Antiferromagnetic opto-spintronics

P Němec, M Fiebig, T Kampfrath, AV Kimel - Nature Physics, 2018 - nature.com
Control and detection of spin order in ferromagnetic materials is the main principle enabling
magnetic information to be stored and read in current technologies. Antiferromagnetic …

Spin current from sub-terahertz-generated antiferromagnetic magnons

J Li, CB Wilson, R Cheng, M Lohmann, M Kavand… - Nature, 2020 - nature.com
Spin dynamics in antiferromagnets has much shorter timescales than in ferromagnets,
offering attractive properties for potential applications in ultrafast devices,–. However, spin …

Ultrafast spin current generated from an antiferromagnet

H Qiu, L Zhou, C Zhang, J Wu, Y Tian, S Cheng, S Mi… - Nature Physics, 2021 - nature.com
Antiferromagnets (AFMs) have the potential to push spintronic devices from a static condition
or gigahertz frequency range to the terahertz range for the sake of high-speed processing …

Light-induced magnetization from magnonic rectification

T Kahana, DA Bustamante Lopez, DM Juraschek - Science Advances, 2024 - science.org
Rectification describes the conversion of an oscillating field or current into a quasi-static one
and the most basic example of a rectifier is an AC/DC converter in electronics. This principle …

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 …

[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 …

[HTML][HTML] Spin-phonon coupling in antiferromagnetic nickel oxide

E Aytan, B Debnath, F Kargar, Y Barlas… - Applied Physics …, 2017 - pubs.aip.org
We report the results of ultraviolet Raman spectroscopy of NiO, which allowed us to
determine the spin-phonon coupling coefficients in this important antiferromagnetic material …

Dipolar spin wave packet transport in a van der Waals antiferromagnet

Y Sun, F Meng, C Lee, A Soll, H Zhang, R Ramesh… - Nature Physics, 2024 - nature.com
Antiferromagnets are promising platforms for transduction and transmission of quantum
information via magnons—the quanta of spin waves—and they offer advantages over …

Metallic antiferromagnets

SA Siddiqui, J Sklenar, K Kang, MJ Gilbert… - Journal of Applied …, 2020 - pubs.aip.org
Antiferromagnetic materials have recently gained renewed interest due to their possible use
in spintronics technologies, where spin transport is the foundation of their functionalities. In …

Giant effective magnetic fields from optically driven chiral phonons in paramagnets

DM Juraschek, T Neuman, P Narang - Physical Review Research, 2022 - APS
We present a mechanism by which optically driven chiral phonon modes in rare-earth
trihalides generate giant effective magnetic fields acting on the paramagnetic 4 f spins. With …