Harnessing exciton-polaritons for digital computing, neuromorphic computing, and optimization

A Opala, M Matuszewski - Optical Materials Express, 2023 - opg.optica.org
Polaritons are quasiparticles resulting from the strong quantum coupling of light and matter.
Peculiar properties of polaritons are a mixture of physics usually restricted to one of these …

Dynamics of a polariton condensate transistor switch

C Antón, TCH Liew, G Tosi, MD Martín, T Gao… - Applied Physics …, 2012 - pubs.aip.org
We present a time-resolved study of the logical operation of a polariton condensate
transistor switch. Creating a polariton condensate (source) in a GaAs ridge-shaped …

Polarization and nonlinear effects on polariton parametric amplification and oscillation

S Alameen, K Ayuel, MS Khan, M Siddig, AS Abdalla - Applied Physics B, 2023 - Springer
We theoretically study the polarization and nonlinear effects of polariton parametric
amplification and oscillation based on a semiconductor microcavity. The polaritons in the …

Optical Josephson oscillation achieved by two coupled exciton-polariton condensates

AS Abdalla, B Zou, Y Zhang - Optics Express, 2020 - opg.optica.org
Two coupled exciton-polariton condensates (EPCs) in a double-well photonic potential are
suggested to form the optical Josephson oscillation (JO) whose dependences on the pump …

Quantum correlations of exciton–polaritons induced by magnetic field

AS Abdalla, S Alameen, K Ayuel… - Journal of Applied …, 2022 - pubs.aip.org
From the canonical and rotating-wave transformations, we obtained the effective lower-
polariton Hamiltonian depending on the applied magnetic field from the coupling of one of …

[HTML][HTML] Topological spin textures of exciton-polaritons manipulating by spin-orbit coupling

ASI Abdalla, SA Abdelmajid, KA Kuacgor - Results in Optics, 2021 - Elsevier
The topological spin textures of exciton-polariton in microcavities are governed by the
interplay of the spin-orbit coupling and longitudinal-transverse splitting. We demonstrate the …

Polariton bunching and anti-bunching in a photonic dot controlled by a magnetic field

Y Zhang, G Jin - Physical Review B—Condensed Matter and Materials …, 2009 - APS
Using the Liouville–von Neumann equation, we study the polarization dynamics of the
polaritons localized in a photonic dot excited by continuous-wave (cw) or pulse laser beams …

Signal polariton switch achieved by controlling the phases of excitation fields

AS Abdalla, S Alameen, K Ayuel, R Walser… - Physica E: Low …, 2022 - Elsevier
We present a theoretical investigation of an unusual mechanism of excitation field effects
that acts selectively on polariton semiconductor microcavities. By varying the pump …

Magnetic field modulated josephson oscillations in a semiconductor microcavity

C Zhang, G Jin - Physical Review B—Condensed Matter and Materials …, 2011 - APS
We theoretically study an exciton-polariton Josephson junction in a planar semiconductor
microcavity. When an external magnetic field is applied normal to the plane of the …

Magnetic-field modulated exciton-exciton interaction in semiconductor microcavities

Y Zhang, L Shi, G Jin, B Zou - Journal of Applied Physics, 2010 - pubs.aip.org
We study the quantum-well magnetoexcitons by the variational method in the strong
coupling regime of excitons with microcavity photons. In such strong coupling regime, we …