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Primitive cell suffices, no need for supercell that conta<strong>in</strong>s a complete spiral period<br />
Adiabatic sp<strong>in</strong> dynamics: Magnon spectra<br />
for <strong>in</strong>stance for elementary ferromagnetic metals (bcc Fe, fcc Ni)<br />
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see for <strong>in</strong>stance:<br />
“Theory of It<strong>in</strong>erant Electron Magnetism”, J. Kübler, Clarendon Press, Oxford (2000).<br />
M. MARSMAN, <strong>VASP</strong> WORKSHOP, VIENNA 10-15 FEBRUARY 2003. Page 22
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