Ultrafast Non-thermal Switching of the Magnetization in (III,Mn)V Ferromagnets

I. E. Perakis; M. Kapetanakis; J. Wang

doi:10.1364/QELS.2011.QME2

CLEO:2011 - Laser Applications to Photonic Applications
OSA Technical Digest (CD) (Optica Publishing Group, 2011),
paper QME2
•https://doi.org/10.1364/QELS.2011.QME2

Ultrafast Non-thermal Switching of the Magnetization in (III,Mn)V Ferromagnets

I. E. Perakis, M. Kapetanakis, and J. Wang

Quantum Electronics and Laser Science Conference 2011

Baltimore, Maryland United States
1–6 May 2011
ISBN: 978-1-55752-910-7

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Ultrafast Magnetism (QME)

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I. E. Perakis, M. Kapetanakis, and J. Wang, "Ultrafast Non-thermal Switching of the Magnetization in (III,Mn)V Ferromagnets," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optica Publishing Group, 2011), paper QME2.

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Abstract

Using density matrix equations of motion and a tightbinding bandstructure calculation, we demonstrate nonthermal ultrafast spin switching in (Ga,Mn)As triggered by coherent photoexcitation and controlled by pump fluence and external magnetic field.

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