Magnetorheological elastomers (MREs), consisting of an elastomeric matrix filled with
magnetic particles, are one of the most promising multifunctional composites. The main …

Classical spin models bridge the gap between a full electronic description of a magnetic
material and conventional micromagnetism where magnetic properties are calculated on the …

Measurements are presented of the static and dynamic magnetic properties of magnetic
recording tapes and powders, with the aim of investigating the effects of particle, particle …

Thermal fluctuation after-effect is simulated using the Langevin equation. The relations
between the number of reversals of a fine magnetic particle and the material parameters are …

Time dependence of the magnetisation, or 'magnetic viscosity'is a well established
phenomenon in magnetic recording media. On a practical basis magnetic viscosity is related …

The development of a number of models of slow relaxation in magnetic materials is
reviewed. A phenomenological theory based on the intrinsic energy barrier is shown to …

The effect of thermal fluctuations of magnetization on static and dynamic properties is
discussed for nanocrystalline FePt films. The large magnetocrystalline anisotropy K/sub u/of …

The dynamic behaviour of the coercive force of particulate recording media is investigated
theoretically. It is shown that as regards the value of H c the field sweep is equivalent to an …

The magnetic viscosity parameters (kT/q= S v) of spherical specimens of NdFeB and SmCo
5 have been measured as functions of intensity of magnetization. Two methods of …

Employing a numerical integration of the Landau-lifshitz-Gilbert equation for phenomena
with nanosecond characteristic times and a Monte Carlo method for much longer time …