Ultrafast demagnetization dynamics of 4f antiferromagnets

Maryna Pankratova, Vladislav Borisov, Danny Thonig +6

We study the ultrafast demagnetization dynamics of LnRh${}_2$Si${}_2$ (Ln $=$ Pr, Nd, Sm, Gd, Tb, Dy, Ho) antiferromagnets (AFM) after excitation by a laser pulse, using a combination…