Intelligent metasurfaces: control, communication and computing

L Li, H Zhao, C Liu, L Li, TJ Cui - Elight, 2022 - Springer
Controlling electromagnetic waves and information simultaneously by information
metasurfaces is of central importance in modern society. Intelligent metasurfaces are smart …

Tunable metasurfaces towards versatile metalenses and metaholograms: a review

J Kim, J Seong, Y Yang, SW Moon… - Advanced …, 2022 - spiedigitallibrary.org
Metasurfaces have attracted great attention due to their ability to manipulate the phase,
amplitude, and polarization of light in a compact form. Tunable metasurfaces have been …

A programmable diffractive deep neural network based on a digital-coding metasurface array

C Liu, Q Ma, ZJ Luo, QR Hong, Q Xiao, HC Zhang… - Nature …, 2022 - nature.com
The development of artificial intelligence is typically focused on computer algorithms and
integrated circuits. Recently, all-optical diffractive deep neural networks have been created …

Breaking the limitation of polarization multiplexing in optical metasurfaces with engineered noise

B Xiong, Y Liu, Y Xu, L Deng, CW Chen, JN Wang… - Science, 2023 - science.org
Noise is usually undesired yet inevitable in science and engineering. However, by
introducing the engineered noise to the precise solution of Jones matrix elements, we break …

Angular momentum holography via a minimalist metasurface for optical nested encryption

H Yang, P He, K Ou, Y Hu, Y Jiang, X Ou… - Light: Science & …, 2023 - nature.com
Metasurfaces can perform high-performance multi-functional integration by manipulating the
abundant physical dimensions of light, demonstrating great potential in high-capacity …

A wireless communication scheme based on space-and frequency-division multiplexing using digital metasurfaces

L Zhang, MZ Chen, W Tang, JY Dai, L Miao… - Nature …, 2021 - nature.com
Digitally programmable metasurfaces are of potential use in wireless multiplexing
techniques because they can encode and transmit information without using traditional radio …

Weighted sum-rate maximization for reconfigurable intelligent surface aided wireless networks

H Guo, YC Liang, J Chen… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
Reconfigurable intelligent surfaces (RIS) is a promising solution to build a programmable
wireless environment via steering the incident signal in fully customizable ways with …

A high-speed programmable and scalable terahertz holographic metasurface based on tiled CMOS chips

S Venkatesh, X Lu, H Saeidi, K Sengupta - Nature electronics, 2020 - nature.com
Metasurfaces, which consist of arrays of subwavelength scatterers, can be used to precisely
control incident electromagnetic fields, but are typically static once fabricated. A dynamically …

A review on metasurface: from principle to smart metadevices

J Hu, S Bandyopadhyay, Y Liu, L Shao - Frontiers in Physics, 2021 - frontiersin.org
Metamaterials are composed of periodic subwavelength metallic/dielectric structures that
resonantly couple to the electric and magnetic fields of the incident electromagnetic waves …

Reprogrammable meta-hologram for optical encryption

G Qu, W Yang, Q Song, Y Liu, CW Qiu, J Han… - Nature …, 2020 - nature.com
Meta-holographic encryption is a potentially important technique for information security.
Despite rapid progresses in multi-tasked meta-holograms, the number of information …