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The formation of nonlinear Bloch states in open driven-dissipative system of exciton-polaritons loaded into a weak-contrast 1D periodic lattice is studied numerically and analytically. The condensate is described within the framework of…

Mesoscale and Nanoscale Physics · Physics 2016-10-12 I. Yu. Chestnov , A. V. Yulin , A. P. Alodjants , O. A. Egorov

Over the past decade, exciton-polaritons in semiconductor microcavities have attracted a great deal of interest as a driven-dissipative quantum fluid. These systems offer themselves as a versatile platform for performing Hamiltonian…

We present a comprehensive analytical theory of localized nonlinear excitations - dark solitons, supported by an incoherently pumped, spatially homogeneous exciton-polariton condensate. We show that, in contrast to dark solitons in…

Quantum Gases · Physics 2014-06-18 Lev A. Smirnov , Daria A. Smirnova , Elena A. Ostrovskaya , Yuri S. Kivshar

We theoretically and experimentally investigate quantum features of an interacting light-matter system from a multidisciplinary perspective, unifying approaches from semiconductor physics, quantum optics, and quantum information science. To…

In this work we derive a theory of polariton condensation based on the theory of interacting Bose particles. In particular, we describe self-consistently the linear exciton-photon coupling and the exciton-nonlinearities, by generalizing the…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Davide Sarchi , Vincenzo Savona

We study a hybrid semiconductor-optomechanical system, which consists of a cavity with an oscillating mirror made by semiconducting materials or with a semiconducting membrane inside. The cavity photons and the excitons in the oscillating…

Quantum Physics · Physics 2018-10-03 Sai-Nan Huai , Yu-Long Liu , Yunbo Zhang , Yu-xi Liu

A theoretical model is presented which explains the dominant decoherence process in a microcavity polariton condensate. The mechanism which is invoked is the effect of self-phase modulation, whereby interactions transform polariton number…

Strongly Correlated Electrons · Physics 2009-07-22 D. M. Whittaker , P. R. Eastham

Light-matter interaction in the regime of strong quantum coupling is usually treated within the framework of the Hopfield model. However, the picture of coupling well-defined modes of light and matter is correct only as long as the shapes…

Quantum Physics · Physics 2025-10-17 Amir Rahmani , Dogyun Ko , Maciej Dems , Andrzej Opala , Michał Matuszewski

Within the framework of the mean-field approximation, a coherently excited two-dimensional system of weakly repulsive bosons is predicted to show a giant loop scattering when the rotational symmetry is reduced. The considered process…

Mesoscale and Nanoscale Physics · Physics 2021-05-19 S. S. Gavrilov

We demonstrate for the first time the strong temporal hysteresis effects in the kinetics of the pumped and scattered polariton populations in a planar semiconductor microcavity under a nano-second-long pulsed resonant (by frequency and…

We present the general kinetic formalism for the description of spin and energy relaxation of the cavity polaritons in the framework of the Born-Markov approximation. All essential mechanisms of polaritons redistribution in reciprocal space…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 D. D. Solnyshkov , I. A. Shelykh , M. M. Glazov , G. Malpuech , T. Amand , P. Renucci , X. Marie , A. V Kavokin

The magnetic field effect on phase transitions in electrically neutral bosonic systems is much less studied than those in fermionic systems, such as superconducting or ferromagnetic phase transitions. Nevertheless, composite bosons are…

Recent experiments in exciton-polariton systems have provided high-precision measurements of the value of the polariton-polariton interaction constant, which is a key parameter that governs the nonlinear dynamics of polariton condensates…

Mesoscale and Nanoscale Physics · Physics 2021-12-15 Guangyao Li , Meera M. Parish , Jesper Levinsen

The influence of polariton-polariton scattering on the statistics of the polariton condensate in a non-resonantly excited semiconductor quantum well embedded in a CdTe semiconductor microcavity is discussed. Taking advantage of the…

Other Condensed Matter · Physics 2009-11-13 Paolo Schwendimann , Antonio Quattropani

Arrays of bosonic condensates of exciton-polaritons have emerged as a promising platform for simulating classical XY models, capable of rapidly reaching phase-locked states that may be mapped to arrays of two-dimensional classical spins.…

Mesoscale and Nanoscale Physics · Physics 2025-11-07 Junhui Cao , Denis Novokreschenov , Alexey Kavokin

We study density isolines in quantum turbulence under the Schramm-Loewner framework using direct numerical simulations of the truncated Gross-Pitaevskii equation, in both spherical and cylindrical traps with three-dimensional dynamics.…

Quantum Gases · Physics 2024-07-31 J. Amette Estrada , M. Noseda , P. J. Cobelli , P. D. Mininni

We study, theoretically and numerically, the onset and development of modulational instability in an incoherently pumped spatially homogeneous polariton condensate. Within the framework of mean-field theory, we identify regimes of…

Mesoscale and Nanoscale Physics · Physics 2015-04-09 T. C. H. Liew , O. A. Egorov , M. Matuszewski , O. Kyriienko , X. Ma , E. A. Ostrovskaya

Nonlinear wave propagation is studied analytically in a dissipative, self-gravitating Bose Einstein condensate, in the framework of Gross-Pitaevskii model. The linear dispersion relation shows that the effect of dissipation is to suppress…

Quantum Gases · Physics 2017-03-27 Biswajit Sahu , Anjana Sinha , R. Roychoudhury

The realization of exciton-polaritons -- hybrid excitations of semiconductor quantum well excitons and cavity photons -- has been of great technological and scientific significance. In particular, the short-range collisional interaction…

Quantum Gases · Physics 2018-07-17 Valentin Walther , Robert Johne , Thomas Pohl

Optical feedback is a well-known method of controlling laser dynamics, which has been widely studied in photonic systems to induce complex behaviors such as chaos or enhanced coherence. However, its application to systems in the strong…

Optics · Physics 2025-07-29 R. Mirek , M. Furman , A. Opala , M. Król , W. Pacuski , J. Szczytko , H. Sigurðsson , B. Piętka
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