Boosting terahertz photoconductive antenna performance with optimised plasmonic nanostructures

S Lepeshov, A Gorodetsky, A Krasnok, N Toropov… - Scientific reports, 2018 - nature.com
Advanced nanophotonics penetrates into other areas of science and technology, ranging
from applied physics to biology, which results in many fascinating cross-disciplinary …

Metal-Semiconductor AsSb-Al0.6Ga0.4As0.97Sb0.03 Metamaterial

N Bert, V Ushanov, L Snigirev, D Kirilenko, V Ulin… - Materials, 2022 - mdpi.com
AlGaAsSb and AlGaAs films as thick as 1 μm with Al content as high as 60% were
successfully grown by low-temperature (200° C) MBE. To overcome the well-known problem …

Plasmon resonance in a system of Bi nanoparticles embedded into (Al, Ga) As matrix

VI Ushanov, SV Eremeev, VM Silkin, VV Chaldyshev - Nanomaterials, 2024 - mdpi.com
We reveal the feasibility of the localized surface plasmon resonance in a system of Bi
nanoparticles embedded into an Al x Ga 1− x As semiconductor matrix. With an ab initio …

Unveiling Influence of Dielectric Losses on the Localized Surface Plasmon Resonance in (Al, Ga) As: Sb Metamaterials

VI Ushanov, SV Eremeev, VM Silkin, VV Chaldyshev - Nanomaterials, 2024 - mdpi.com
We perform numerical modeling of the optical absorption spectra of metamaterials
composed of systems of semimetal antimony nanoparticles embedded into Al x Ga 1− x As …

Luminescence of a complex composed of a quantum dot and a layered plasmon nanoparticle in a magnetic field

MG Kucherenko, VM Nalbandyan… - Journal of Optical …, 2021 - opg.optica.org
This paper discusses the characteristics of the electric field inside and outside an
electronically excited quantum dot. It shows that the electric potential behaves differently …

Localized Surface Plasmon Resonance in Metamaterials Composed of As1−zSbz Semimetal Nanoparticles in AlxGa1−xAs1−ySby Semiconductor …

VM Silkin, SV Eremeev, VI Ushanov, VV Chaldyshev - Nanomaterials, 2023 - mdpi.com
We analyze the possibility to realize a localized surface plasmon resonance in
metamaterials composed of As 1− z Sb z nanoparticles embedded in an Al x Ga 1− x As 1− y …

Structure and Optical Properties of a Composite AsSb–Al0.6Ga0.4As0.97Sb0.03 Metamaterial

LA Snigirev, VI Ushanov, AA Ivanov, NA Bert… - Semiconductors, 2023 - Springer
Abstract epitaxial layers of Al x Ga1–x As1–y Sb y with an aluminum content x~ 60% and
antimony content y~ 3% were successfully grown by molecular-beam epitaxy at low …

[HTML][HTML] Epitaxial InGaAs Quantum Dots in Al0.29Ga0.71As Matrix: Intensity and Kinetics of Luminescence in the Near Field of Silver Nanoparticles

AN Kosarev, VV Chaldyshev, AA Kondikov… - Optics and …, 2019 - Springer
Quantum dots of indium gallium arsenide buried in a thin layer of aluminum gallium
arsenide were grown by means of molecular-beam epitaxy. The influence of silver …

Plasmon-exciton interaction in two-particle nanostructures under the action of a magnetic field

MG Kucherenko, VM Nalbandyan - Materials Today: Proceedings, 2022 - Elsevier
On the basis of a specially created theoretical model, the luminescence spectra and the rate
of nonradiative transmission of energy from the exciton-activated quantum dot (QD) to the …

Nanoparticle formation in nanoporous structures and applications

A Vanella - 2022 - usiena-air.unisi.it
In the recent years the scientific community demonstrates an increasing interest in the study
of nanoparticles and their properties, such as interaction with a surface and the …