From mirrors to free-space optical communication—historical aspects in data transmission

M Garlinska, A Pregowska, K Masztalerz, M Osial - Future Internet, 2020 - mdpi.com
Fast communication is of high importance. Recently, increased data demand and crowded
radio frequency spectrum have become crucial issues. Free-Space Optical Communication …

Ultrafast reprogrammable multifunctional vanadium-dioxide-assisted metasurface for dynamic THz wavefront engineering

J Shabanpour, S Beyraghi, A Cheldavi - Scientific reports, 2020 - nature.com
In this paper, for the first time, a new generation of ultrafast reprogrammable multi-mission
bias encoded metasurface is proposed for dynamic terahertz wavefront engineering by …

Terahertz Transmission‐Type Metasurface for the Linear and Circular Polarization Wavefront Manipulation

J Li, Y Cheng, X Li - Advanced Theory and Simulations, 2022 - Wiley Online Library
A transmission‐type metasurface (MS) based on the combined geometric and transmission
phase is proposed and investigated here numerically, which can achieve independently …

Multimode OAM beam generation through 1-bit programmable metasurface antenna

M Nadi, SH Sedighy, A Cheldavi - Scientific Reports, 2023 - nature.com
Abstract modern wireless communication, the orbital angular momentum (OAM) beam is
considered as an important technology. Some considerable efforts have been devoted to …

Complex-amplitude radiation-type metasurface enabling beamform-controlled energy allocation

Y Mu, C Pang, Y Wang, Q Wang, J Qi - Photonics Research, 2023 - opg.optica.org
Fifth-generation (5G) communication requires spatial multiplexing multiple-input multiple-
output systems with integrated hardware. With the increase in the number of users and …

THz plasmonic metamaterial antenna with high isolation and geometrical performance optimization for 6G/TWPAN applications

SK Patel, D Jansari, SS Jamaesha, AHM Almawgani… - Plasmonics, 2023 - Springer
The need for faster communication in today's world has led to the need for antennas with
high bandwidth and gain. A novel THz MIMO antenna based on metamaterial is presented …

Metasurface energy harvesters: State-of-the-art designs and their potential for energy sustainable reconfigurable intelligent surfaces

A Ghaneizadeh, P Gavriilidis, M Joodaki… - IEEE …, 2024 - ieeexplore.ieee.org
Metasurface Energy Harvesters (MEHs) have emerged as a prominent enabler of highly
efficient Radio Frequency (RF) energy harvesters. This paper provides a comprehensive …

Broadband terahertz multi-beam splitters with uniform power distribution based on coding metasurfaces

Y Teng, C Li, S Li, Y Ren, L Jiang - Optical Materials, 2022 - Elsevier
High efficiency, uniform power distribution, and broadband working of beam splitters are of
crucial importance for large format heterodyne array receivers at terahertz frequencies. We …

Spatiotemporal binary acoustic metasurfaces

MH Fakheri, H Rajabalipanah, A Abdolali - Physical Review Applied, 2021 - APS
Over recent years, digital acoustic metasurfaces have been developed rapidly as a highly
active research area owing to their unique and flexible manipulation of acoustic wavefronts …

Multi beam scanning programmable metasurface using miniaturized unit cells for 5G applications

R Ebrahimzadeh, B Zakeri, A Darvish… - Journal of …, 2022 - Taylor & Francis
This paper proposes a programmable reflective metasurface with a miniaturized unit cell that
actively controls the scattered waves for achieving steerable multibeam radiation in sub-6 …