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Related papers: Electrically controlled waveguide polariton laser

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We describe an experimental system that allows one to easily access the dispersion curve of exciton-polaritons in a microcavity. Our approach is based on two spatial light modulators (SLM), one for changing the excitation angles (momenta),…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 P. Mai , B. Pressl , M. Sassermann , Z. Vörös , G. Weihs , C. Schneider , A. Löffler , S. Höfling , A. Forchel

We present a time-resolved study of energy relaxation and trapping dynamics of polariton condensates in a semiconductor microcavity ridge. The combination of two non-resonant, pulsed laser sources in a GaAs ridge-shaped microcavity gives…

Mesoscale and Nanoscale Physics · Physics 2013-11-13 C. Antón , T. C . H. Liew , G. Tosi , M. D. Martín , T. Gao , Z. Hatzopoulos , P. S. Eldridge , P. G. Savvidis , L. Viña

Polaritons are compositional light-matter quasiparticles that have recently enabled remarkable breakthroughs in quantum and nonlinear optics, as well as in material science. Despite the enormous progress, however, a direct nanometer-scale…

Exciton polaritons are inherently tunable systems with adjustable potential landscape. In this work we show that exciton polariton condensates can be selectively localized in a fixed optically induced periodic lattice with uniform potential…

Deeply subwavelength lasers (or nanolasers) are highly demanded for compact on-chip bioimaging and sensing at the nanoscale. One of the main obstacles for the development of single-particle nanolasers with all three dimensions shorter than…

By harnessing the unique properties of bilayer graphene, we present a flexible platform for achieving electrically tunable exciton polaritons within a microcavity. Using a semiclassical approach, we solve Maxwell's equations within the…

Mesoscale and Nanoscale Physics · Physics 2025-02-11 V. G. M. Duarte , P. Ninhos , C. Tserkezis , N. Asger Mortensen , N. M. R. Peres , A. J. Chaves

Exciton-polariton III-V semiconductor microcavities provide a robust platform for emulating complex Hamiltonians, enabling topological photonics and quantum simulation for advanced photonic functionalities. Here, we introduce two novel…

The exploitation of the strong light-matter coupling regime and exciton-polariton condensates has emerged as a compelling approach to introduce strong interactions and nonlinearities into numerous photonic applications, ranging from…

Multi-particle correlations of exciton-polaritons and reservoir-excitons in the strong light-matter coupling regime dictate the quantum dynamics of optical microcavities. In this letter, we examine the many-body exciton-polariton dynamics…

Two dimensional semiconductors provide an ideal platform for exploration of linear exciton and polariton physics, primarily due to large exciton binding energy and strong light-matter coupling. These features, however, generically imply…

Mesoscale and Nanoscale Physics · Physics 2020-04-22 Li Bing Tan , Ovidiu Cotlet , Andrea Bergschneider , Richard Schmidt , Patrick Back , Yuya Shimazaki , Martin Kroner , Atac Imamoglu

Integrated circuits of photonic components are the goal of applied polaritonics. Here, we propose a compact clock generator based on an exciton-polariton micropillar, providing optical signal with modulation frequency up to 100 GHz. This…

Mesoscale and Nanoscale Physics · Physics 2020-03-25 C. Leblanc , G. Malpuech , D. D. Solnyshkov

We study the nonequilibrium exciton-polariton condensation in 1D to 0D and 1D to 2D junctions by means of non-resonant spectroscopy. The shape of our potential landscape allows to probe the resonant transmission of a propagating condensate…

Mesoscale and Nanoscale Physics · Physics 2017-05-24 K. Winkler , H. Flayac , S. Klembt , A. Schade , D. Nevinskiy , M. Kamp , C. Schneider , S. Höfling

Exciton-polariton modes arising from interaction between bound excitons in monolayer thin semiconductor sheets and photons in a Fabry-Perot microcavity are considered theoretically. We calculate the dispersion curves, mode lifetimes, Rabi…

Mesoscale and Nanoscale Physics · Physics 2015-12-30 Mikhail I. Vasilevskiy , Darío G. Santiago-Pérez , Carlos Trallero-Giner , Nuno M. R. Peres , Alexey Kavokin

We demonstrate deterministic control of the nearest and next-nearest neighbor coupling in the unit cell of a square lattice of microcavity exciton-polariton condensates. We tune the coupling in a continuous and reversible manner by…

Mesoscale and Nanoscale Physics · Physics 2020-05-27 Sergey Alyatkin , Julian D. Töpfer , Alexis Askitopoulos , Helgi Sigurdsson , Pavlos G. Lagoudakis

A general model for the dynamics of arrays of coupled, spin-polarised lasers is derived, which is shown to reduce to both the spin flip model in a single cavity and the coupled mode model for a pair of guides in the appropriate limit. The…

Optics · Physics 2021-03-23 MP Vaughan , H Susanto , ID Henning , MJ Adams

Kagome lattices supporting Dirac cone and flatband dispersions are well known as a highly frustrated, two-dimensional lattice system. Particularly the flatbands therein are attracting continuous interest based on their link to topological…

Semiconductor microcavities offer a unique system to investigate the physics of weakly interacting bosons. Their elementary excitations, polaritons--a mixture of excitons and photons--behave, in the low density limit, as bosons that can…

Exciton polaritons, arising from the interaction of electronic transitions with confined electromagnetic fields, have emerged as a powerful tool to manipulate the properties of organic materials. However, standard experimental and…

Solid state cavity quantum electrodynamics is a rapidly advancing field which explores the frontiers of light-matter coupling. Plasmonic approaches are of particular interest in this field, since they carry the potential to squeeze optical…

We apply the fermion commutation technique for composite bosons to polariton-polariton scattering in semiconductor planar microcavities. Derivations are presented in a simple and physically transparent fashion. A procedure of…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 M. M. Glazov , H. Ouerdane , L. Pilozzi , G. Malpuech , A. V. Kavokin , A. D'Andrea