Moiré photonics and optoelectronics

L Du, MR Molas, Z Huang, G Zhang, F Wang, Z Sun - Science, 2023 - science.org
Moiré superlattices, the artificial quantum materials, have provided a wide range of
possibilities for the exploration of completely new physics and device architectures. In this …

Strong light-matter coupling in van der Waals materials

Y Luo, J Zhao, A Fieramosca, Q Guo, H Kang… - Light: Science & …, 2024 - nature.com
In recent years, two-dimensional (2D) van der Waals materials have emerged as a focal
point in materials research, drawing increasing attention due to their potential for isolating …

Magneto-optics in a van der Waals magnet tuned by self-hybridized polaritons

F Dirnberger, J Quan, R Bushati, GM Diederich… - Nature, 2023 - nature.com
Controlling quantum materials with light is of fundamental and technological importance. By
utilizing the strong coupling of light and matter in optical cavities,–, recent studies were able …

Tunable interaction between excitons and hybridized magnons in a layered semiconductor

GM Diederich, J Cenker, Y Ren, J Fonseca… - Nature …, 2023 - nature.com
The interaction between distinct excitations in solids is of both fundamental interest and
technological importance. One such interaction is the coupling between an exciton, a …

Hyperbolic exciton polaritons in a van der Waals magnet

FL Ruta, S Zhang, Y Shao, SL Moore… - Nature …, 2023 - nature.com
Exciton polaritons are quasiparticles of photons coupled strongly to bound electron-hole
pairs, manifesting as an anti-crossing light dispersion near an exciton resonance. Highly …

The bulk van der Waals layered magnet CrSBr is a quasi-1D material

J Klein, B Pingault, M Florian, MC Heißenbüttel… - ACS …, 2023 - ACS Publications
Correlated quantum phenomena in one-dimensional (1D) systems that exhibit competing
electronic and magnetic order are of strong interest for the study of fundamental interactions …

Origin and regulation of triaxial magnetic anisotropy in the ferromagnetic semiconductor CrSBr monolayer

B Wang, Y Wu, Y Bai, P Shi, G Zhang, Y Zhang, C Liu - Nanoscale, 2023 - pubs.rsc.org
Magnetic anisotropy plays a vital role in stabilizing the long-range magnetic order of two-
dimensional ferromagnetic systems. In this work, using the first-principles method, we …

Magnetically-dressed CrSBr exciton-polaritons in ultrastrong coupling regime

T Wang, D Zhang, S Yang, Z Lin, Q Chen… - Nature …, 2023 - nature.com
Over the past few decades, exciton-polaritons have attracted substantial research interest
due to their half-light-half-matter bosonic nature. Coupling exciton-polaritons with magnetic …

Terahertz field-induced nonlinear coupling of two magnon modes in an antiferromagnet

Z Zhang, FY Gao, JB Curtis, ZJ Liu, YC Chien… - Nature Physics, 2024 - nature.com
Magnons are quantized collective spin-wave excitations in magnetically ordered materials.
Revealing the interactions among these collective modes is crucial for the understanding of …

Magnon straintronics in the 2D van der Waals ferromagnet CrSBr from first-principles

DL Esteras, A Rybakov, AM Ruiz, JJ Baldoví - Nano Letters, 2022 - ACS Publications
The recent isolation of two-dimensional (2D) magnets offers tantalizing opportunities for
spintronics and magnonics at the limit of miniaturization. One of the key advantages of …