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Conferences > QELS > 2008 > QThF > QThF3
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper QThF3

Ultrafast Demagnetization Dynamics in TbFeCo High-DensityMagneto-Optical Recording Films

Tianshu Lai, Xiaodong Liu, Haining Hu, Ruixin Gao, and Shiming Zhou

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Abstract

Ultrafast demagnetization processes of TbFeCo films are studied. Dynamic hysteresis loops measured at different pump-probe delayed times shows that the ultrafast demagnetization originates from electron spin relaxation instead of electron-lattice heat exchange.

© 2008 Optical Society of America

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