English
Related papers

Related papers: Exciton-Exciton and Exciton-Photon Annihilation in…

200 papers

Understanding the radiative decay of exciton-polaritons is essential for achieving long-lived polaritons - a key prerequisite for enhancing nonlinear and quantum polaritonic effects. However, conventional wisdom - the coupled oscillator…

Optics · Physics 2025-09-01 Jiaxun Song , Li He , Bo Zhen

Excitons spread through diffusion and interact through exciton-exciton annihilation. Nanophotonics can counteract the resulting decrease in light emission. However, conventional enhancement treats emitters as immobile and noninteracting.…

Exciton-polariton solitons are strongly nonlinear quasiparticles composed of coupled exciton-photon states due to the interaction of light with matter. In semiconductor microcavity systems such as semiconductor micro and nanowires,…

Mesoscale and Nanoscale Physics · Physics 2021-07-14 E. Nji Nde Aboringong , I. Ngek Ndifon , Alain M. Dikandé

Exciton-polaritons in semiconductor microcavities have advanced to become a model system for studying dynamical Bose-Einstein condensation, macroscopic coherence, many-body effects, nonclassical states of light and matter, and possibly…

Quantum Gases · Physics 2017-03-21 C. Schneider , K. Winkler , M. D. Fraser , M. Kamp , Y. Yamamoto , E. A. Ostrovskaya , S. Hoefling

Exciton-polaritons are mixed light-matter quasiparticles. We have developed a statistical model describing stochastic exciton-photon transitions within a condensate of exciton polaritons. We show that the exciton-photon correlator depends…

Mesoscale and Nanoscale Physics · Physics 2018-07-10 A. V. Kavokin , A. S. Sheremet , I. A. Shelykh , P. G. Lagoudakis , Y. G. Rubo

Strong coupling between excitons and confined modes of light presents a promising pathway to tunable and enhanced energy transport in organic materials. By forming hybrid light-matter quasiparticles, exciton-polaritons, electronic…

Chemical Physics · Physics 2024-11-01 Niclas Krupp , Gerrit Groenhof , Oriol Vendrell

Large exciton-polariton optical nonlinearities present a key mechanism for photonics-based communication, ultimately in the quantum regime. Enhanced nonlinear response from various materials hosting excitons and allowing for their strong…

Mesoscale and Nanoscale Physics · Physics 2024-08-05 Anna M. Grudinina , Nina S. Voronova

We present a fully microscopic approach to the transition rate of two exciton-photon polaritons. The non-trivial consequences of the polariton composite nature -- here treated exactly through a development of our composite-exciton many-body…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 M. Combescot , M. -A. Dupertuis , O. Betbeder-Matibet

Exciton-polaritons are hybrid elementary excitations of light and matter that, thanks to their nonlinear properties, enable a plethora of physical phenomena ranging from room temperature condensation to superfluidity. While polaritons are…

Mesoscale and Nanoscale Physics · Physics 2022-03-23 Davide Nigro , Vincenzo D'Ambrosio , Daniele Sanvitto , Dario Gerace

Exciton-polaritons (EPs) are part-light part-matter quasiparticles that combine large exciton-mediated nonlinearities with long-range coherence, ideal for energy harvesting and nonlinear optics. Optimizing EPs for these applications is…

Optics · Physics 2025-12-05 Yongseok Hong , Ding Xu , Milan Delor

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

Exciton-exciton annihilation is a ubiquitous nonlinear dynamical phenomenon in materials hosting Frenkel excitons, that has been employed to probe exciton diffusion processes in conjugated polymeric materials. In this work, we investigate…

Semiconductors in all dimensionalities ranging from 0D quantum dots and molecules to 3D bulk crystals support bound electron-hole pair quasiparticles termed as excitons. Over the past two decades, the emergence of a variety of…

Materials Science · Physics 2021-08-03 Surendra B. Anantharaman , Kiyoung Jo , Deep Jariwala

In recent years it has become clear that the transport of excitons and charge carriers in molecular systems can be enhanced by coherent coupling with photons, giving rise to the formation of hybrid excitations known as polaritons. Such…

Materials Science · Physics 2023-01-19 M. Balasubrahmaniyam , Arie Simkovich , Adina Golombek , Guy Ankonina , Tal Schwartz

Exciton polaritons are hybrid particles of excitons (bound electron-hole pairs) and cavity photons, which are renowned for displaying Bose Einstein condensation and other coherent phenomena at elevated temperatures. However, their formation…

Mesoscale and Nanoscale Physics · Physics 2024-08-29 Kenneth Choo , Olivier Bleu , Jesper Levinsen , Meera M. Parish

We investigate the microscopic description of exciton-polaritons that involves electrons, holes and photons within a two-dimensional microcavity. We show that in order to recover the simplified exciton-photon model that is typically used to…

Quantum Gases · Physics 2021-09-06 Jesper Levinsen , Guangyao Li , Meera M. Parish

Strong light-matter coupling to form exciton- and vibropolaritons is increasingly touted as a powerful tool to alter the fundamental properties of organic materials. It is proposed that these states and their facile tunability can be used…

Exciton-polaritons in semiconductors are quasi-particles which have recently shown the capability to undergo phase transition into a coherent hybrid state of light and matter. The observation of such quasi-particles in organic microcavities…

Exciton-polaritons are quasiparticles with mixed photon and exciton character that demonstrate rich quantum phenomena, novel optoelectronic devices and the potential to modify chemical properties of materials. Organic semiconductors are of…

Polaritons, formed as a result of strong hybridization of matter with light, are promising for important applications including organic solar cells, optical logic gates, and qubits. Owing to large binding energies of Frenkel excitons…

‹ Prev 1 2 3 10 Next ›