A progress review on solid‐state LiDAR and nanophotonics‐based LiDAR sensors

N Li, CP Ho, J Xue, LW Lim, G Chen… - Laser & Photonics …, 2022 - Wiley Online Library
Light detection and ranging (LiDAR) sensors enable precision sensing of an object in 3D.
LiDAR technology is widely used in metrology, environment monitoring, archaeology, and …

Active optical metasurfaces: comprehensive review on physics, mechanisms, and prospective applications

J Yang, S Gurung, S Bej, P Ni… - Reports on Progress in …, 2022 - iopscience.iop.org
Optical metasurfaces with subwavelength thickness hold considerable promise for future
advances in fundamental optics and novel optical applications due to their unprecedented …

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 …

Photonic time crystals: a materials perspective

S Saha, O Segal, C Fruhling, E Lustig, M Segev… - Optics …, 2023 - opg.optica.org
Recent advances in ultrafast, large-modulation photonic materials have opened the door to
many new areas of research. One specific example is the exciting prospect of photonic time …

[HTML][HTML] High-efficiency terahertz full-space metasurface for the transmission linear and reflection circular polarization wavefront manipulation

J Li, Y Cheng, J Fan, F Chen, H Luo, X Li - Physics Letters A, 2022 - Elsevier
In this work, a high-efficiency full-space metasurface (MS) is demonstrated numerically,
which can independently manipulate the transmitted linear polarization (LP) and the …

Ultrathin and ultra‐broadband terahertz single‐Layer metasurface based on double‐arrow‐shaped resonator structure for full‐space wavefront manipulation

D Yang, Y Cheng, H Luo, F Chen… - Advanced Theory and …, 2023 - Wiley Online Library
In this paper, a simple design of an ultrathin and ultra‐broadband single‐layer MS based on
double‐arrow‐shaped resonator (DASR) structure for both transmission and reflection …

XR-RF imaging enabled by software-defined metasurfaces and machine learning: Foundational vision, technologies and challenges

C Liaskos, A Tsioliaridou, K Georgopoulos… - IEEE …, 2022 - ieeexplore.ieee.org
In this work, we present a new approach to Extended Reality (XR), denoted as
iCOPYWAVES, which seeks to offer naturally low-latency operation and cost effectiveness …

A varactor-based 1024-element RIS design for mm-waves

LG da Silva, Z Chu, P **ao… - … in communications and …, 2023 - frontiersin.org
This paper reports a reconfigurable intelligent surface (RIS) for beamforming and beam
steering applications operating in the millimeter wave (mm-waves) frequency band. The …

Recent advances in tunable metasurfaces and their application in optics

A Santonocito, B Patrizi, G Toci - Nanomaterials, 2023 - mdpi.com
Metasurfaces can be opportunely and specifically designed to manipulate electromagnetic
wavefronts. In recent years, a large variety of metasurface-based optical devices such as …

3-D/4-D-Printed reconfigurable metasurfaces for controlling electromagnetic waves

E Park, M Lee, H Jeong, R Phon, K Kim… - Proceedings of the …, 2024 - ieeexplore.ieee.org
A comprehensive review of 3-D/4-D-printed reconfigurable metasurfaces (RMSs) is
presented in this article. A metasurface (MS) demonstrates exceptional abilities for …