Lyutyy T. Magnetic relaxation in two-dimensional ensembles of ferromagnetic nanoparticles

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0404U004594

Applicant for

Specialization

  • 01.04.11 - Магнетизм

18-11-2004

Specialized Academic Board

Д 26.248.01

Institute of Magnetism of the National Academy of Sciences of Ukraine and Ministry of Education and Sciences of Ukraine

Essay

The thesis is devoted to the study of thermal-induced magnetic relaxation in two-dimentional ensembles of ferromagnetic nanoparticles with large uniaxial perpendicular anysotropy, that interact with dipole-dipole interaction. The mean-field theory of the magnetic relaxation, and a new method for numerical simulation are developed. It was shown, that the rate of relaxation decrease with time, and correlations accelerate relaxation on the initial stage and slow down on the final one.

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