Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel Method
Nanoparticles Y3−xErxFe5O12 (x=0.2, 1.0, and 2.0) thin films were prepared by sol-gel method and treated at 800, 900, and 1000∘C, respectively, for 2 h. The films have single phase garnet structure and the sizes of particles are in the range of 44 to 83 nm. The magnetic measurements show that the sa...
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doaj-b64f03931f7f47ceb06c3b537c1255c72020-11-24T22:20:53ZengHindawi LimitedJournal of Nanotechnology1687-95031687-95112011-01-01201110.1155/2011/365378365378Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel MethodRamadan Shaiboub0Noor Baa'yah Ibrahim1Mustaffa Abdullah2Ftema Abdulhade3School of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Selangor, 43600 Bangi, MalaysiaSchool of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Selangor, 43600 Bangi, MalaysiaSchool of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Selangor, 43600 Bangi, MalaysiaSchool of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Selangor, 43600 Bangi, MalaysiaNanoparticles Y3−xErxFe5O12 (x=0.2, 1.0, and 2.0) thin films were prepared by sol-gel method and treated at 800, 900, and 1000∘C, respectively, for 2 h. The films have single phase garnet structure and the sizes of particles are in the range of 44 to 83 nm. The magnetic measurements show that the saturation magnetization decreased with increasing of Er concentration for all samples treated at different annealing temperatures. The saturation magnetization increased with the particle size due to the enhancement of the surface spin effect. The coercivity initially decreased for x=1.0 and then increased for x=2.0 with increasing annealing temperature.http://dx.doi.org/10.1155/2011/365378 |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Ramadan Shaiboub Noor Baa'yah Ibrahim Mustaffa Abdullah Ftema Abdulhade |
spellingShingle |
Ramadan Shaiboub Noor Baa'yah Ibrahim Mustaffa Abdullah Ftema Abdulhade Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel Method Journal of Nanotechnology |
author_facet |
Ramadan Shaiboub Noor Baa'yah Ibrahim Mustaffa Abdullah Ftema Abdulhade |
author_sort |
Ramadan Shaiboub |
title |
Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel Method |
title_short |
Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel Method |
title_full |
Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel Method |
title_fullStr |
Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel Method |
title_full_unstemmed |
Structure and Magnetic Properties of Y3−xErxFe5O12 (x=0.2,1.0, and 2.0) Thin Films Prepared by Sol-Gel Method |
title_sort |
structure and magnetic properties of y3−xerxfe5o12 (x=0.2,1.0, and 2.0) thin films prepared by sol-gel method |
publisher |
Hindawi Limited |
series |
Journal of Nanotechnology |
issn |
1687-9503 1687-9511 |
publishDate |
2011-01-01 |
description |
Nanoparticles Y3−xErxFe5O12 (x=0.2, 1.0, and 2.0) thin films were prepared by sol-gel method and treated at 800, 900, and 1000∘C, respectively, for 2 h. The films have single phase garnet structure and the sizes of particles are in the range of 44 to 83 nm. The magnetic measurements show that the saturation magnetization decreased with increasing of Er concentration for all samples treated at different annealing temperatures. The saturation magnetization increased with the particle size due to the enhancement of the surface spin effect. The coercivity initially decreased for x=1.0 and then increased for x=2.0 with increasing annealing temperature. |
url |
http://dx.doi.org/10.1155/2011/365378 |
work_keys_str_mv |
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