Abstract
Effects of irradiation with Ne+ ions on the transformations of domain structures (DSs) that occur in a uniaxial magnetic film under the action of an ac magnetic field are investigated. Transitions of a DS from an amorphous state into a hexagonal lattice and a labyrinthine structure are considered. The irradiation is found to lead to a change in the amplitudes of the ac field at which phase transformations of the DS occur. The effect of the magnitude of the ac field on the number of domains in a block with a hexagonal lattice has been studied. It is shown that the process of annealing of defects in a DS consisting of blocks with a hexagonal lattice can be described by the equation of a first-order reaction. The irradiation-induced change in the energy of activation for the annealing of defects in the DS has been found.
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Translated from Fizika Tverdogo Tela, Vol. 44, No. 11, 2002, pp. 1994–1997.
Original Russian Text Copyright © 2002 by Melnichuk, Malanushenko.
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Melnichuk, I.A., Malanushenko, E.L. Effect of irradiation with Ne+ ions on the transformations of domain structures of a uniaxial magnetic film in an AC magnetic field. Phys. Solid State 44, 2087–2090 (2002). https://doi.org/10.1134/1.1521461
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DOI: https://doi.org/10.1134/1.1521461