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Optical resonators have shown outstanding abilities to tailor chemical landscapes through enhanced light-matter interaction between confined optical modes and molecule vibrations. We propose a theoretical model to study cooperative…

Optics · Physics 2024-12-11 Mingxuan Xiao , Wei Wang , Wenjing Liu , Zheng Li , Shui-Jing Tang , Yun-Feng Xiao

We study the elastic response of a stationarily driven system of a cavity field strongly coupled with molecular excitons, taking into account the main dissipation channels due to the finite cavity linewidth and molecular vibrations. We show…

Quantum Physics · Physics 2021-02-24 Kalle S. U. Kansanen , J. Jussi Toppari , Tero T. Heikkilä

We present a microcavity structure with a shifted photonic stop-band to enable efficient non-resonant injection of a polariton condensate with spectrally broad femtosecond pulses. The concept is demonstrated theoretically and confirmed…

Mesoscale and Nanoscale Physics · Physics 2016-05-17 C. Poellmann , U. Leierseder , E. Galopin , A. Lemaître , A. Amo , J. Bloch , R. Huber , J. -M. Ménard

In a recent preprint (arXiv:1401.1128v1) Cilibrizzi and co-workers report experiments and simulations showing the scattering of polaritons against a localised obstacle in a semiconductor microcavity. The authors observe in the linear…

Semiconductor quantum dots in photonic cavities are strongly coupled light-matter systems with prospective applications in optoelectronic devices and quantum information processing. Here we present a theoretical study of the coupled…

Mesoscale and Nanoscale Physics · Physics 2020-06-16 K. Jürgens , F. Lengers , T. Kuhn , D. E. Reiter

Collective strong coupling between a disordered ensemble of $N$ localized molecular vibrations and a resonant optical cavity mode gives rise to 2 polariton and $N-1\gg2$ dark modes. Thus, experimental changes in thermally-activated reaction…

Quantum Physics · Physics 2022-03-14 Matthew Du , Joel Yuen-Zhou

In this paper we develop quantum dynamical methods capable of treating the dynamics of chemically reacting systems in an optical cavity in the vibrationally strong-coupling (VSC) limit at finite temperatures and in the presence of a…

Quantum Physics · Physics 2025-02-11 Lachlan P. Lindoy , Arkajit Mandal , David R. Reichman

Molecular polaritons have gained considerable attention due to their potential to control nanoscale molecular processes by harnessing electromagnetic coherence. Although recent experiments with liquid-phase vibrational polaritons have shown…

Recent experiments showed that the chemical reaction rate is modified, either increased or decreased, by strongly coupling a nuclear vibration mode to the single mode of an optical cavity. Herein we investigate how the rate of an…

Chemical Physics · Physics 2020-05-04 Nguyen Thanh Phuc , Pham Quang Trung , Akihito Ishizaki

We show how to simulate a model of many molecules with both strong coupling to many vibrational modes and collective coupling to a single photon mode. We do this by combining process tensor matrix product operator methods with a mean-field…

Quantum Gases · Physics 2022-10-24 Piper Fowler-Wright , Brendon W. Lovett , Jonathan Keeling

We show that by manipulating quantum interference in a multi-atom cavity QED system, the nonlinear excitation of the cavity-atom polariton can be resonantly enhanced while the linear excitation is suppressed. Under appropriate conditions,…

Optics · Physics 2014-09-30 Guoqing Yang , Zheng Tan , Bichen Zou , Yifu Zhu

Vibrational polaritons form in a planar Fabry-Perot microcavity when a vibrational mode of a layer of molecules is near resonant with an infrared cavity mode. Herein, dispersion relations of vibrational polaritons are studied when the…

Chemical Physics · Physics 2024-06-18 Tao E. Li

Nonlinear interactions between phonon modes govern the behavior of vibrationally highly excited solids and molecules. Here, we demonstrate theoretically that optical cavities can be used to control the redistribution of energy from a highly…

Materials Science · Physics 2021-08-25 Dominik M. Juraschek , Tomáš Neuman , Johannes Flick , Prineha Narang

We study nonlinear interactions in a strongly driven optomechanical cavity, in regimes where the interactions give rise to resonant scattering between optomechanical polaritons and are thus strongly enhanced. We use a Keldysh formulation…

Quantum Physics · Physics 2015-06-30 Marc-Antoine Lemonde , Aashish A. Clerk

In this work we investigate anharmonic vibrational polaritons formed due to strong light-matter interactions in an optical cavity between radiation modes and anharmonic vibrations beyond the long-wavelength limit. We introduce a…

Quantum Physics · Physics 2024-09-13 Dipti Jasrasaria , Arkajit Mandal , David R. Reichman , Timothy C. Berkelbach

The field of vibrational polariton chemistry was firmly established in 2016 when a chemical reaction rate at room temperature was modified within a resonantly tuned infrared cavity without externally driving the system. Despite intense…

Chemical Physics · Physics 2021-07-20 Derek S Wang , Susanne F Yelin

The light force on particles trapped in the field of a high-Q cavity mode depends on the quantum state of field and particle. Different photon numbers generate different optical potentials anddifferent motional states induce different field…

Quantum Physics · Physics 2009-04-17 András Vukics , Wolfgang Niedenzu , Helmut Ritsch

Strong coupling between various kinds of material excitations and optical modes has recently shown potential to modify chemical reaction rates in both excited and ground states. The ground-state modification in chemical reaction rates has…

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 a study of the macroscopic dynamics of a polariton condensate formed by non-resonant optical excitation in a quasi-one-dimensional ring-shaped microcavity. The presence of a gradient in the cavity photon energy creates a…

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