Magnetic anisotropy and band and itinerant models; Magnetic properties of nanostructures Coulomb blockade; Electronic properties; Electronic structure; Magnetic anisotropy; Magnetic domains; Magnetic properties; Magnetization; Oscillations; Transition metals; Magnetic anisotropy and band and itinerant models; Magnetic properties of nanostructures; Tight-binding methods; Two-dimensional nanostructures; Nanostructured materials