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 …

Optical constants of several multilayer transition metal dichalcogenides measured by spectroscopic ellipsometry in the 300–1700 nm range: high index, anisotropy …

B Munkhbat, P Wróbel, TJ Antosiewicz… - ACS …, 2022 - ACS Publications
Transition metal dichalcogenides (TMDs) attract significant attention due to their remarkable
optical and excitonic properties. It was understood already in the 1960s and recently …

Photonic spin-controlled self-hybridized exciton-polaritons in metasurfaces driven by chiral quasibound states in the continuum

H Zhou, M Qin, H Xu, G Wei, H Li, W Gao, J Liu, F Wu - Physical Review B, 2024 - APS
Bulk transition metal dichalcogenides (TMDs) have found widespread applications on
nanophotonics, condensed matter physics, and quantum optics, due to their high refractive …

A tunable transition metal dichalcogenide entangled photon-pair source

MA Weissflog, A Fedotova, Y Tang, EA Santos… - Nature …, 2024 - nature.com
Entangled photon-pair sources are at the core of quantum applications like quantum key
distribution, sensing, and imaging. Operation in space-limited and adverse environments …

Bright single photon emitters with enhanced quantum efficiency in a two-dimensional semiconductor coupled with dielectric nano-antennas

L Sortino, PG Zotev, CL Phillips, AJ Brash… - Nature …, 2021 - nature.com
Single photon emitters in atomically-thin semiconductors can be deterministically positioned
using strain induced by underlying nano-structures. Here, we couple monolayer WSe2 to …

Van der Waals materials for applications in nanophotonics

PG Zotev, Y Wang, D Andres‐Penares… - Laser & Photonics …, 2023 - Wiley Online Library
Numerous optical phenomena and applications have been enabled by nanophotonic
structures. Their current fabrication from high refractive index dielectrics, such as silicon (Si) …

High Q Hybrid Mie–Plasmonic Resonances in van der Waals Nanoantennas on Gold Substrate

SA Randerson, PG Zotev, X Hu, AJ Knight, Y Wang… - ACS …, 2024 - ACS Publications
Dielectric nanoresonators have been shown to circumvent the heavy optical losses
associated with plasmonic devices; however, they suffer from less confined resonances. By …

Tunable optical properties of transition metal dichalcogenide nanoparticles synthesized by femtosecond laser ablation and fragmentation

AS Chernikov, GI Tselikov, MY Gubin… - Journal of Materials …, 2023 - pubs.rsc.org
Manipulation of resonant dielectric nanostructures is of paramount importance for next-
generation photonic devices. Traditionally, researchers use two-dimensional or phase …

Generating a sub-nanometer-confined optical field in a nanoslit waveguiding mode

L Yang, Z Zhou, H Wu, H Dang, Y Yang… - Advanced …, 2023 - spiedigitallibrary.org
We propose to generate a sub-nanometer-confined optical field in a nanoslit waveguiding
mode in a coupled nanowire pair (CNP). We show that, when a conventional waveguide …

Realization of Z2 Topological Photonic Insulators Made from Multilayer Transition Metal Dichalcogenides

T Isoniemi, P Bouteyre, X Hu, F Benimetskiy, Y Wang… - ACS …, 2024 - ACS Publications
Monolayers of semiconducting transition metal dichalcogenides (TMDs) have long attracted
interest for their intriguing optical and electronic properties. Recently, TMDs in their quasi …