A shortcut tour of quantum control methods for modern quantum technologies

D Stefanatos, E Paspalakis - Europhysics Letters, 2021 - iopscience.iop.org
Quantum control methods, like rapid adiabatic passage, stimulated Raman adiabatic
passage, shortcuts to adiabaticity and optimal control, have become an integral part of …

Efficient biexciton preparation in a quantum dot—metal nanoparticle system using on-off pulses

A Smponias, D Stefanatos, E Paspalakis - Nanomaterials, 2021 - mdpi.com
We consider a hybrid nanostructure composed by semiconductor quantum dot coupled to a
metallic nanoparticle and investigate the efficient creation of biexciton state in the quantum …

Analyzing role of relaxation time on second harmonic generation and optical dielectric function of impurity doped quantum dots under the aegis of noise

SM Arif, A Bera, A Ghosh, M Ghosh - Physica B: Condensed Matter, 2020 - Elsevier
Present study monitors the influence of relaxation time (τ) on second harmonic generation
(SHG) and total optical dielectric function (TODF) of impurity containing quantum dot (QD) …

Memory effects and quantum speedup for a quantum emitter near a molybdenum disulfide nanodisk

I Thanopulos, K Blekos, P Kalozoumis… - Physica E: Low …, 2021 - Elsevier
We study memory effects (non-Markovian evolution) in the spontaneous emission dynamics
of a quantum emitter near a molybdenum disulfide nanodisk by going beyond the analysis of …

Efficient swapping of orbital angular momentum of light in double-cascade type multiple quantum wells

Y Wang - The European Physical Journal Plus, 2023 - Springer
In a multiple quantum well nanostructure (MQW), we propose a unique model for the
effective exchange of light's orbital angular momentum. The biexciton-exciton cascade …

Orbital angular momentum swapping of light via biexciton coherence

AA Al Anazi, A Wongchai, MA Gatea, RF Obaid… - Physica B: Condensed …, 2023 - Elsevier
In this paper we study orbital angular momentum (OAM) transfer between applied lights via
biexciton coherence and exciton spin coherence. The quantum dot derives by two control …

Fast optically controlled spin initialization of a quantum dot in the Voigt geometry coupled to a transition metal dichalcogenide monolayer

D Stefanatos, V Karanikolas, N Iliopoulos… - Physica E: Low …, 2020 - Elsevier
We analyze the problem of fast optical spin initialization for a quantum dot in the Voigt
geometry by placing it near a transition metal dichalcogenide (TMD) monolayer. We …

Dispersion properties of plasmonic sub-wavelength elliptical wires wrapped with graphene

M Cuevas, RA Depine - JOSA B, 2021 - opg.optica.org
One fundamental motivation to know the dispersive or frequency dependent characteristics
of localized surface plasmons (LSPs) supported by elliptical shaped particles wrapped with …

Phase control of optical Goos–Hänchen shifts in a quantum dot nanostructure via high refractive index

A Raheli, SS Abdulkareem, B Al-Qargholi - Laser Physics, 2022 - iopscience.iop.org
We proposed a model for adjusting Goos–Hänchen (GH) shifts in a cavity with quantum dot
(QD) nanostructure in this letter. The actual component of the susceptibility was studied by …

Investigation of an energy dependent node creation in graphene quantum states

G Giavaras - Physica E: Low-dimensional Systems and …, 2022 - Elsevier
A quantum state in monolayer graphene can acquire an extra node when its eigenenergy
varies relative to the energy range of an applied potential well. In contrast to a non relativistic …