Saha, Rana ; Shireen, Ajmala ; Bera, A.K. ; Shirodkar, Sharmila N. ; Sundarayya, Y. ; Kalarikkal, Nandakumar ; Yusuf, S.M. ; Waghmare, Umesh V. ; Sundaresan, A. ; Rao, C.N.R (2011) Structure and magnetic properties of the Al1−xGaxFeO3 family of oxides: A combined experimental and theoretical study Journal of Solid State Chemistry, 184 (3). pp. 494-501. ISSN 0022-4596
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Official URL: http://doi.org/10.1016/j.jssc.2010.12.025
Related URL: http://dx.doi.org/10.1016/j.jssc.2010.12.025
Abstract
Magnetic properties of the Al1−xGaxFeO3 family of oxides crystallizing in a non-centrosymmetric space group have been investigated in detail along with structural aspects by employing X-ray and neutron diffraction, Mössbauer spectroscopy and other techniques. The study has revealed the occurrence of several interesting features related to unit cell parameters, site disorder and ionic size. Using first-principles density functional theory based calculations, we have attempted to understand how magnetic ordering and related properties in these oxides depend sensitively on disorder at the cation site. The origin and tendency of cations to disorder and the associated properties are traced to the local structure and ionic sizes.
Item Type: | Article |
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Source: | Copyright of this article belongs to Elsevier Science. |
ID Code: | 120067 |
Deposited On: | 22 Jun 2021 06:39 |
Last Modified: | 22 Jun 2021 06:39 |
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