Modeling antidots arrays

Micromagnetic modelling of the anisotropy properties of permalloy antidot arrays with hexagonal symmetry.
A Manzin and O Bottauscio
J. Phys. D 45, 095001 (2012)

Magnetic domain configurations at remanent state for an antidot film with hole diameter d = 200 nm and centre-to-centre
nearest-neighbour hole distance T = 500 nm, considering (a) β = 0◦ and (b) β = 90◦.