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 …

Wide-band enhancement of the transverse magneto-optical Kerr effect in magnetite-based plasmonic crystals

SA Dyakov, IM Fradkin, NA Gippius, L Klompmaker… - Physical Review B, 2019 - APS
The transverse magneto-optical Kerr effect (TMOKE) in magnetite-based magnetoplasmonic
crystals is studied experimentally and theoretically. We analyze angle-resolved TMOKE …

Optical tuning of plasmon-enhanced photoluminescence

Y Wang, T Ding - Nanoscale, 2019 - pubs.rsc.org
Photoluminescence (PL) can be enhanced and tuned with the assistance of surface
plasmons. Traditional methods of generating tunable fluorophores are either of low …

[HTML][HTML] One-stage formation of two-dimensional photonic crystal and spatially ordered arrays of self-assembled Ge (Si) nanoislandson pit-patterned silicon-on …

AV Novikov, ZV Smagina, MV Stepikhova, VA Zinovyev… - Nanomaterials, 2021 - mdpi.com
A new approach to improve the light-emitting efficiency of Ge (Si) quantum dots (QDs) by the
formation of an ordered array of QDs on a pit-patterned silicon-on-insulator (SOI) substrate is …

[HTML][HTML] Raman signal enhancement tunable by gold-covered porous silicon films with different morphology

SN Agafilushkina, O Žukovskaja, SA Dyakov, K Weber… - Sensors, 2020 - mdpi.com
The ease of fabrication, large surface area, tunable pore size and morphology as well
surface modification capabilities of a porous silicon (PSi) layer make it widely used for …

Gold nanoparticle-carbon nanotube multilayers on silica microspheres: optoacoustic-Raman enhancement and potential biomedical applications

D Nozdriukhin, N Besedina, V Chernyshev… - Materials Science and …, 2021 - Elsevier
There has been growing interest in recent years in develo** multifunctional materials for
studying the structure interface in biological systems. In this regard, the multimodal systems …

[HTML][HTML] Emission Enhancement of Ge/Si Quantum Dots in Hybrid Structures with Subwavelength Lattice of Al Nanodisks

VA Zinovyev, ZV Smagina, AF Zinovieva, AA Bloshkin… - Nanomaterials, 2023 - mdpi.com
The effects of resonance interaction of plasmonic and photonic modes in hybrid metal-
dielectric structures with square Al nanodisk lattices coupled with a Si waveguide layer were …

Polarization dependent beaming properties of a plasmonic lattice laser

BO Asamoah, H Partanen, S Mohamed… - New Journal of …, 2021 - iopscience.iop.org
We study beaming properties of laser light produced by a plasmonic lattice overlaid with
organic fluorescent molecules. The crossover from spontaneous emission regime to …

Bound states in the continuum in a waveguide structure covered by a two-dimensional square array of gold nanodisks

SI Pavlov, IM Fradkin, SA Dyakov, NA Feoktistov… - Physical Review B, 2023 - APS
A bound state in the continuum (BIC) is a concept of a wave phenomenon that remains
confined even though it coexists with a continuous radiative spectrum. In photonics, such …

Tailoring the optical field enhancement in Si-based structures covered by nanohole arrays in gold films for near-infrared photodetection

AI Yakimov, AA Bloshkin, AV Dvurechenskii - Photonics and nanostructures …, 2020 - Elsevier
We performed numerical simulations of plasmonic near-field enhancement in Si-based
structures in near infrared region. Gold films perforated with periodic two-dimensional …