Light-induced emergent phenomena in 2D materials and topological materials

C Bao, P Tang, D Sun, S Zhou - Nature Reviews Physics, 2022‏ - nature.com
Light–matter interaction in 2D and topological materials provides a fascinating control knob
for inducing emergent, non-equilibrium properties and achieving new functionalities in the …

The 2021 ultrafast spectroscopic probes of condensed matter roadmap

J Lloyd-Hughes, PM Oppeneer… - Journal of Physics …, 2021‏ - iopscience.iop.org
In the 60 years since the invention of the laser, the scientific community has developed
numerous fields of research based on these bright, coherent light sources, including the …

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 …

Terahertz electric-field-driven dynamical multiferroicity in SrTiO3

M Basini, M Pancaldi, B Wehinger, M Udina… - Nature, 2024‏ - nature.com
The emergence of collective order in matter is among the most fundamental and intriguing
phenomena in physics. In recent years, the dynamical control and creation of novel ordered …

A compact and cost-effective hard X-ray free-electron laser driven by a high-brightness and low-energy electron beam

E Prat, R Abela, M Aiba, A Alarcon, J Alex, Y Arbelo… - Nature …, 2020‏ - nature.com
We present the first lasing results of SwissFEL, a hard X-ray free-electron laser (FEL) that
recently came into operation at the Paul Scherrer Institute in Switzerland. SwissFEL is a very …

The 2020 magnetism roadmap

EY Vedmedenko, RK Kawakami… - Journal of Physics D …, 2020‏ - iopscience.iop.org
Interfacial Dzyaloshinskii-Moriya Interactions 2. Spin and Magnetism in 2D Materials 3.
Curvilinear magnetism 4. Spin-orbit torques and emergent applications 5. All-optical …

Phononic switching of magnetization by the ultrafast Barnett effect

CS Davies, FGN Fennema, A Tsukamoto, I Razdolski… - Nature, 2024‏ - nature.com
The historic Barnett effect describes how an inertial body with otherwise zero net magnetic
moment acquires spontaneous magnetization when mechanically spinning,. Breakthrough …

Terahertz light–driven coupling of antiferromagnetic spins to lattice

EA Mashkovich, KA Grishunin, RM Dubrovin… - Science, 2021‏ - science.org
Understanding spin-lattice coupling represents a key challenge in modern condensed
matter physics, with crucial importance and implications for ultrafast and two-dimensional …

Optically induced ultrafast magnetization switching in ferromagnetic spin valves

J Igarashi, W Zhang, Q Remy, E Díaz, JX Lin… - Nature Materials, 2023‏ - nature.com
The discovery of spin-transfer torque (STT) enabled the control of the magnetization
direction in magnetic devices in nanoseconds using an electrical current. Ultrashort optical …

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 …