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Conferences > CLEOPR > 2018 > W3A > W3A.40

Inter-sublattice coupling dynamics in laser-induced ultrafast demagnetization processes of TbFeCo film

Zhifeng Chen, Xiaohui Fang, Chengyun Zhang, Rongbiao Deng, and Bairu Xu

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Abstract

Laser-induced ultrafast demagnetization of TbFeCo film is studied by employing a dual-color TR-MOKE measurement. Inter-sublattice exchange coupling is found to have significant contribution to the Tb demagnetization in ps time scale. The dynamics is discussed.

© 2018 The Author(s)

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