Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites

This research work is an initial step to produce manganese-zinc ferrites in the laboratory using the solid-state ceramic preparation method with controlled atmospheres. The first part of the work was to develop the required material by manipulation of composition. Then, the specimens were sintere...

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Main Author:	Tamin, Rohaida
Format:	Thesis
Language:	English English
Published:	2002
Subjects:	Ferrites (Magnetic materials) - Research
Online Access:	http://psasir.upm.edu.my/id/eprint/9360/1/FSAS_2002_4.pdf
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id	my-upm-ir.9360
record_format	uketd_dc
spelling	my-upm-ir.93602024-02-21T01:21:53Z Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites 2002-01 Tamin, Rohaida This research work is an initial step to produce manganese-zinc ferrites in the laboratory using the solid-state ceramic preparation method with controlled atmospheres. The first part of the work was to develop the required material by manipulation of composition. Then, the specimens were sintered at 1350°C in an oxygen partial pressure. At this stage, a systematic crucial approach was used to produce high permeability ferrites with suitable oxygen partial pressure. This involved a gradual introduction of nitrogen gas into the furnace during sample cooling giving an optimum equivalent isocompositional line. This work has successfully produced materials (samples MRQI and MRQ2) suitable with the permeability in the range of 2000 to 2500 when an average particle size was reduced to ~2.5µm and zinc oxide was added to minimize zinc loss. Then the sintering cycle was made to follow the isocompositional line In conclusion an optimum processing technique has been established for producing ferrite materials with the desired magnetic properties. Ferrites (Magnetic materials) - Research 2002-01 Thesis http://psasir.upm.edu.my/id/eprint/9360/ http://psasir.upm.edu.my/id/eprint/9360/1/FSAS_2002_4.pdf text en public masters Universiti Putra Malaysia Ferrites (Magnetic materials) - Research Faculty of Science and Environmental Studies Hashim, Mansor English
institution	Universiti Putra Malaysia
collection	PSAS Institutional Repository
language	English English
advisor	Hashim, Mansor
topic	Ferrites (Magnetic materials) - Research
spellingShingle	Ferrites (Magnetic materials) - Research Tamin, Rohaida Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites
description	This research work is an initial step to produce manganese-zinc ferrites in the laboratory using the solid-state ceramic preparation method with controlled atmospheres. The first part of the work was to develop the required material by manipulation of composition. Then, the specimens were sintered at 1350°C in an oxygen partial pressure. At this stage, a systematic crucial approach was used to produce high permeability ferrites with suitable oxygen partial pressure. This involved a gradual introduction of nitrogen gas into the furnace during sample cooling giving an optimum equivalent isocompositional line. This work has successfully produced materials (samples MRQI and MRQ2) suitable with the permeability in the range of 2000 to 2500 when an average particle size was reduced to ~2.5µm and zinc oxide was added to minimize zinc loss. Then the sintering cycle was made to follow the isocompositional line In conclusion an optimum processing technique has been established for producing ferrite materials with the desired magnetic properties.
format	Thesis
qualification_level	Master's degree
author	Tamin, Rohaida
author_facet	Tamin, Rohaida
author_sort	Tamin, Rohaida
title	Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites
title_short	Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites
title_full	Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites
title_fullStr	Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites
title_full_unstemmed	Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites
title_sort	establishment of optimum processing conditions for some technological manganese-zinc ferrites
granting_institution	Universiti Putra Malaysia
granting_department	Faculty of Science and Environmental Studies
publishDate	2002
url	http://psasir.upm.edu.my/id/eprint/9360/1/FSAS_2002_4.pdf
_version_	1794018828864192512

Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites

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