Emerging ultrafast techniques for studying quantum materials

A Zong, BR Nebgen, SC Lin, JA Spies… - Nature Reviews …, 2023 - nature.com
In quantum materials, emergent functional properties resulting from strong correlations or
electronic topology offer opportunities for new applications. Over the past decade, ultrafast …

Interface-induced phenomena in magnetism

F Hellman, A Hoffmann, Y Tserkovnyak… - Reviews of modern …, 2017 - APS
This article reviews static and dynamic interfacial effects in magnetism, focusing on
interfacially driven magnetic effects and phenomena associated with spin-orbit coupling and …

Polarized phonons carry angular momentum in ultrafast demagnetization

SR Tauchert, M Volkov, D Ehberger, D Kazenwadel… - Nature, 2022 - nature.com
Magnetic phenomena are ubiquitous in nature and indispensable for modern science and
technology, but it is notoriously difficult to change the magnetic order of a material in a rapid …

Spin-mediated shear oscillators in a van der Waals antiferromagnet

A Zong, Q Zhang, F Zhou, Y Su, K Hwangbo, X Shen… - Nature, 2023 - nature.com
Understanding how microscopic spin configuration gives rise to exotic properties at the
macroscopic length scale has long been pursued in magnetic materials,,,–. One seminal …

Perspective: Ultrafast magnetism and THz spintronics

J Walowski, M Münzenberg - Journal of Applied Physics, 2016 - pubs.aip.org
This year the discovery of femtosecond demagnetization by laser pulses is 20 years old. For
the first time, this milestone work by Bigot and coworkers gave insight directly into the time …

Ultrafast Coherent THz Lattice Dynamics Coupled to Spins in the van der Waals Antiferromagnet FePS3

F Mertens, D Mönkebüscher, U Parlak… - Advanced …, 2023 - Wiley Online Library
Coherent THz optical lattice and hybridized phonon–magnon modes are triggered by
femtosecond laser pulses in the antiferromagnetic van der Waals semiconductor FePS3 …

Laser-induced terahertz spin transport in magnetic nanostructures arises from the same force as ultrafast demagnetization

R Rouzegar, L Brandt, L Nádvorník, DA Reiss… - Physical Review B, 2022 - APS
Laser-induced terahertz spin transport (TST) and ultrafast demagnetization (UDM) are
central but so far disconnected phenomena in femtomagnetism and terahertz spintronics …

Controlling the Competition between Optically Induced Ultrafast Spin-Flip<? format?> Scattering and Spin Transport in Magnetic Multilayers

E Turgut, C La-o-Vorakiat, JM Shaw, P Grychtol… - Physical review …, 2013 - APS
The study of ultrafast dynamics in magnetic materials provides rich opportunities for greater
fundamental understanding of correlated phenomena in solid-state matter, because many of …

Ultrafast demagnetization of iron induced by optical versus terahertz pulses

AL Chekhov, Y Behovits, JJF Heitz, C Denker… - Physical Review X, 2021 - APS
We study ultrafast magnetization quenching of ferromagnetic iron following excitation by an
optical versus a terahertz pump pulse. While the optical pump (photon energy of 3.1 eV) …

Light induced ultrafast magnetization dynamics in metallic compounds

P Scheid, Q Remy, S Lebègue, G Malinowski… - Journal of Magnetism …, 2022 - Elsevier
We review the phenomenology of light-induced ultrafast magnetization dynamics, with
emphasis on metallic compounds. The interaction of femtosecond laser pulses with …