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Conferences > UP > 2022 > W4A > W4A.15

Ultrafast electronic manipulation of magnetic anisotropy in orthoferrite by resonant f-f transition in the mid infrared

Takayuki Kurihara, Gabriel Fitzky, Alfred Leitenstorfer, and Makoto Nakajima

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Abstract

We excite ultrafast spin reorientation in orthoferrite Sm0.7Er0.3FeO3 in the mid-infrared by resonant f-f electronic transition or phononic pumping. The instantaneous onset of reorientation by electronic pumping suggests femtosecond nonthermal modification of magnetic anisotropy.

© 2022 The Author(s)

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