Instability of the miscible magnetic/non-magnetic fluid interface
The behaviour of the diffusion front of a magnetic fluid in contact with a miscible non-magnetic fluid in a normal magnetic field is studied. It was found that the magnetic field is a cause of the diffusion front bending and its movement accompanied by intense advective flows. These flows lead to th...
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Cambridge University Press
2021
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ir-20.500.12258-154432021-03-19T08:01:09Z Instability of the miscible magnetic/non-magnetic fluid interface Zakinyan, A. R. Закинян, А. Р. Zakinyan, A. A. Закинян, А. А. Magnetic field Magnetic fluid Stability Contact lines Fingering instability Diffusion in liquids The behaviour of the diffusion front of a magnetic fluid in contact with a miscible non-magnetic fluid in a normal magnetic field is studied. It was found that the magnetic field is a cause of the diffusion front bending and its movement accompanied by intense advective flows. These flows lead to the fast growth of the wavy shape of the diffusion front and formation of the peaks. This phenomenon is studied both numerically and experimentally. The reasons for the instability of the diffusion front in a magnetic field are discussed. The influence of the parameters of the problem (Schmidt number, magnetic Rayleigh number, magnetic field, the thickness of the layer, diffusion front width, etc.) on the instability parameters is studied both numerically and experimentally. It is shown that the studied instability differs from Rosensweig's instability 2021-03-15T13:52:55Z 2021-03-15T13:52:55Z 2021 Статья Krakov, M.S., Zakinyan, A.R., Zakinyan, A.A. Instability of the miscible magnetic/non-magnetic fluid interface // Journal of Fluid Mechanics. - 2021. - Volume 913 http://hdl.handle.net/20.500.12258/15443 en Journal of Fluid Mechanics application/pdf application/pdf Cambridge University Press |
institution |
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Репозиторий |
language |
English |
topic |
Magnetic field Magnetic fluid Stability Contact lines Fingering instability Diffusion in liquids |
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Magnetic field Magnetic fluid Stability Contact lines Fingering instability Diffusion in liquids Zakinyan, A. R. Закинян, А. Р. Zakinyan, A. A. Закинян, А. А. Instability of the miscible magnetic/non-magnetic fluid interface |
description |
The behaviour of the diffusion front of a magnetic fluid in contact with a miscible non-magnetic fluid in a normal magnetic field is studied. It was found that the magnetic field is a cause of the diffusion front bending and its movement accompanied by intense advective flows. These flows lead to the fast growth of the wavy shape of the diffusion front and formation of the peaks. This phenomenon is studied both numerically and experimentally. The reasons for the instability of the diffusion front in a magnetic field are discussed. The influence of the parameters of the problem (Schmidt number, magnetic Rayleigh number, magnetic field, the thickness of the layer, diffusion front width, etc.) on the instability parameters is studied both numerically and experimentally. It is shown that the studied instability differs from Rosensweig's instability |
format |
Статья |
author |
Zakinyan, A. R. Закинян, А. Р. Zakinyan, A. A. Закинян, А. А. |
author_facet |
Zakinyan, A. R. Закинян, А. Р. Zakinyan, A. A. Закинян, А. А. |
author_sort |
Zakinyan, A. R. |
title |
Instability of the miscible magnetic/non-magnetic fluid interface |
title_short |
Instability of the miscible magnetic/non-magnetic fluid interface |
title_full |
Instability of the miscible magnetic/non-magnetic fluid interface |
title_fullStr |
Instability of the miscible magnetic/non-magnetic fluid interface |
title_full_unstemmed |
Instability of the miscible magnetic/non-magnetic fluid interface |
title_sort |
instability of the miscible magnetic/non-magnetic fluid interface |
publisher |
Cambridge University Press |
publishDate |
2021 |
url |
https://dspace.ncfu.ru/handle/20.500.12258/15443 |
work_keys_str_mv |
AT zakinyanar instabilityofthemisciblemagneticnonmagneticfluidinterface AT zakinânar instabilityofthemisciblemagneticnonmagneticfluidinterface AT zakinyanaa instabilityofthemisciblemagneticnonmagneticfluidinterface AT zakinânaa instabilityofthemisciblemagneticnonmagneticfluidinterface |
_version_ |
1760599871181553664 |