Optical metasurfaces for energy conversion

E Cortés, FJ Wendisch, L Sortino, A Mancini… - Chemical …, 2022 - ACS Publications
Nanostructured surfaces with designed optical functionalities, such as metasurfaces, allow
efficient harvesting of light at the nanoscale, enhancing light–matter interactions for a wide …

Damage-programmable design of metamaterials achieving crack-resisting mechanisms seen in nature

Z Gao, X Zhang, Y Wu, MS Pham, Y Lu, C **a… - Nature …, 2024 - nature.com
The fracture behaviour of artificial metamaterials often leads to catastrophic failures with
limited resistance to crack propagation. In contrast, natural materials such as bones and …

Efficiency tunable broadband terahertz graphene metasurface for circular polarization anomalous reflection and plane focusing effect

D Yang, Y Cheng, F Chen, H Luo, L Wu - Diamond and Related Materials, 2023 - Elsevier
In this paper, a broadband reflective metasurface (MS) with patterned graphene is proposed
and investigated numerically, which can realize wavefront manipulation dynamically in …

Plasmon-enhanced second harmonic generation of metal nanostructures

CC Zhang, JY Zhang, JR Feng, ST Liu, SJ Ding, L Ma… - Nanoscale, 2024 - pubs.rsc.org
As the most common nonlinear optical process, second harmonic generation (SHG) has
important application value in the field of nanophotonics. With the rapid development of …

Dual-narrowband terahertz metamaterial absorber based on all-metal vertical ring array for enhanced sensing application

B Cai, L Yang, L Wu, Y Cheng, X Li - Physica Scripta, 2024 - iopscience.iop.org
In this paper, a novel design of a dual-narrowband metamaterial absorber (MMA) was
proposed for using as a high-performance refractive index (RI) sensor in the terahertz (THz) …

Tri-band terahertz metamaterial absorber based on structural Ti3C2Tx MXene for enhanced sensing application

S Feng, L Yang, B Cai, W Yang, L Wu… - IEEE Sensors …, 2024 - ieeexplore.ieee.org
High-performance terahertz (THz) narrow-band metamaterial absorbers (MMAs) occupy a
central position in sensing application. However, the majority of current MMAs for refractive …

A novel design of THz resonance gas sensor with advanced 2-bit encoding capabilities

A Baz, J Wekalao, SK Patel - Optical and Quantum Electronics, 2024 - Springer
This study presents a terahertz (THz) resonance gas sensor design incorporating graphene,
black phosphorus, and MXene materials in a metasurface structure. The sensor leverages …

[HTML][HTML] Efficiency tunable terahertz graphene metasurfaces for reflective single/dual-focusing effects based on Pancharatnam-Berry phase

W Yang, L Yang, B Cai, L Wu, S Feng, Y Cheng… - Results in Physics, 2024 - Elsevier
In this paper, an efficiency tunable reflective metasurface (MS) consisting of a dielectric
substrate sandwiched between hollow Z-shaped (HZS) structure graphene and a metallic …

Highly efficient broadband solar thermal absorber for domestic renewable energy solutions

BB Han, SK Patel, A Baz - International Journal of Thermal Sciences, 2024 - Elsevier
With the invention of the photonics techniques, a new structural design for thermal energy
absorber is designed which uses the multilayer structure to absorb the solar energy and this …

Wideband, polarization-insensitive rectangular-shaped with thin wire MXene-based resonator solar absorber for solar energy harvesting application

R Agravat, SK Patel, O Alsalman - International Journal of Thermal …, 2024 - Elsevier
Solar absorbers are used in many different applications to collect solar energy. The
Rectangular-Shaped with Thin Wire MXene-based resonator (RSWTWMR) is a unique solar …