Pseudospin dynamics in multimode polaritonic Josephson junctions
Mesoscale and Nanoscale Physics
2015-06-03 v1
Abstract
We analyzed multimode Josephson junctions with exciton-polaritons (polaritonic Josephson junctions) when several coupling mechanisms of fundamental and excited states are present. The applied method is based on Keldysh-Green function formalism and takes into account polariton pseudospin. We found that mean value of circular polarization degree in intrinsic Josephson oscillations and microscopic quantum self-trapping follow an oscillator behavior whose renormalizes due to intermode interactions. The effect of an additional transfer of particles over junction barrier occurring in multimode approximation in combination with common Josephson tunneling is discussed in regime of dynamical separation of two polarizations.
Keywords
Cite
@article{arxiv.1201.0920,
title = {Pseudospin dynamics in multimode polaritonic Josephson junctions},
author = {G. Pavlovic and G. Malpuech and I. A. Shelykh},
journal= {arXiv preprint arXiv:1201.0920},
year = {2015}
}
Comments
12 pages, 4 figures