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:
Online Access:http://psasir.upm.edu.my/id/eprint/9360/1/FSAS_2002_4.pdf
http://psasir.upm.edu.my/id/eprint/9360/
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spelling my.upm.eprints.93602024-02-21T01:21:53Z http://psasir.upm.edu.my/id/eprint/9360/ Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites 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. 2002-01 Thesis NonPeerReviewed text en http://psasir.upm.edu.my/id/eprint/9360/1/FSAS_2002_4.pdf Tamin, Rohaida (2002) Establishment of Optimum Processing Conditions for Some Technological Manganese-Zinc Ferrites. Masters thesis, Universiti Putra Malaysia. Ferrites (Magnetic materials) - Research English
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
language English
English
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
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
publishDate 2002
url http://psasir.upm.edu.my/id/eprint/9360/1/FSAS_2002_4.pdf
http://psasir.upm.edu.my/id/eprint/9360/
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score 13.209306