Abstract
Optical control of spins in the highly symmetric Heisenberg antiferromagnet KNiF3 is demonstrated. It is shown that Impulsive Stimulated Raman Scattering of light by magnons, combined with time-resolved magneto-optical detection, allows the generation and detection of antiferromagnetic resonances with unprecedented high sensitivity.
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Acknowledgments
The authors thank A. van Roij and T. Toonen for the technical support. This research was partially supported by de Nederlandse Organisatie voor Wetenschappelijk Onderzoek (NWO), de Stichting voor Fundamenteel Onderzoek der Materie (FOM), the European Union’s Seventh Framework Program (FP7/2007-2013) Grants No. NMP3-LA-2010-246102 (IFOX), No. 280555 (Go-Fast), No. 214810 (FANTOMAS), the European Research Council under the European Union’s Seventh Framework Program (FP7/2007-2013)/ERC Grant Agreement No. 257280 (Femtomagnetism) as well as the program “Invited Scientist’” funded by the Russian Ministry of Education and Science (Grant Agreement 14.B37.21.0899). R.V.P. and A.M.K. acknowledge the support from the Russian Ministry for Education and Science (grant No. 14.B25.31.0025). A.M.K. thanks RFBR for support under the grant No. 12-02-31508.
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Bossini, D., Kalashnikova, A.M., Pisarev, R.V., Rasing, T., Kimel, A.V. (2015). Ultrafast Opto-magnetism in KNiF3. In: Bigot, JY., Hübner, W., Rasing, T., Chantrell, R. (eds) Ultrafast Magnetism I. Springer Proceedings in Physics, vol 159. Springer, Cham. https://doi.org/10.1007/978-3-319-07743-7_69
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DOI: https://doi.org/10.1007/978-3-319-07743-7_69
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