Sunday 22 February 2015

Controlling AF Spin Waves

Coherent terahertz control of antiferromagnetic spin waves.
Tobias Kampfrath, Alexander Sell, Gregor Klatt, Alexej Pashkin, Sebastian Mährlein, Thomas Dekorsy, Martin Wolf, Manfred Fiebig, Alfred Leitenstorfer & Rupert Huber Nature Photonics 5, 31 (2011)

a, Crystal lattice of NiO (blue spheres, Ni2+; yellow spheres, O2–) with magnetically ordered spins (blue arrows) of a selected S domain in the (111) planes (light blue) and the direction of the terahertz magnetic field B (double-ended…

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