An ultrafast enhancement of the exchange interaction between two spins in an antiferromagnetic insulator is detected, developing an all-optical pump-probe method based on stimulated two-magnon excitation.
Probing ultrafast photo-induced dynamics of the exchange energy in a heisenberg antiferromagnet / Batignani, Giovanni; Bossini, D.; Di Palo, N.; Ferrante, Carino; Pontecorvo, Emanuele; Cerullo, G.; Kimel, A.; Scopigno, Tullio. - 2016:(2016). (Intervento presentato al convegno International Conference on Ultrafast Phenomena, UP 2016 tenutosi a Santa Fe Community Convention Cente, usa) [10.1364/UP.2016.UTh3A.7].
Probing ultrafast photo-induced dynamics of the exchange energy in a heisenberg antiferromagnet
BATIGNANI, GIOVANNI;FERRANTE, CARINO;PONTECORVO, Emanuele;SCOPIGNO, TULLIO
2016
Abstract
An ultrafast enhancement of the exchange interaction between two spins in an antiferromagnetic insulator is detected, developing an all-optical pump-probe method based on stimulated two-magnon excitation.File allegati a questo prodotto
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