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Related papers: Coupling and Decoupling of Polaritonic States in M…

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We consider theoretically the optomechanical interaction of several mechanical modes with a single quantized cavity field mode for linear and quadratic coupling. We focus specifically on situations where the optical dissipation is the…

Quantum Physics · Physics 2014-10-24 H. Seok , L. F. Buchmann , S. Singh , P. Meystre

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…

We present multi-mode deep-strong coupling in a multi-quantum well (N=166) heterostructure. The heterostructure itself acts as a Fabry-Perot cavity, for which the even cavity modes strongly couple to the cyclotron resonance to form Landau…

Plasmonic cavities can be used to control the atom-photon coupling process at the nanoscale, since they provide ultrahigh density of optical states in an exceptionally small mode volume. Here we demonstrate strong coupling between molecular…

Plasmonic nanocavities enable access to the quantum properties of matter, but are often simplified to single mode models despite their complex multimode structure. Here, we show that off-resonant plasmonic modes in fact play a crucial role…

Quantum Physics · Physics 2024-11-13 Angus Crookes , Ben Yuen , Angela Demetriadou

We study the unconventional topological phases of polaritons inside a cavity waveguide, demonstrating how strong light-matter coupling leads to a breakdown of the bulk-edge correspondence. Namely, we observe an ostensibly topologically…

Mesoscale and Nanoscale Physics · Physics 2019-11-22 C. A. Downing , T. J. Sturges , G. Weick , M. Stobińska , L. Martín Moreno

Recent experiments and theory demonstrate that the the ground state properties and chemical reactivity of molecules can be modified inside an optical cavity. The vibrational strong or ultrastrong coupling results in the formation of…

Chemical Physics · Physics 2022-12-01 Qi Yu

Molecular complexes are held together via a variety of bonds, but they all share the common feature that their individual entities are in contact. In this work, we introduce and demonstrate the concept of a \textit{molecular optical bond},…

Mesoscale and Nanoscale Physics · Physics 2025-01-03 Jahangir Nobakht , André Pscherer , Jan Renger , Stephan Götzinger , Vahid Sandoghdar

In this work, we present a field-theoretic model of strongly coupled photonic molecules composed of interacting dielectric cavities in a closed, perfect-electric-conductor domain. Within this setting, we treat the resulting inter-mode…

Optics · Physics 2025-12-17 Kevin C. Smith , Austin G. Nixon , David J. Masiello

We study quantum dynamics of many-qubit systems strongly coupled to a quantized electromagnetic cavity field in the presence of decoherence and dissipation for both fermions and cavity photons, and taking into account the varying coupling…

Quantum Physics · Physics 2023-02-08 Mikhail Tokman , Alex Behne , Brandon Torres , Maria Erukhimova , Yongrui Wang , Alexey Belyanin

Building hybrid quantum systems is a crucial step for realizing multifunctional quantum technologies, quantum information processing, and hybrid quantum networks. A functional hybrid quantum system requires strong coupling among its…

Quantum Physics · Physics 2025-07-02 Rui-Chang Shen , Jie Li , Yi-Ming Sun , Wei-Jiang Wu , Xuan Zuo , Yi-Pu Wang , Shi-Yao Zhu , J. Q. You

Multi-normal-mode splitting peaks are experimentally observed in a system with Doppler-broadened two-level atoms inside a relatively long optical cavity. In this system, the atoms-cavity interaction can reach the ``superstrong coupling"…

Quantum Physics · Physics 2015-05-13 Xudong Yu , Dezhi Xiong , Haixia Chen , Pengjun Wang , Min Xiao , Jing Zhang

The entanglement of atomic system consists of two atoms interacts with a deformed cavity mode is quantified by the means of Bloch vectors and the cross dyadic of the travelling state inside the cavity. For large value of the deformation the…

Quantum Physics · Physics 2011-07-12 Nasser Metwally

Optical nonlinearities - how light-matter interactions are influenced by previous interactions with photons, are key resources in the contemporary photonics toolbox, relevant to quantum gate operations and all-optical switches. Optical…

A methodology for forming a qubit state is essential for quantum applications of room temperature polaritons. While polarization degree of freedom is expected as a possible means for this purpose, the coupling of linearly polarized…

Materials Science · Physics 2023-05-12 Yuta Moriyama , Takaya Inukai , Tsukasa Hirao , Yusuke Ueda , Shun Takahashi , Kenichi Yamashita

Polaritons are compositional light-matter quasiparticles that arise as a result of strong coupling between a vacuum field of a resonant optical cavity and electronic excitations in quantum emitters. Reaching such a regime is often hard, as…

Confined electromagnetic modes strongly couple to collective excitations in ensembles of quantum emitters, producing light-matter hybrid states known as polaritons. Under such conditions, the discrete multilevel spectrum of molecular…

Quantum Physics · Physics 2022-06-01 Jorge A. Campos-Gonzalez-Angulo , Joel Yuen-Zhou

We consider photons strongly coupled to the excitonic excitations of a coupled quantum well, in the presence of an electric field. We show how under a field increase, the hybrid polariton made of photon coupled to hybrid carriers lying in…

Mesoscale and Nanoscale Physics · Physics 2022-01-11 Aurélia Chenu , Shiue-Yuan Shiau , Ching-Hang Chien , Monique Combescot

We use the polarized Fock states to describe the coupled molecule-cavity hybrid system in quantum electrodynamics. The molecular permanent dipoles polarize the photon field by displacing its vector potential, leading to non-orthogonality…

Quantum Physics · Physics 2020-05-04 Arkajit Mandal , Sebastian Montillo Vega , Pengfei Huo

In vibrational strong coupling (VSC), molecular vibrations strongly interact with the modes of an optical cavity to form hybrid light-matter states known as vibrational polaritons. Experiments show that the kinetics of thermally activated…

Quantum Physics · Physics 2021-05-04 Matthew Du , Jorge A. Campos-Gonzalez-Angulo , Joel Yuen-Zhou