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Conferences > CLEO_QELS > 2015 > FTu1B > FTu1B.6

Transient Exchange Interaction in a Helical Antiferromagnet

M.C. Langner, S. Roy, A.F. Kemper, Y.-D. Chuang, S.K. Misra, R.B. Versteeg, Y. Zhu, M.P. Hertlein, T.E. Glover, K. Dumesnil, and R.W. Schoenlein

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Abstract

We measure dynamics of the helical ordering in the Lanthanide metal Dy resulting from transient changes in the conduction electron Fermi surface and subsequent scattering events that transfer the excitation to the core spin.

© 2015 Optical Society of America

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