Effect of quenching on the magnetic properties of Mg-ferrite thin films

We have investigated the microstructural and magnetic properties of the post annealed slow cooled and quenched Mg-ferrite thin films. The microstructural properties of these films were studied through XRD, TEM and SEM. The magnetic properties were studied using VSM at 300K and 10K. The quenched film...

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Main Authors: Himadri Roy Dakua, N. Venkataramani, Shiva Prasad
Format: Article
Language:English
Published: AIP Publishing LLC 2016-05-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.4943924
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spelling doaj-3cdb7c854dad4c91a56960876eb2aaef2020-11-25T00:57:33ZengAIP Publishing LLCAIP Advances2158-32262016-05-0165055919055919-610.1063/1.4943924103691ADVEffect of quenching on the magnetic properties of Mg-ferrite thin filmsHimadri Roy Dakua0N. Venkataramani1Shiva Prasad2Dept. of Physics, IIT Bombay, Mumbai, India – 400076Dept. of Metallurgical Engineering & Materials Science, IIT Bombay, Mumbai, India – 400076Dept. of Physics, IIT Bombay, Mumbai, India – 400076We have investigated the microstructural and magnetic properties of the post annealed slow cooled and quenched Mg-ferrite thin films. The microstructural properties of these films were studied through XRD, TEM and SEM. The magnetic properties were studied using VSM at 300K and 10K. The quenched film showed ∼1.66 times higher magnetization at room temperature (RT) compared to the bulk and the slow cooled film (4πMS of bulk∼1880 Gauss at RT) though the crystal phase, grain size and thickness of both the films were similar. The change in the cation distribution is the plausible origin of large magnetization observed in the quenched (rapid cooled) film.http://dx.doi.org/10.1063/1.4943924
collection DOAJ
language English
format Article
sources DOAJ
author Himadri Roy Dakua
N. Venkataramani
Shiva Prasad
spellingShingle Himadri Roy Dakua
N. Venkataramani
Shiva Prasad
Effect of quenching on the magnetic properties of Mg-ferrite thin films
AIP Advances
author_facet Himadri Roy Dakua
N. Venkataramani
Shiva Prasad
author_sort Himadri Roy Dakua
title Effect of quenching on the magnetic properties of Mg-ferrite thin films
title_short Effect of quenching on the magnetic properties of Mg-ferrite thin films
title_full Effect of quenching on the magnetic properties of Mg-ferrite thin films
title_fullStr Effect of quenching on the magnetic properties of Mg-ferrite thin films
title_full_unstemmed Effect of quenching on the magnetic properties of Mg-ferrite thin films
title_sort effect of quenching on the magnetic properties of mg-ferrite thin films
publisher AIP Publishing LLC
series AIP Advances
issn 2158-3226
publishDate 2016-05-01
description We have investigated the microstructural and magnetic properties of the post annealed slow cooled and quenched Mg-ferrite thin films. The microstructural properties of these films were studied through XRD, TEM and SEM. The magnetic properties were studied using VSM at 300K and 10K. The quenched film showed ∼1.66 times higher magnetization at room temperature (RT) compared to the bulk and the slow cooled film (4πMS of bulk∼1880 Gauss at RT) though the crystal phase, grain size and thickness of both the films were similar. The change in the cation distribution is the plausible origin of large magnetization observed in the quenched (rapid cooled) film.
url http://dx.doi.org/10.1063/1.4943924
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