We show saturation of the sub-picosecond demagnetization in nickel at high excitation densities, conclude that spin relaxation is incomplete, and associate the demagnetization with collapse of the Stoner gap due to band filling effects.
Saturation of the ultrafast laser-induced demagnetization in nickel
2005 Quantum Electronics and Laser Science Conference ; 2 ; 726-728 Vol. 2
01.01.2005
747711 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
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