Two-dimensional arrangements of magnetic nanoparticles -: art. no. 064409
Two-dimensional arrangements of magnetic nanoparticles -: art. no. 064409
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DOI:
10.1103/physrevb.67.064409
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发表时间:
2003-02-01
影响因子:
3.7
通讯作者:
Lévy, JC
中科院分区:
文献类型:
--
作者:
Ghazali, A;Lévy, JC
Arrangements of magnetic nanoparticles in a plane interacting through hard core repulsion and magnetic dipole-dipole interaction are deduced from Monte Carlo relaxations. At low density, magnetic particles are arranged in sinuous lines and rings, while at higher densities lines of magnetic moments aggregate in spirals and vortices. An in-plane magnetic field tends to make lines parallel to the field and to break rings, while a perpendicular-to-the-plane field tends to arrange the particles in a glassy state.