English
Related papers

Related papers: Synchronization in optically-trapped polariton Stu…

200 papers

We suggest an adaptive control scheme for the control of zero-lag and cluster synchronization in delay-coupled networks. Based on the speed-gradient method, our scheme adapts the topology of a network such that the target state is realized.…

Adaptation and Self-Organizing Systems · Physics 2016-08-10 Judith Lehnert , Philipp Hövel , Anton Selivanov , Alexander Fradkov , Eckehard Schöll

We investigate the dynamics and stationary states of a semiconductor exciton-polariton condensate in a double well potential. We find that upon the population build up of the polaritons by above-threshold laser pumping, coherence relaxation…

Quantum Physics · Physics 2021-08-16 Panayotis A. Kalozoumis , David Petrosyan

Optomechanical systems provide a pathway for the bidirectional optical-to-microwave interconversion in (quantum) networks. We demonstrate the implementation of this functionality and non-adiabatic optomechanical control in a single,…

Optics · Physics 2023-10-26 A. S. Kuznetsov , K. Biermann , A. Reynoso , A. Fainstein , P. V. Santos

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 demonstrate two types of waveguide structures which optically confine exciton- polaritons in two dimensions and act as polaritonic channels. We show a strong optical confinement in an etched rectangular waveguide, that significantly…

Mesoscale and Nanoscale Physics · Physics 2023-08-15 Dror Liran , Itamar Rosenberg , Kenneth West , Loren Pfeiffer , Ronen Rapaport

Experimental evidence of strong coupling between excitons confined in a quantum well and the photonic modes of a two-dimensional dielectric lattice is reported. Both resonant scattering and photoluminescence spectra at low temperature show…

We consider a polariton condensate in a microcavity driven by a bichromatic resonant pump formed by two vortical laser beams carrying different topological charges. The system is additionally confined in a ring-shaped potential. We show…

Mesoscale and Nanoscale Physics · Physics 2019-10-10 Yaroslav V. Kartashov , Dmitry A. Zezyulin

In condensed-matter physics, remarkable advances have been made with atomic systems by establishing a thorough control over cooling and trapping techniques. In semiconductors, this method may also provide a deterministic approach to reach…

Mesoscale and Nanoscale Physics · Physics 2012-02-16 M. Alloing , A. Lemaitre , E. Galopin , F. Dubin

We provide a systemic theory to entangle excitons with microcavity photons. This is realized by adopting an exciton-optomechanics system and introducing a nonlinear dispersive interaction with a mechanical oscillator. We show that when…

Quantum Physics · Physics 2024-05-01 Xuan Zuo , Zhi-Yuan Fan , Hang Qian , Jie Li

Exciton-polaritons are mutually interacting quantum hybridizations of confined photons and electronic excitations. Here we demonstrate a system of optically guided, electrically polarized exciton-polaritons ('dipolaritons') that displays up…

Mesoscale and Nanoscale Physics · Physics 2018-04-18 Itamar Rosenberg , Dror Liran , Yotam Mazuz-Harpaz , Kenneth West , Loren Pfeiffer , Ronen Rapaport

In this letter, we present a study of the condensation of exciton-polaritons in large etched pillar structures that exhibit shallow edge trapping. The $\approx$ 100 $\mu$m $\times$ 100 $\mu$m pillars were fabricated using photolithography…

Mesoscale and Nanoscale Physics · Physics 2017-06-07 D. M. Myers , J. K. Wuenschell , B. Ozden , J. Beaumariage , D. W. Snoke , L. Pfeiffer , K. West

We present numerical analysis of steady states in a two-component (spinor) driven-dissipative quantum fluid formed by condensed exciton-polaritons in an annular optically induced trap. We demonstrate that an incoherent ring-shaped optical…

Pattern Formation and Solitons · Physics 2016-01-27 Guangyao Li

Synchronization, the emergence of spontaneous order in coupled systems, is of fundamental importance in both physical and biological systems. We demonstrate the synchronization of two dissimilar silicon nitride micromechanical oscillators,…

Dissipative coupling refers to the effect where two systems interact with each other mediated by dissipation channels. Recent advances in controlling light-matter systems have opened new avenues to explore non-Hermitian effects arising from…

Mesoscale and Nanoscale Physics · Physics 2025-12-22 Diego A. Mendoza , Areli J. Vega-Carmona , Arturo Camacho-Guardian , Miguel A. Bastarrachea-Magnani

To suppress unwanted crosstalks between nearby optical elements, the decoupling technique for integrated systems has been desired for the target control of light flows. Although cloaking methods have enabled complete decoupling of optical…

Optics · Physics 2024-04-11 Sunkyu Yu , Xianji Piao , Namkyoo Park

Strong light-matter coupling in optical waveguides provides a versatile platform for engineering hybrid polaritonic modes and their dispersion. Here we investigate multimode exciton-photon coupling in visible semiconductor waveguides…

The realization of deterministic photon-photon gates is a central goal in optical quantum computation and engineering. A longstanding challenge is that optical nonlinearities in scalable, room-temperature material platforms are too weak to…

Quantum Physics · Physics 2022-12-02 Ryotatsu Yanagimoto , Edwin Ng , Marc Jankowski , Hideo Mabuchi , Ryan Hamerly

Active control of light-matter interactions in semiconductors is critical for realizing next generation optoelectronic devices, with tunable control of the systems optical properties via external fields. The ability to manipulate optical…

First order coherence measurements of a polariton condensate, reveal a regime where the condensate pseudo-spin precesses persistently within the driving optical pulse. Within a single 20 $\mu$s optical pulse the condensate pseudo-spin…

Mesoscale and Nanoscale Physics · Physics 2020-06-03 Alexis Askitopoulos , Helgi Sigurdsson , Ivan Gnusov , Sergey Alyatkin , Lucy Pickup , Nikolay A. Gippius , Pavlos G. Lagoudakis

We have performed real and momentum space spectroscopy of exciton polariton condensates in a GaAs-based microcavity under non-resonant excitation with an intensity stabilized laser. An effective trapping mechanism is revealed, which is due…