DocumentCode :
690167
Title :
Ultrafast demagnetization and precession damping times in rare earth doped cobalt films
Author :
Andrade, L.H.F. ; Vomir, M. ; Kim, Jung-Ho ; Sanchez Piaia, M. ; Santos, A.D. ; Bigot, J.-Y.
Author_Institution :
Dept. de Fis., UFOP, Ouro Preto, Brazil
fYear :
2013
fDate :
9-14 June 2013
Firstpage :
1
Lastpage :
2
Abstract :
We show that the ultrafast demagnetization (τM) and precession damping (ηM) times of rare-earth-doped Cobalt films have different physical origins. ηM is due to impurity induced spin scattering while τM is attributed to spin-orbit interaction.
Keywords :
cobalt; damping; demagnetisation; doping; dysprosium; ferromagnetic materials; holmium; impurity scattering; magnetic thin films; metallic thin films; samarium; spin-orbit interactions; terbium; Co:Dy; Co:Ho; Co:Sm; Co:Tb; impurity induced spin scattering; precession damping times; rare earth doped cobalt films; spin-orbit interaction; ultrafast demagnetization; Damping; Demagnetization; Doping; Films; Impurities; Magnetization; Scattering;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
Type :
conf
Filename :
6834560
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=690167
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