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We examine the contributions of various couplings in general ZZH and gammaZH interactions arising from new physics to the Higgs production process e+e- --> HZ, followed by the decay of the Z into a charged-lepton pair. We take into account…

High Energy Physics - Phenomenology · Physics 2010-12-09 Saurabh D. Rindani , Pankaj Sharma

We investigate the long-wavelength dispersion of longitudinal and transverse optical phonon modes in polar two-dimensional materials, multilayers, and their heterostructures. Using analytical models and density-functional perturbation…

Materials Science · Physics 2017-08-02 Thibault Sohier , Marco Gibertini , Matteo Calandra , Francesco Mauri , Nicola Marzari

We demonstrate strong coupling between molecular excited states and surface plasmon modes of a slit array in a thin metal film. The coupling manifests itself as an anti-crossing behavior of the two newly formed polaritons. As the coupling…

Mesoscale and Nanoscale Physics · Physics 2012-08-17 Adi Salomon , Robert J. Gordon , Yehiam Prior , Tamar Seideman , Maxim Sukharev

We formulate a full quantum mechanical theory of the interaction between electromagnetic modes in photonic crystal slabs and quantum well excitons embedded in the photonic structure. We apply the formalism to a high index dielectric layer…

Soft Condensed Matter · Physics 2009-11-10 D. Gerace , M. Agio , L. C. Andreani

Polaritons are quasiparticles arising from the strong coupling of electromagnetic waves in cavities and dipolar oscillations in a material medium. In this framework, localized surface plasmon in metallic nanoparticles defining optical…

Collective electronic excitations "excitons" in planar optical lattices exhibit strong modifications of the radiative damping rate and directional emission pattern as compared to a single excited atom. Excitons for long wave numbers and…

Quantum Physics · Physics 2011-06-27 Hashem Zoubi , Helmut Ritsch

The interaction of light with solids gives rise to new bosonic quasiparticles, with the exciton being---undoubtedly---the most famous of these polaritons. While excitons are the generic polaritons of semiconductors, we show that for…

Strongly Correlated Electrons · Physics 2020-02-04 Anna Kauch , Petra Pudleiner , Katharina Astleithner , Patrik Thunström , Tin Ribic , Karsten Held

Microcavity polaritons are bosonic light-matter particles that can emit coherent radiation without electronic population inversion via bosonic scattering. This phenomenon, known as polariton lasing, strongly depends on the polaritons'…

Optics · Physics 2021-02-09 U. Czopak , M. Prilmüller , C. Schneider , S. Höfling , G. Weihs

Quantum fluids of light are realized in semiconductor microcavities by exciton-polaritons, solid-state quasi-particles with a light mass and sizeable interactions. Here, we use the microscopic analogue of oceanographic techniques to measure…

Recent advancements in optical, terahertz, and microwave systems have unveiled non-transverse optical toroidal pulses characterized by skyrmionic topologies, fractal-like singularities, space-time nonseparability, and anapole-exciting…

Optics · Physics 2024-05-16 Ren Wang , Ding-Tao Yang , Tao Xin , Shuai Shi , Bing-Zhong Wang , Yijie Shen

We revisited the intersubband polaritonics - the branch of mesoscopic physics having a huge potential for optoelectronic applications in the infrared and terahertz domains - and found that, contrary to the general opinion, the Coulomb…

Materials Science · Physics 2013-03-05 Oleksandr Kyriienko , Ivan A. Shelykh

We discuss the excitation of polaritons---strongly-coupled states of light and matter---by quantum light, instead of the usual laser or thermal excitation. As one illustration of the new horizons thus opened, we introduce Mollow…

Mesoscale and Nanoscale Physics · Physics 2015-11-06 J. C. López Carreño , C. Sánchez Muñoz , D. Sanvitto , E. del Valle , F. P. Laussy

The propagation of light in strongly coupled atomic media takes place through the formation of polaritons - hybrid quasi-particles resulting from a superposition of an atomic and a photonic excitation. Here we consider the propagation under…

Quantum Gases · Physics 2020-09-30 Johannes Lang , Darrick E. Chang , Francesco Piazza

Interaction of dipolar polaritons can be efficiently tuned by means of a shape resonance in their excitonic component. Provided the resonance width is large, a squeezed population of strongly interacting polaritons may persist on the…

Quantum Gases · Physics 2020-04-01 Sergueï V. Andreev

Under the influence of the material environment, electromagnetic fields in the near-field regime exhibit quite different nature from those in the far-field free space. A coupled state of an electromagnetic field with an electric or magnetic…

Optics · Physics 2015-05-20 E. O. Kamenetskii , R. Joffe , R. Shavit

The concept of local polaritons is used to describe optical properties of mixed crystals in the frequency region of their {\it restrahlen} band. It is shown that this concept allows for a physically transparent explanation of the presence…

Disordered Systems and Neural Networks · Physics 2009-10-31 Lev I. Deych , Alexey Yamilov , Alexander A. Lisyansky

Collective (elementary) excitations of quantum bosonic condensates, including condensates of exciton polaritons in semiconductor microcavities, are a sensitive probe of interparticle interactions. In anisotropic microcavities with…

Molecular polaritons are hybrid states of photonic and molecular character that form when molecules strongly interact with light. Strong coupling tunes energy levels and importantly, can modify molecular properties (e.g. photoreaction…

Chemical Physics · Physics 2023-02-14 Francesca Fassioli , Kyu Hyung Park , Sarah E. Bard , Gregory D. Scholes

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…

Motivated by the dramatic success of realizing cavity exciton-polariton condensation in experiment we consider the formation of polaritons from cavity photons and the amplitude or Higgs mode of a superconductor. Enabled by the recently…

Superconductivity · Physics 2020-02-19 Zachary M. Raines , Andrew A. Allocca , Mohammad Hafezi , Victor M. Galitski