Advances on broadband and resonant chiral metasurfaces

QM Deng, X Li, MX Hu, FJ Li, X Li, ZL Deng - npj Nanophotonics, 2024 - nature.com
Chirality describes mirror symmetry breaking in geometric structures or certain physical
quantities. The interaction between chiral structure and chiral light provides a rich collection …

[HTML][HTML] Chiroptical metasurfaces: principles, classification, and applications

J Kim, AS Rana, Y Kim, I Kim, T Badloe, M Zubair… - Sensors, 2021 - mdpi.com
Chiral materials, which show different optical behaviors when illuminated by left or right
circularly polarized light due to broken mirror symmetry, have greatly impacted the field of …

Broadband high-efficiency cross-polarization conversion and multi-functional wavefront manipulation based on chiral structure metasurface for terahertz wave

J Fan, Y Cheng - Journal of Physics D: Applied Physics, 2019 - iopscience.iop.org
In this paper, a broadband and high-efficient tri-layered chiral structure metasurface (CSM)
for linear polarization conversion and multi-functional wavefront manipulation was proposed …

Ultrawideband chromatic aberration-free meta-mirrors

T Cai, S Tang, B Zheng, G Wang, W Ji… - Advanced …, 2021 - spiedigitallibrary.org
Chromatic aberration-free meta-devices (eg, achromatic meta-devices and abnormal
chromatic meta-devices) play an essential role in modern science and technology. However …

High-efficiency and full-space manipulation of electromagnetic wave fronts with metasurfaces

T Cai, GM Wang, SW Tang, HX Xu, JW Duan… - Physical Review …, 2017 - APS
Metasurfaces offer great opportunities to control electromagnetic (EM) waves, but currently
most metadevices work either in pure reflection or pure transmission mode, leaving half of …

High‐performance bifunctional metasurfaces in transmission and reflection geometries

T Cai, SW Tang, GM Wang, HX Xu… - Advanced Optical …, 2017 - Wiley Online Library
Achieving multiple diversified functionalities in a single flat device is crucial for
electromagnetic (EM) integration, but available efforts suffer the issues of device thickness …

Shared-surface dual-band antenna for 5G applications

T Li, ZN Chen - IEEE Transactions on Antennas and …, 2019 - ieeexplore.ieee.org
A shared-surface dual-band antenna is proposed for 5G operation using characteristic mode
analysis (CMA). The surface is the integration of a metasurface at the S-band and a partially …

Phase-and amplitude-control metasurfaces for antenna main-lobe and sidelobe manipulations

HP Li, GM Wang, T Cai, JG Liang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The metasurface (MS) antenna is an important microwave component in the communication
system due to its unique beam radiation capability. However, current studies mainly pay …

Complementary transmissive ultra-thin meta-deflectors for broadband polarization-independent refractions in the microwave region

Y Yuan, K Zhang, X Ding, B Ratni, SN Burokur… - Photonics …, 2018 - opg.optica.org
Polarization manipulation is a significant issue for artificial modulation of the electromagnetic
(EM) wave, but general mechanisms all suffer the restriction of inherent symmetric properties …

High-efficiency metasurface with polarization-dependent transmission and reflection properties for both reflectarray and transmitarray

T Cai, GM Wang, XL Fu, JG Liang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
The use of microstrip transmitarrays (TAs) and reflectarrays (RAs) is essential in long-range
communication systems because of their high-gain radiations, narrow beam widths, simple …