Enabling smart vision with metasurfaces

DN Neshev, AE Miroshnichenko - Nature Photonics, 2023 - nature.com
Optical metasurfaces—subwavelength-patterned surfaces that interact strongly with light—
have been an active area of research for more than a decade. The field has been driven by …

Ultrafast terahertz emission from emerging symmetry-broken materials

J Pettine, P Padmanabhan, N Sirica… - Light: Science & …, 2023 - nature.com
Nonlinear optical spectroscopies are powerful tools for investigating both static material
properties and light-induced dynamics. Terahertz (THz) emission spectroscopy has …

Deep learning for accelerated all-dielectric metasurface design

CC Nadell, B Huang, JM Malof, WJ Padilla - Optics express, 2019 - opg.optica.org
Deep learning has risen to the forefront of many fields in recent years, overcoming
challenges previously considered intractable with conventional means. Materials discovery …

Broadband linear-to-circular polarization conversion enabled by birefringent off-resonance reflective metasurfaces

CC Chang, Z Zhao, D Li, AJ Taylor, S Fan, HT Chen - Physical Review Letters, 2019 - APS
Due to the scarcity of circular polarization light sources, linear-to-circular polarization
conversion is required to generate circularly polarized light for a variety of applications …

Three-dimensional printed ultrabroadband terahertz metamaterial absorbers

Z Shen, S Li, Y Xu, W Yin, L Zhang, X Chen - Physical Review Applied, 2021 - APS
Terahertz (THz) absorbers have recently attracted extensive attention for their promising
potential in various applications; however, many existing THz absorbers are restrained by …

Tutorial on broadband transmissive metasurfaces for wavefront and polarization control of terahertz waves

X You, C Fumeaux… - Journal of Applied Physics, 2022 - pubs.aip.org
In order to harness the capabilities of terahertz waves, various metasurface-based functional
devices have been developed recently. However, due to the limited usage of systematic …

Design and experimental realization of triple-band filtering metamaterial in sub-terahertz band enabled by conductivity coupling response of two identical split rings

S Fang, Z Yang, Y Tao, W Lv, J Jiang, DQ Zhang… - Optics & Laser …, 2025 - Elsevier
Herein, a new scheme is proposed to achieve triple-band filtering sub-terahertz meta-device
by employing the strategy of conductive coupling to excite strong interaction between two …

Design, fabrication, and modulation of THz bandpass metamaterials

Q Wang, B Gao, M Raglione, H Wang… - Laser & Photonics …, 2019 - Wiley Online Library
Abstract Development of terahertz (THz) sources, detectors, and optical components has
been an active area of research across the globe. The interest in THz optoelectronics is …

Polarization-insensitive ultra-wideband metamaterial absorber comprising different forms of ZrN structures at the metasurface

EM Sheta, PK Choudhury, ABMA Ibrahim - Optical Materials, 2022 - Elsevier
Ultra-wideband metamaterial absorber comprising zirconium nitride (ZrN)-based
metasurface was investigated. In particular, the metasurface had three different kinds of …

Empowered layer effects and prominent properties in few‐layer metasurfaces

S Chen, Y Zhang, Z Li, H Cheng… - Advanced Optical …, 2019 - Wiley Online Library
Metamaterials are 3D artificial structures proposed to surpass conventional natural materials
and realize novel functions beyond traditional optical elements. Nevertheless, they are …