Artificial metaphotonics born naturally in two dimensions

Z Dai, G Hu, Q Ou, L Zhang, F Xia… - Chemical …, 2020 - ACS Publications
Recently, two rich and exciting research fields, layered two-dimensional (2D) materials and
metamaterials, have started overlapping. Metamaterials are artificial, engineered materials …

Active metamaterial nearly perfect light absorbers: a review

H Hajian, A Ghobadi, B Butun, E Ozbay - JOSA B, 2019 - opg.optica.org
Achieving nearly perfect light absorption from the microwave to optical region utilizing
metamaterials has begun to play a significant role in photonics and optoelectronics due to …

Strong light–matter interaction in lithography-free planar metamaterial perfect absorbers

A Ghobadi, H Hajian, B Butun, E Ozbay - ACS Photonics, 2018 - ACS Publications
The efficient harvesting of electromagnetic (EM) waves by subwavelength nanostructures
can result in perfect light absorption in the narrow or broad frequency range. These …

Enhancing near-field heat transfer between composite structures through strongly coupled surface modes

WB Zhang, CY Zhao, BX Wang - Physical Review B, 2019 - APS
In this work, we study the near-field heat transfer between composite nanostructures. It is
demonstrated that thermally excited surface plasmon polaritons, surface phonon polaritons …

Tunable phonon-plasmon hybridization in α-MoO3–graphene based van der Waals heterostructures

A Yadav, R Kumari, SK Varshney, B Lahiri - Optics Express, 2021 - opg.optica.org
The plasmon-phonon hybridization behavior between anisotropic phonon polaritons (APhP)
of orthorhombic phase Molybdenum Trioxide (α− MoO_3) and the plasmon-polaritons of …

Weyl semimetal mediated epsilon-near-zero hybrid polaritons and the induced nonreciprocal radiation

S Xu, L Qian, M Sun, G Zheng - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
Polaritonic excitation and management in ultra-thin polar crystals has recently received
significant attention and holds new promise for epsilon-near-zero (ENZ) modes. However …

Phonon-polariton assisted broadband resonant absorption in anisotropic α-phase nanostructures

G Deng, SA Dereshgi, X Song, C Wei, K Aydin - Physical Review B, 2020 - APS
Using finite-difference time-domain simulations, we theoretically show that trapezoid α-
phase molybdenum trioxide (α-Mo O 3) patch arrays can be used to achieve broadband …

Efficient Ab Initio Modeling of Dielectric Screening in 2D van der Waals Materials: Including Phonons, Substrates, and Doping

MN Gjerding, LSR Cavalcante, A Chaves… - The Journal of …, 2020 - ACS Publications
The quantum electrostatic heterostructure (QEH) model allows for efficient computation of
the dielectric screening properties of layered van der Waals (vdW)-bonded heterostructures …

Tunable, omnidirectional, and nearly perfect resonant absorptions by a graphene-hBN-based hole array metamaterial

H Hajian, A Ghobadi, B Butun, E Ozbay - Optics Express, 2018 - opg.optica.org
In this paper, we propose an electrically tunable mid-infrared plasmonic-phononic absorber
with omnidirectional and polarization insensitive nearly perfect resonant absorption …

Enhancing Thermophotovoltaic Performance Using Graphene-BN- Near-Field Heterostructures

R Wang, J Lu, JH Jiang - Physical Review Applied, 2019 - APS
Graphene–hexagonal-boron-nitride–In Sb near-field structures are designed and optimized
to enhance the output power and energy efficiency of the thermophotovoltaic systems …