Light induced ultrafast magnetization dynamics in metallic compounds

P Scheid, Q Remy, S Lebègue, G Malinowski… - Journal of Magnetism …, 2022 - Elsevier
We review the phenomenology of light-induced ultrafast magnetization dynamics, with
emphasis on metallic compounds. The interaction of femtosecond laser pulses with …

Non-adiabatic approximations in time-dependent density functional theory: progress and prospects

L Lacombe, NT Maitra - npj Computational Materials, 2023 - nature.com
Time-dependent density functional theory continues to draw a large number of users in a
wide range of fields exploring myriad applications involving electronic spectra and …

Spin-orbit coupling induced demagnetization in Ni: Ab initio nonadiabatic molecular dynamics perspective

Z Zheng, Q Zheng, J Zhao - Physical Review B, 2022 - APS
Spin-orbit coupling (SOC), which can induce spin flip during the relaxation of photoexcited
charge carrier, plays a crucial role in spin dynamics. In this work, we have used time-domain …

Origins of electromagnetic radiation from spintronic terahertz emitters: A time-dependent density functional theory plus Jefimenko equations approach

A Kefayati, BK Nikolić - Physical Review Letters, 2024 - APS
Microscopic origins of charge currents and electromagnetic (EM) radiation generated by
them in spintronic THz emitters—such as, femtosecond laser pulse-driven single magnetic …

Three-stage ultrafast demagnetization dynamics in a monolayer ferromagnet

N Wu, S Zhang, D Chen, Y Wang, S Meng - Nature Communications, 2024 - nature.com
Intense laser pulses can be used to demagnetize a magnetic material on an extremely short
timescale. While this ultrafast demagnetization offers the potential for new magneto-optical …

Charge and spin current pumping by ultrafast demagnetization dynamics

J Varela-Manjarres, A Kefayati, MB Jungfleisch… - Physical Review B, 2024 - APS
The surprising discovery of ultrafast demagnetization—where the electric field of a
femtosecond laser pulse interacts with electrons of a ferromagnetic (FM) layer to cause its …

Heat-conserving three-temperature model for ultrafast demagnetization in nickel

M Pankratova, IP Miranda, D Thonig, M Pereiro… - Physical Review B, 2022 - APS
Multireservoir models are widely used for modeling and interpreting ultrafast magnetization
dynamics. Here we introduce an alternative formulation to existing three-temperature …

Ultrafast all-optical quantum control of magnetization dynamics

N Wu, S Zhang, Y Wang, S Meng - Progress in Surface Science, 2023 - Elsevier
With the development of laser and magneto-optical technology and the discovery of a broad
range of magnetic quantum materials exhibiting exotic properties and new physics, ultrafast …

Light-induced ultrafast spin transport in multilayer metallic films originates from sp-d spin exchange coupling

Z Chen, JW Luo, LW Wang - Science Advances, 2023 - science.org
Ultrafast interaction between the femtosecond laser pulse and the magnetic metal provides
an efficient way to manipulate the magnetic states of matter. Numerous experimental …

The interplay of local electron correlations and ultrafast spin dynamics in fcc Ni

T Lojewski, MF Elhanoty, L Le Guyader… - Materials Research …, 2023 - Taylor & Francis
The complex electronic structure of metallic ferromagnets is determined by a balance
between exchange interaction, electron hopping leading to band formation, and local …