Realization of exciton-mediated optical spin-orbit interaction in organic microcrystalline resonators

no code implementations • 24 Feb 2021 • Jiahuan Ren, Qing Liao, Xuekai Ma, Stefan Schumacher, Jiannian Yao, Hongbing Fu

The ability to control the spin-orbit interaction of light in optical microresonators is of fundamental importance for future photonics.

Optics Mesoscale and Nanoscale Physics

Structuring co- and counter-flowing currents of polariton condensates in concentric ring-shaped potentials

no code implementations • 10 Dec 2020 • Franziska Barkhausen, Matthias Pukrop, Stefan Schumacher, Xuekai Ma

As a consequence, the condensate currents in different rings can flow either in the same or opposite direction depending on the specific configuration of the ring-shaped potentials.

Optics

Chiral condensates in a polariton hexagonal ring

no code implementations • 17 Sep 2020 • Xuekai Ma, Yaroslav V. Kartashov, Alexey Kavokin, Stefan Schumacher

We model generation of vortex modes in exciton-polariton condensates in semiconductor micropillars, arranged into a hexagonal ring molecule, in the presence of TE-TM splitting.

Quantum Gases