Investigation of the heat resistance of zirconia coatings generated by microarc oxidation


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Resumo

The heat resistance and thermal conductivity of zirconia coatings with a thickness of ∼200 μm, obtained on zirconium by microarc oxidation, are experimentally investigated. Exposure to nitrogen plasma during thermal tests (temperatures up to 2000°C) results in an increase in the thermal conductivity of the coatings. This is associated with structural changes in the coatings, detected by scanning electron microscopy and X-ray diffraction analysis.

Sobre autores

S. Savushkina

Keldysh Research Center

Email: anatoly_borisov@mail.ru
Rússia, Moscow, 125438

M. Polyansky

Keldysh Research Center

Email: anatoly_borisov@mail.ru
Rússia, Moscow, 125438

A. Borisov

Tsiolkovsky Russian State Technological University

Autor responsável pela correspondência
Email: anatoly_borisov@mail.ru
Rússia, Moscow, 121552

A. Vinogradov

Tsiolkovsky Russian State Technological University

Email: anatoly_borisov@mail.ru
Rússia, Moscow, 121552

V. Lyudin

Tsiolkovsky Russian State Technological University

Email: anatoly_borisov@mail.ru
Rússia, Moscow, 121552

T. Dankova

Keldysh Research Center

Email: anatoly_borisov@mail.ru
Rússia, Moscow, 125438

L. Agureev

Keldysh Research Center

Email: anatoly_borisov@mail.ru
Rússia, Moscow, 125438

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