[HTML][HTML] Optical read-out and control of antiferromagnetic Neel vector in altermagnets and beyond

AV Kimel, T Rasing, BA Ivanov - Journal of Magnetism and Magnetic …, 2024 - Elsevier
Finding methods for the most efficient and fastest detection and control of magnetic domains
in antiferromagnets is presently among the main challenges of magnetic research at large …

Extreme terahertz magnon multiplication induced by resonant magnetic pulse pairs

C Huang, L Luo, M Mootz, J Shang, P Man, L Su… - Nature …, 2024 - nature.com
Nonlinear interactions of spin-waves and their quanta, magnons, have emerged as
prominent candidates for interference-based technology, ranging from quantum transduction …

Accessing ultrafast spin-transport dynamics in copper using broadband terahertz spectroscopy

J Jechumtál, R Rouzegar, O Gueckstock, C Denker… - Physical Review Letters, 2024 - APS
We study the spatiotemporal dynamics of ultrafast electron spin transport across nanometer-
thick copper layers using ultrabroadband terahertz emission spectroscopy. Our analysis of …

Ultrafast and terahertz spintronics: Guest editorial

T Kampfrath, A Kirilyuk, S Mangin, S Sharma… - Applied Physics …, 2023 - pubs.aip.org
Spin-based electronics (spintronics) aims at extending electronic functionalities, which rely
on the electron charge as information carrier, by the spin of the electron. To make spintronics …

Revealing ultrafast domain wall motion in through permalloy capping

S Jenkins, T Wagner, O Gomonay, K Everschor-Sitte - Physical Review B, 2024 - APS
Antiferromagnets offer much faster dynamics compared to their ferromagnetic counterparts
but their order parameter is extremely difficult to detect and control. So far, controlling the …

Switching of magnetization in quantum antiferromagnets with time-dependent control fields

A Khudoyberdiev, GS Uhrig - Physical Review B, 2024 - APS
Ultrafast manipulation of magnetic states is one of the necessities in modern data storage
technology. Quantum antiferromagnets are promising candidates in this respect. The …

Ultrafast terahertz spin and orbital transport in magnetic/nonmagnetic multilayer heterostructures and a perspective

S Kumar, S Kumar - Journal of Applied Physics, 2023 - pubs.aip.org
Ultrafast optically excited ferromagnetic (FM)/nonmagnetic (NM) multilayer heterostructures
have been demonstrated recently as efficient, high-power, and broadband sources of …

Terahertz-frequency oscillator driven by spin–orbit torque in NiF2/Pt bilayers

Z Wang, H Xu, X Shen, Y Liu - Journal of Physics D: Applied …, 2024 - iopscience.iop.org
Exploration and manipulation of terahertz signal generators are crucial steps in the creation
of numerous applications. Antiferromagnets can boost output signal frequency to the …

Efficient motion of 90^{\circ} domain walls in Mn_ {2} Au via pure optical torques

PI Gavriloaea, JL Ross, F Freimuth… - arXiv preprint arXiv …, 2024 - arxiv.org
Discovering alternative ways to drive domain wall (DW) dynamics is crucial for advancing
spintronic applications. Here we demonstrate via atomistic spin dynamics simulations that …

Light-induced optical orientation of magnetic moments in transition-metal doped hybrid metal halide perovskites

S Bodnar, J Zerhoch, S Liu, A Shcherbakov… - arXiv preprint arXiv …, 2024 - arxiv.org
Using optical orientation to manipulate magnetic moments in matter with light is a key
objective in opto-spintronics, however, realizations of such control on ultrafast timescales …