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 …

Near-field radiative heat transfer in many-body systems

SA Biehs, R Messina, PS Venkataram… - Reviews of Modern …, 2021‏ - APS
Many-body physics aims to understand emergent properties of systems made of many
interacting objects. This review examines recent progress on the topic of radiative heat …

Thermal metasurfaces: complete emission control by combining local and nonlocal light-matter interactions

AC Overvig, SA Mann, A Alù - Physical Review X, 2021‏ - APS
Metasurfaces have been enabling the miniaturization and integration of complex optical
functionalities within an ultrathin platform by engineering the scattering features of localized …

Momentum mismatch driven bound states in the continuum and ellipsometric phase singularities

F Wu, X Qi, M Qin, M Luo, Y Long, J Wu, Y Sun, H Jiang… - Physical Review B, 2024‏ - APS
In this paper, we elucidate the formation of bound states in the continuum (BICs) in
compound grating waveguide structures from the perspective of momentum mismatch. As …

Dynamic thermal camouflage via a liquid-crystal-based radiative metasurface

Y Liu, J Song, W Zhao, X Ren, Q Cheng, X Luo… - …, 2020‏ - degruyter.com
Thermal camouflage, which is used to conceal objects in the infrared vision for confrontation
with infrared detection in civilian or military applications, has garnered increasing attraction …

Controlling thermal emission with metasurfaces and its applications

Q Chu, F Zhong, X Shang, Y Zhang, S Zhu, H Liu - Nanophotonics, 2024‏ - degruyter.com
Thermal emission caused by the thermal motion of the charged particles is commonly
broadband, un-polarized, and incoherent, like a melting pot of electromagnetic waves, which …

Tailoring intrinsic chirality in a two-dimensional planar waveguide grating via quasibound states in the continuum

D Zhang, T Liu, L Lei, W Deng, T Wang, Q Liao, W Liu… - Physical Review B, 2024‏ - APS
The strong chiral light-matter interaction is crucial for various important fields such as chiral
optics, quantum optics, and biomedical optics, driving a quest for the extreme intrinsic …

[PDF][PDF] Chiral absorbers based on polarization conversion and excitation of magnetic polaritons

X Wu, C Fu, ZM Zhang - ES Energy & Environment, 2020‏ - espublisher.com
Many chiral absorbers have been proposed to obtain selective absorption for left circularly
polarized (LCP) and right circularly polarized (RCP) waves. However, it is difficult to realize …

New spin-resolved thermal radiation laws for nonreciprocal bianisotropic media

C Khandekar, F Khosravi, Z Li, Z Jacob - New Journal of Physics, 2020‏ - iopscience.iop.org
A chiral absorber of light can emit spin-polarized (circularly polarized) thermal radiation
based on Kirchhoff's law which equates spin-resolved emissivity with spin-resolved …

Photonic bound states in the continuum in Si structures with the self‐assembled Ge nanoislands

SA Dyakov, MV Stepikhova… - Laser & Photonics …, 2021‏ - Wiley Online Library
Germanium self‐assembled nanoislands and quantum dots are very prospective for CMOS‐
compatible optoelectronic integrated circuits but their photoluminescence (PL) intensity is …