DocumentCode
444263
Title
Saturation of the ultrafast laser-induced demagnetization in nickel
Author
Cheskis, D. ; Porat, A. ; Szapiro, L. ; Potashnik, O. ; Bar-Ad, S.
Author_Institution
Sch. of Phys. & Astron., Tel Aviv Univ., Israel
Volume
2
fYear
2005
fDate
22-27 May 2005
Firstpage
726
Abstract
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.
Keywords
demagnetisation; high-speed optical techniques; laser beam effects; magneto-optical effects; nickel; Ni; Stoner gap; band filling effect; high excitation density; spin relaxation; sub-picosecond demagnetization; ultrafast laser-induced demagnetization; Demagnetization; Laser beams; Laser excitation; Magnetization; Magnetooptic effects; Nickel; Optical pulses; Polarization; Probes; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN
1-55752-796-2
Type
conf
DOI
10.1109/QELS.2005.1548917
Filename
1548917
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