Polariton panorama

DN Basov, A Asenjo-Garcia, PJ Schuck, X Zhu… - …, 2020 - degruyter.com
In this brief review, we summarize and elaborate on some of the nomenclature of polaritonic
phenomena and systems as they appear in the literature on quantum materials and …

Strong light–matter interactions: a new direction within chemistry

M Hertzog, M Wang, J Mony, K Börjesson - Chemical Society Reviews, 2019 - pubs.rsc.org
It is possible to modify the chemical and physical properties of molecules, not only through
chemical modifications but also by coupling molecules strongly to light. More intriguingly …

Coherent steering of nonlinear chiral valley photons with a synthetic Au–WS2 metasurface

G Hu, X Hong, K Wang, J Wu, HX Xu, W Zhao, W Liu… - Nature …, 2019 - nature.com
Two-dimensional transition metal dichalcogenides (TMDCs) present extraordinary
nonlinearities and direct bandgaps at the K and K′ valleys. These valleys can be optically …

Enhanced light–matter interaction in two-dimensional transition metal dichalcogenides

L Huang, A Krasnok, A Alú, Y Yu… - Reports on Progress …, 2022 - iopscience.iop.org
Abstract Two-dimensional (2D) transition metal dichalcogenide (TMDC) materials, such as
MoS 2, WS 2, MoSe 2, and WSe 2, have received extensive attention in the past decade due …

Nanoscale chiral valley-photon interface through optical spin-orbit coupling

SH Gong, F Alpeggiani, B Sciacca, EC Garnett… - Science, 2018 - science.org
The emergence of two-dimensional transition metal dichalcogenide materials has sparked
intense activity in valleytronics, as their valley information can be encoded and detected with …

Non-Hermitian topological magnonics

T Yu, J Zou, B Zeng, JW Rao, K Xia - Physics Reports, 2024 - Elsevier
Dissipation in mechanics, optics, acoustics, and electronic circuits is nowadays recognized
to be not always detrimental but can be exploited to achieve non-Hermitian topological …

Chirality-dependent unidirectional routing of WS2 valley photons in a nanocircuit

Y Chen, S Qian, K Wang, X Xing, A Wee, KP Loh… - Nature …, 2022 - nature.com
Valleytronics is a promising candidate to address low-energy signal transport on chip,
leveraging the valley pseudospin of electrons as a new degree of freedom to encode …

Separation of valley excitons in a MoS2 monolayer using a subwavelength asymmetric groove array

L Sun, CY Wang, A Krasnok, J Choi, J Shi… - Nature …, 2019 - nature.com
Excitons in monolayer transition metal dichalcogenides are formed at K and K′ points at
the boundary of the Brillouin zone. They acquire a valley degree of freedom, which has been …

Ultrafast microscopy of a twisted plasmonic spin skyrmion

Y Dai, Z Zhou, A Ghosh, K Kapoor… - Applied Physics …, 2022 - pubs.aip.org
We report a transient plasmonic spin skyrmion topological quasiparticle within surface
plasmon polariton vortices, which is described by analytical modeling and imaging of its …

All-optical nonreciprocity due to valley polarization pumping in transition metal dichalcogenides

S Guddala, Y Kawaguchi, F Komissarenko… - Nature …, 2021 - nature.com
Nonreciprocity and nonreciprocal optical devices play a vital role in modern photonic
technologies by enforcing one-way propagation of light. Here, we demonstrate an all-optical …