Ferrimagnets for spintronic devices: From materials to applications

Y Zhang, X Feng, Z Zheng, Z Zhang, K Lin… - Applied Physics …, 2023 - pubs.aip.org
Spintronic devices use spin instead of charge to process information and are widely
considered as promising candidates for next-generation electronic devices. In past decades …

[HTML][HTML] Helicity-independent all-optical switching of magnetization in ferrimagnetic alloys

CS Davies, JH Mentink, AV Kimel, T Rasing… - Journal of Magnetism …, 2022 - Elsevier
We review and discuss the process of single-shot helicity-independent all-optical switching
of magnetization by which a single suitably-fast excitation, under the right conditions, toggles …

Accelerating ultrafast magnetization reversal by non-local spin transfer

Q Remy, J Hohlfeld, M Vergès, Y Le Guen… - Nature …, 2023 - nature.com
When exciting a magnetic material with a femtosecond laser pulse, the amplitude of
magnetization is no longer constant and can decrease within a time scale comparable to the …

Accelerating double pulse all-optical write/erase cycles in metallic ferrimagnets

F Steinbach, N Stetzuhn, D Engel, U Atxitia… - Applied Physics …, 2022 - pubs.aip.org
All-optical switching of magnetic order presents a promising route toward faster and more
energy efficient data storage. However, a realization in future devices is ultimately …

Ultrafast single-pulse switching of Tb-dominant CoTb alloy

Y Liu, H Cheng, P Vallobra, H Wang, S Eimer… - Applied Physics …, 2023 - pubs.aip.org
Single-pulse magnetization switching by femtosecond laser pulses is the fastest way to
manipulate magnetization. To date, among rare-earth transition metal alloys, single-pulse …

Bridging atomistic spin dynamics methods and phenomenological models of single-pulse ultrafast switching in ferrimagnets

F Jakobs, U Atxitia - Physical Review B, 2022 - APS
We bridge an essential knowledge gap on the understanding of all-optical ultrafast switching
in ferrimagnets, namely, the connection between atomistic spin dynamics methods and …

Orbital magnetism through inverse Faraday effect in metal clusters

D Lian, Y Yang, G Manfredi, PA Hervieux… - …, 2024 - degruyter.com
In view of the recent increased interest in light-induced manipulation of magnetism in
nanometric length scales this work presents metal clusters as promising elementary units for …

Progress toward picosecond on-chip magnetic memory

D Polley, A Pattabi, J Chatterjee, S Mondal… - Applied Physics …, 2022 - pubs.aip.org
We offer a perspective on the prospects of ultrafast spintronics and opto-magnetism as a
pathway to high-performance, energy-efficient, and non-volatile embedded memory in …

Minimum separation between two pump pulses for ultrafast double magnetization switching in GdFeCo

D Liu, C Jiang, N Wang, C Xu - Applied Physics Letters, 2023 - pubs.aip.org
Femtosecond laser ultrafast thermally induced magnetization switching (TIMS) has also
attracted much attention due to its ability to trigger a single switching at the picosecond …

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 …