondence.
Email: brukvin@imet.ac.ru
Russian Federation, Moscow, 119991

E. A. Skryleva

National University of Science and Technology MISiS

Email: brukvin@imet.ac.ru
Russian Federation, Moscow, 119991

M. N. Naftal’

OOO NPP Kvalitet

Email: brukvin@imet.ac.ru
Russian Federation, Moscow

A. M. Levin

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: brukvin@imet.ac.ru
Russian Federation, Moscow, 119991

O. G. Kuznetsova

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: brukvin@imet.ac.ru
Russian Federation, Moscow, 119991

O. I. Tsybin

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: brukvin@imet.ac.ru
Russian Federation, Moscow, 119991

A. O. Bol’shikh

Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences

Email: brukvin@imet.ac.ru
Russian Federation, Moscow, 119991


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