Control of nonmagnetic particles using a magnetic field

A force and/or torque are induced in a material under the imposition of a magnetic field. Their magnitudes are different from those acting on the surrounding materials because of the difference in their physical properties. Therefore, a magnetic field is a powerful tool for controlling a second phas...

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Main Author: Kazuhiko Iwai, Akbar Eskandarpour, Manabu Usui and Kento Sugiura
Format: Article
Language:English
Published: Taylor & Francis Group 2008-01-01
Series:Science and Technology of Advanced Materials
Subjects:
Online Access:http://www.iop.org/EJ/abstract/1468-6996/9/2/024203
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author Kazuhiko Iwai, Akbar Eskandarpour, Manabu Usui and Kento Sugiura
author_facet Kazuhiko Iwai, Akbar Eskandarpour, Manabu Usui and Kento Sugiura
author_sort Kazuhiko Iwai, Akbar Eskandarpour, Manabu Usui and Kento Sugiura
collection DOAJ
description A force and/or torque are induced in a material under the imposition of a magnetic field. Their magnitudes are different from those acting on the surrounding materials because of the difference in their physical properties. Therefore, a magnetic field is a powerful tool for controlling a second phase in a mother phase such as particles suspended in a liquid. In this paper, we focus on two processes. The first one is a novel method of magnetic filtration in which schwertmannite particles in wastewater are controlled using a magnetic field. The second one is a refining process for a metallic alloy structure during solidification in which solid particles suspended in the liquid phase are controlled using the force excited by the simultaneous imposition of a magnetic field and alternating current.
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spelling doaj.art-90463ebd07dd4408be2d4d98969318922022-12-22T00:48:47ZengTaylor & Francis GroupScience and Technology of Advanced Materials1468-69961878-55142008-01-0192024203Control of nonmagnetic particles using a magnetic fieldKazuhiko Iwai, Akbar Eskandarpour, Manabu Usui and Kento SugiuraA force and/or torque are induced in a material under the imposition of a magnetic field. Their magnitudes are different from those acting on the surrounding materials because of the difference in their physical properties. Therefore, a magnetic field is a powerful tool for controlling a second phase in a mother phase such as particles suspended in a liquid. In this paper, we focus on two processes. The first one is a novel method of magnetic filtration in which schwertmannite particles in wastewater are controlled using a magnetic field. The second one is a refining process for a metallic alloy structure during solidification in which solid particles suspended in the liquid phase are controlled using the force excited by the simultaneous imposition of a magnetic field and alternating current.http://www.iop.org/EJ/abstract/1468-6996/9/2/024203schwertmannitesolidificationmagnetic fixed bedCr removalrefinement of solidified structure
spellingShingle Kazuhiko Iwai, Akbar Eskandarpour, Manabu Usui and Kento Sugiura
Control of nonmagnetic particles using a magnetic field
Science and Technology of Advanced Materials
schwertmannite
solidification
magnetic fixed bed
Cr removal
refinement of solidified structure
title Control of nonmagnetic particles using a magnetic field
title_full Control of nonmagnetic particles using a magnetic field
title_fullStr Control of nonmagnetic particles using a magnetic field
title_full_unstemmed Control of nonmagnetic particles using a magnetic field
title_short Control of nonmagnetic particles using a magnetic field
title_sort control of nonmagnetic particles using a magnetic field
topic schwertmannite
solidification
magnetic fixed bed
Cr removal
refinement of solidified structure
url http://www.iop.org/EJ/abstract/1468-6996/9/2/024203
work_keys_str_mv AT kazuhikoiwaiakbareskandarpourmanabuusuiandkentosugiura controlofnonmagneticparticlesusingamagneticfield