Fundamentals and applications of the Landau–Lifshitz–Bloch equation

U Atxitia, D Hinzke, U Nowak - Journal of Physics D: Applied …, 2016 - iopscience.iop.org
The influence of thermal excitations on magnetic materials is a topic of increasing relevance
in the theory of magnetism. The Landau–Lifshitz–Bloch equation describes magnetisation …

Conditions for thermally induced all-optical switching in ferrimagnetic alloys: Modeling of TbCo

R Moreno, TA Ostler, RW Chantrell… - Physical Review B, 2017 - APS
We present atomistic spin dynamics modeling of thermally induced magnetization switching
(TIMS) of disordered ferrimagnetic TbCo alloys varying the Tb concentration, laser pulse …

Realistic micromagnetic description of all-optical ultrafast switching processes in ferrimagnetic alloys

V Raposo, F García-Sánchez, U Atxitia, E Martínez - Physical Review B, 2022 - APS
Both helicity-independent and helicity-dependent all-optical switching processes driven by
single ultrashort laser pulse have been experimentally demonstrated in ferrimagnetic alloys …

Ferromagneticlike states and all-optical magnetization switching in ferrimagnets

VN Gridnev - Physical Review B, 2018 - APS
We study theoretically the light-induced magnetization switching in a binary ferrimagnet of
the type A p B 1− p, randomly occupied by two different species of magnetic ions. The …

Ultrafast heating-induced magnetization switching in ferrimagnets

VN Gridnev - Journal of Physics: Condensed Matter, 2016 - iopscience.iop.org
We study theoretically the light-induced magnetization switching in a binary ferrimagnet of
the type ${{A} _ {p}}\,{{B} _ {1-p}} $, randomly occupied by two different species of magnetic …

Single-shot time-resolved magnetic x-ray absorption at a free-electron laser

E Jal, M Makita, B Rösner, C David, F Nolting, J Raabe… - Physical Review B, 2019 - APS
Ultrafast dynamics are generally investigated using stroboscopic pump-probe
measurements, which characterize the sample properties for a single, specific time delay …

Element-resolved ultrafast demagnetization rates in ferrimagnetic CoDy

T Ferté, N Bergeard, L Le Guyader, M Hehn… - Physical Review B, 2017 - APS
Femtosecond-laser-induced ultrafast magnetization dynamics have been studied in
multisublattice C ox D y 1− x alloys. By performing element-and time-resolved x-ray …

Role of exchange parameters for ultrafast thermally induced magnetization switching in ferrimagnets

R Moreno, S Khmelevskyi, O Chubykalo-Fesenko - Physical Review B, 2019 - APS
The ultrafast deterministic thermally induced magnetization switching (TIMS) under the
excitation by a one-shot femtosecond laser pulse has been widely achieved in disordered …

Stochastic ferrimagnetic Landau-Lifshitz-Bloch equation for finite magnetic structures

C Vogler, C Abert, F Bruckner, D Suess - Physical Review B, 2019 - APS
Precise modeling of the magnetization dynamics of nanoparticles with finite-size effects at
fast varying temperatures is a computationally challenging task. Based on the Landau …

Landau-Lifshitz-Bloch equation for ferrimagnetic metals

VN Gridnev - Journal of Magnetism and Magnetic Materials, 2021 - Elsevier
We present a derivation of Landau-Lifshitz-Bloch dynamical equation describing laser-
induced longitudinal magnetization relaxation in two-sublattice ferrimagnetic metal. A …