Title of article
Mِssbauer spectroscopy in the system La0.8Sr0.2(Mn,Fe,Co)O3
Author/Authors
da Silva، نويسنده , , K.L. and Bِrger، نويسنده , , A. and Becker، نويسنده , , K.-D. and Tietz، نويسنده , , F. and Stِver، نويسنده , , D.، نويسنده ,
Issue Information
هفته نامه با شماره پیاپی سال 2011
Pages
5
From page
552
To page
556
Abstract
A systematic study of room temperature 57Fe-Mössbauer spectra has been undertaken in the quasi-ternary system La0.8Sr0.2(Mn,Fe,Co)O3. The spectra exhibit a wide variety from simple to complex line shapes due to varying magnetic and/or quadrupolar interactions. Most samples are non-magnetic and show a linear variation of isomer shift vs. formal oxidation state. Magnetism seems to depend on a critical amount of Fe3+–Fe3+ interactions. A magnetic phase diagram of the system at room temperature is presented.
Keywords
perovskites , Magnetic phase diagram , Mِssbauer spectroscopy
Journal title
Solid State Ionics
Serial Year
2011
Journal title
Solid State Ionics
Record number
1710732
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