On the anodic passivity of iron in molten potassium bisulphate

The electrochemical behaviour of pure iron anodes in molten KHSO<sub>4</sub> at 250°C was studied. Typical passivity phenomena were observed under potentiostatic as well as galvanostatic runs. A transition time related to the onset of full passivity was determined. The passive film was s...

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Autores principales: Casino, R. G., Podestá, José J., Arvia, Alejandro Jorge
Formato: Articulo
Lenguaje:Inglés
Publicado: 1971
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/122318
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id I19-R120-10915-122318
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Exactas
Química
Pure iron anodes
Passivity phenomena
spellingShingle Ciencias Exactas
Química
Pure iron anodes
Passivity phenomena
Casino, R. G.
Podestá, José J.
Arvia, Alejandro Jorge
On the anodic passivity of iron in molten potassium bisulphate
topic_facet Ciencias Exactas
Química
Pure iron anodes
Passivity phenomena
description The electrochemical behaviour of pure iron anodes in molten KHSO<sub>4</sub> at 250°C was studied. Typical passivity phenomena were observed under potentiostatic as well as galvanostatic runs. A transition time related to the onset of full passivity was determined. The passive film was studied by X-ray diffraction. Its average structure corresponded to Fe<sub>3</sub>O<sub>4</sub>. The mechanisms of passivation and corrosion of passive iron are discussed on the basis of behaviour of passive iron in aqueous systems.
format Articulo
Articulo
author Casino, R. G.
Podestá, José J.
Arvia, Alejandro Jorge
author_facet Casino, R. G.
Podestá, José J.
Arvia, Alejandro Jorge
author_sort Casino, R. G.
title On the anodic passivity of iron in molten potassium bisulphate
title_short On the anodic passivity of iron in molten potassium bisulphate
title_full On the anodic passivity of iron in molten potassium bisulphate
title_fullStr On the anodic passivity of iron in molten potassium bisulphate
title_full_unstemmed On the anodic passivity of iron in molten potassium bisulphate
title_sort on the anodic passivity of iron in molten potassium bisulphate
publishDate 1971
url http://sedici.unlp.edu.ar/handle/10915/122318
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