Van der Waals opto-spintronics

JT Gish, D Lebedev, TW Song, VK Sangwan… - Nature …, 2024 - nature.com
Van der Waals materials with long-range magnetic order show a range of correlated
phenomena that could be of use in the development of optoelectronic and spintronic …

Lightning the Spin: Harnessing the Potential of 2D Magnets in Opto‐Spintronics

S Liu, IA Malik, VL Zhang, T Yu - Advanced Materials, 2023 - Wiley Online Library
Since the emergence of 2D magnets in 2017, the diversity of these materials has greatly
expanded. Their 2D nature (atomic‐scale thickness) endows these magnets with strong …

All-optical ultrafast polarization switching with nonlinear plasmonic metasurfaces

H Wang, Z Hu, J Deng, X Zhang, J Chen, K Li, G Li - Science Advances, 2024 - science.org
Optical switching has important applications in optical information processing, optical
computing, and optical communications. The long-term pursuit of optical switch is to achieve …

Reversible non-volatile electronic switching in a near-room-temperature van der Waals ferromagnet

H Wu, L Chen, P Malinowski, BG Jang, Q Deng… - Nature …, 2024 - nature.com
Non-volatile phase-change memory devices utilize local heating to toggle between
crystalline and amorphous states with distinct electrical properties. Expanding on this kind of …

Optoelectronic Devices for In‐Sensor Computing

Q Ren, C Zhu, S Ma, Z Wang, J Yan, T Wan… - Advanced …, 2024 - Wiley Online Library
The demand for accurate perception of the physical world leads to a dramatic increase in
sensory nodes. However, the transmission of massive and unstructured sensory data from …

Ultrafast Laser Pulse Induced Transient Ferrimagnetic State and Spin Relaxation Dynamics in Two-Dimensional Antiferromagnets

J He, S Li, T Frauenheim, Z Zhou - Nano Letters, 2023 - ACS Publications
We employ real-time time-dependent density functional theory (rt-TDDFT) and ab initio
nonadiabatic molecular dynamics (NAMD) to systematically investigate the ultrafast laser …

Crystallization of polarons through charge and spin ordering transitions in 1T-TaS2

ES Bozin, M Abeykoon, S Conradson… - Nature …, 2023 - nature.com
The interaction of electrons with the lattice in metals can lead to reduction of their kinetic
energy to the point where they may form heavy, dressed quasiparticles—polarons …

Light-induced complete reversal of ferroelectric polarization in sliding ferroelectrics

Q Yang, S Meng - Physical Review Letters, 2024 - APS
Previous experiments have provided evidence of sliding ferroelectricity and photoexcited
interlayer shear displacement in two-dimensional materials, respectively. Herein, we find …

Nature of excitons and their ligand-mediated delocalization in nickel dihalide charge-transfer insulators

CA Occhialini, Y Tseng, H Elnaggar, Q Song, M Blei… - Physical Review X, 2024 - APS
The fundamental optical excitations of correlated transition-metal compounds are typically
identified with multielectronic transitions localized at the transition-metal site, such as dd …

Progress and prospects in two-dimensional magnetism of van der Waals materials

Y Ahn, X Guo, S Son, Z Sun, L Zhao - Progress in Quantum Electronics, 2024 - Elsevier
Abstract Two-dimensional (2D) magnetism in van der Waals (vdW) atomic crystals and
moiré superlattices has emerged as a topic of tremendous interest in the fields of condensed …