Emission of coherent THz magnons in an antiferromagnetic insulator triggered by ultrafast spin–phonon interactions

E Rongione, O Gueckstock, M Mattern… - Nature …, 2023 - nature.com
Antiferromagnetic materials have been proposed as new types of narrowband THz
spintronic devices owing to their ultrafast spin dynamics. Manipulating coherently their spin …

Magnetoelectrics and multiferroics: theory, synthesis, characterisation, preliminary results and perspectives for all-optical manipulations

D Bossini, DM Juraschek, RM Geilhufe… - Journal of Physics D …, 2023 - iopscience.iop.org
Solid state compounds exhibiting multiple and coupled macroscopic orders, named
multiferroics, represent a challenge for both theoretical and experimental modern …

Terahertz Néel spin-orbit torques drive nonlinear magnon dynamics in antiferromagnetic Mn2Au

Y Behovits, AL Chekhov, SY Bodnar… - Nature …, 2023 - nature.com
Antiferromagnets have large potential for ultrafast coherent switching of magnetic order with
minimum heat dissipation. In materials such as Mn2Au and CuMnAs, electric rather than …

Epsilon-near-zero regime enables permanent ultrafast all-optical reversal of ferroelectric polarization

M Kwaaitaal, DG Lourens, CS Davies, A Kirilyuk - Nature Photonics, 2024 - nature.com
Strong light–matter interaction constitutes the bedrock of all photonic applications,
empowering material elements with the ability to create and mediate interactions of light with …

Antiferromagnetic insulatronics: Spintronics in insulating 3d metal oxides with antiferromagnetic coupling

H Meer, O Gomonay, A Wittmann, M Kläui - Applied Physics Letters, 2023 - pubs.aip.org
Antiferromagnetic transition metal oxides are an established and widely studied materials
system in the context of spin-based electronics, commonly used as passive elements in …

Epsilon-near-zero regime for ultrafast opto-spintronics

CS Davies, A Kirilyuk - npj Spintronics, 2024 - nature.com
Over the last two decades, breakthrough works in the field of non-linear phononics have
revealed that high-frequency lattice vibrations, when driven to high amplitude by mid-to far …

Laser‐Induced Creation of Antiferromagnetic 180‐Degree Domains in NiO/Pt Bilayers

H Meer, S Wust, C Schmitt, P Herrgen… - Advanced Functional …, 2023 - Wiley Online Library
The antiferromagnetic order in heterostructures of NiO/Pt thin films can be modified by
optical pulses. After the irradiation with laser light, the optically induced creation of …

Phonon-induced magnetization dynamics in Co-doped iron garnets

A Frej, CS Davies, A Kirilyuk, A Stupakiewicz - Applied Physics Letters, 2023 - pubs.aip.org
The developing field of strain-induced magnetization dynamics offers a promising path
toward efficiently controlling spins and phase transitions. Understanding the underlying …

THz and sub-THz antiferromagnetic magnons via magnetoacoustic resonances excited by picosecond strain pulses in NiO

AV Azovtsev, NA Pertsev - Physical Review Materials, 2024 - APS
Antiferromagnets can host ultrafast spin dynamics in the terahertz (THz) frequency range,
but an energy-efficient generation of THz magnons necessary for high-speed information …

Reorientation of magnetic stripe domains by mid-infrared pulses

M Gidding, CS Davies, A Kirilyuk - Physical Review B, 2024 - APS
Several studies have explored how phononic switching of magnetization can be achieved in
doped films of yttrium iron garnet (YIG) with an initially homogeneous magnetic state. In this …