Magnonic modes in satcks of nanoelements

Dispersion of collective magnonic modes in stacks of nanoscale magnetic elements.
M. Dvornik and V. V. Kruglyak
Phys. Rev. B 84, 140405(R) (2011)

The frequencies of the modes of the isolated elements of different sizes are shown as a function of
their ellipticity. In the inset, the mode spectrum of the isolated 100 × 50 × 10 nm3 element is shown.