Near-field detection of gate-tunable anisotropic plasmon polaritons in black phosphorus at terahertz frequencies

EAA Pogna, V Pistore, L Viti, L Li, AG Davies… - Nature …, 2024‏ - nature.com
Polaritons in two-dimensional layered crystals offer an effective solution to confine, enhance
and manipulate terahertz (THz) frequency electromagnetic waves at the nanoscale …

Polaritons in van der Waals heterostructures

X Guo, W Lyu, T Chen, Y Luo, C Wu, B Yang… - Advanced …, 2023‏ - Wiley Online Library
Abstract 2D monolayers supporting a wide variety of highly confined plasmons, phonon
polaritons, and exciton polaritons can be vertically stacked in van der Waals …

Terahertz reconfigurable intelligent surfaces (RISs) for 6G communication links

F Yang, P Pitchappa, N Wang - Micromachines, 2022‏ - mdpi.com
The forthcoming sixth generation (6G) communication network is envisioned to provide ultra-
fast data transmission and ubiquitous wireless connectivity. The terahertz (THz) spectrum …

Tailoring topological transitions of anisotropic polaritons by interface engineering in biaxial crystals

Y Zeng, Q Ou, L Liu, C Zheng, Z Wang, Y Gong… - Nano Letters, 2022‏ - ACS Publications
Polaritons in polar biaxial crystals with extreme anisotropy offer a promising route to
manipulate nanoscale light–matter interactions. The dynamic modulation of their dispersion …

Polarimetric image sensor and fermi level shifting induced multichannel transition based on 2D PdPS

X Wang, T **ong, K Zhao, Z Zhou, K **n… - Advanced …, 2022‏ - Wiley Online Library
Abstract 2D materials have been attracting high interest in recent years due to their low
structural symmetry, excellent photoresponse, and high air stability. However, most 2D …

Focusing of in-plane hyperbolic polaritons in van der Waals crystals with tailored infrared nanoantennas

J Martín-Sánchez, J Duan, J Taboada-Gutiérrez… - Science …, 2021‏ - science.org
Phonon polaritons (PhPs)—light coupled to lattice vibrations—with in-plane hyperbolic
dispersion exhibit ray-like propagation with large wave vectors and enhanced density of …

Transformation metamaterials

L Xu, H Chen - Advanced Materials, 2021‏ - Wiley Online Library
Based on the form‐invariance of Maxwell's equations under coordinate transformations,
mathematically smooth deformation of space can be physically equivalent to …