3 papers
cond-mat.mtrl-sci2025
Spin-lattice couplings in ferromagnets: analysis from first-principles
I. P. Miranda, M. Pankratova, M. WeiÃenhofer +8
Magnetoelasticity plays a crucial role in numerous magnetic phenomena, including magnetocalorics, magnon excitation via acoustic waves, and ultrafast demagnetization/Einstein-de Ha…
cond-mat.mtrl-sci2025
Ultrafast demagnetization dynamics of 4f antiferromagnets
Maryna Pankratova, Vladislav Borisov, Danny Thonig +6
We study the ultrafast demagnetization dynamics of LnRhSi (Ln Pr, Nd, Sm, Gd, Tb, Dy, Ho) antiferromagnets (AFM) after excitation by a laser pulse, using a combination…
cond-mat.mtrl-sci2024
Tuning of the ultrafast demagnetization by ultrashort spin polarized currents in multi-sublattice ferrimagnets
Deeksha Gupta, Maryna Pankratova, Matthias Riepp +11
Femtosecond laser pulses can be used to induce ultrafast changes of the magnetization in magnetic materials. Several microscopic mechanisms have been proposed to explain the observ…