Motion of patterns in polariton quantum fluids with spin-orbit interaction

O. A. Egorov*, A. Werner, T. C.H. Liew, E. A. Ostrovskaya, F. Lederer

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    16 Citations (Scopus)

    Abstract

    We report on a remarkable effect of pseudospin precession on the collective motion of exciton-polaritons in a microresonator coherently driven by a linearly polarized pump. In particular, we show that hexagonal patterns can undergo a spontaneous symmetry breaking of their polarization and start a uniform motion in the plane of the resonator. Similar to the optical spin Hall effect, this becomes possible due to a spin-orbit interaction induced by a longitudinal-transverse splitting (TE-TM splitting) of the photonic resonator mode. We derive a simple analytical expression for the drift velocity of the patterns.

    Original languageEnglish
    Article number235302
    JournalPhysical Review B - Condensed Matter and Materials Physics
    Volume89
    Issue number23
    DOIs
    Publication statusPublished - 3 Jun 2014

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