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Conferences > QELS > 2005 > QFB > QFB1
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies
  • Technical Digest (CD) (Optica Publishing Group, 2005),
  • paper QFB1

Saturation of the ultrafast laser-induced demagnetization in nickel

D. Cheskis, A. Porat, L. Szapiro, O. Potashnik, and S. Bar-Ad

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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.

© 2005 Optical Society of America

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