Low Temperature Physics: 36, 798 (2010); https://doi.org/10.1063/1.3499246 (4 pages)
Fizika Nizkikh Temperatur: Volume 36, Number 8-9 (August 2010), p. 1001-1006 ( to contents , go back )
Triangular hysteresis loops in the spin-rotation region of orthoferrites
Ya.B. Bazaliy1,2 and L.T. Tsymbal3
1Institute of Magnetism of the National Academy of Sciences of Ukraine, 36 Vernadskogo Blvd., Kyiv 03143, Ukraine
2University of South Carolina, Columbia SC 29208, USA
3O. Galkin Donetsk Physics & Technology Institute of the National Academy of Sciences of Ukraine 72 R. Luxemburg Str., Donetsk 83114, Ukraine
Received January 22, 2010
Suggested theory qualitatively explains the shapes of the hysteresis loops in orthoferrites within the temperature interval of the magnetic reorientation transition. Triangular loops result from the strong temperature dependence of both the magnetic moment and the magnetic domain wall structure.
PACS: 75.60.Ej Magnetization curves, hysteresis, Barkhausen and related effects;
Key words: orthoferrites, domain wall structure, hysteresis loops.