Oblique Half-Solitons and their Generation in Exciton-Polariton Condensates

TL;DR

This paper introduces oblique half-solitons as a new topological defect in 2D spinor Bose-Einstein condensates and proposes a method to generate them using the optical spin Hall effect in exciton-polariton systems.

Contribution

It presents the concept of oblique half-solitons and a realistic protocol for their generation in exciton-polariton condensates.

Findings

Oblique half-solitons are a new type of topological defect.

A feasible method for their generation via the optical spin Hall effect.

Potential applications in quantum fluid control.

Abstract

We describe oblique half-solitons, a new type of topological defects in a two dimensional spinor Bose Einstein condensate. A realistic protocol based on the optical spin Hall effect is proposed toward their generation within an exciton-polariton system.