English
Related papers

Related papers: Strong coupling and the C=O vibrational bond

200 papers

We report on a robust method to achieve strong coupling between a superconducting flux qubit and a high-quality quarter-wavelength coplanar waveguide resonator. We demonstrate the progression from the strong to ultrastrong coupling regime…

The combination of low mass density, high frequency, and high quality-factor of mechanical resonators made of two-dimensional crystals such as graphene make them attractive for applications in force sensing/mass sensing, and exploring the…

Mesoscale and Nanoscale Physics · Physics 2015-04-01 V. Singh , S. J. Bosman , B. H. Schneider , Y. M. Blanter , A. Castellanos-Gomez , G. A. Steele

We study the interaction of a two-level atom with a single-mode nonlinear electromagnetic resonator, considering coupling strengths ranging from zero to the so-called deep strong coupling regime. When the qubit-resonator coupling is very…

Quantum Physics · Physics 2022-07-20 Fabio Mauceri , Alberto Mercurio , Salvatore Savasta , Omar Di Stefano

A comprehensive study of the frequency dependence of the photon-magnon coupling for different magnetic samples is made possible with a tuneable 3D--printed re--entrant cavity. Strong coupling is achieved, with values ranging between 20--140…

Applied Physics · Physics 2020-08-28 Jeremy Bourhill , Vincent Castel , Alexandre Manchec , Gwendal Cochet

We observe vacuum Rabi splitting in a lossy nearly confocal cavity indicating the strong coupling regime, despite a weak single-atom single-mode coupling. Strong collective interaction manifests itself in the typical $\sqrt{N}$-dependence…

Quantum Gases · Physics 2011-11-30 A. Wickenbrock , P. Phoonthong , F. Renzoni

We experimentally resolve the dispersion of multiple vibro-polariton modes issued from the strong coupling of different vibrational bands of the methylene group (CH2) in a 2.56$\mu$m thick polyethylene film with the confined modes of a…

Several years ago, it was shown that strong coupling between an electronic transition in organic molecules and a resonant photonic structure can modify the electronic landscape of the molecules and affect their chemical behavior. Since…

We present a rigorous photonic mode model to describe the strong coupling between a monolayer of $\rm MoSe_2$ and a single gold nanoparticle. The onset of strong coupling is quantified by computing the three-dimensional hybrid quasinormal…

We calculate the optomechanical coupling strength for a multi-membrane in a cavity system. The optimal configuration for an array of $N$ membranes placed near the center of a cavity is identified. This results in a coupling strength much…

Quantum Physics · Physics 2020-03-25 David C. Newsom , Fernando Luna , Vitaly Fedoseev , Wolfgang Löffler , Dirk Bouwmeester

We have achieved a significant experimental Rabi-splitting (3.4 meV) for confined polaritons in a planar semiconductor $\lambda$ microcavity for only a single quantum well (SQW) of GaAs (10 nm) placed at the antinode. The Rabi-splitting…

Mesoscale and Nanoscale Physics · Physics 2014-07-10 E. A. Cotta , P. M. S. Roma

Periodically structured materials can sustain both optical and mechanical excitations which are tailored by the geometry. Here we analyze the properties of dispersively coupled planar photonic and phononic crystals: optomechanical crystals.…

The strong interaction of individual quantum emitters with resonant cavities is of fundamental interest for understanding light matter interactions. Plasmonic cavities hold the promise of attaining the strong coupling regime even under…

Optics · Physics 2016-06-28 Kotni Santhosh , Ora Bitton , Lev Chuntonov , Gilad Haran

In this paper we study cavity optomechanical systems in which the position of a mechanical oscillator modulates both the resonance frequency (dispersive coupling) and the linewidth (dissipative coupling) of a cavity mode. Using a quantum…

Quantum Physics · Physics 2013-05-21 Talitha Weiss , Christoph Bruder , Andreas Nunnenkamp

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

Optomechanical systems show great potential as quantum transducers and information storage devices for use in future hybrid quantum networks and offer novel strategies for quantum state preparation to explore macroscopic quantum phenomena.…

In this paper, we propose a theoretical scheme to detect the emitter-resonator coupling strength in the ultra-strong coupling regime in the quantum Rabi model via introducing an auxiliary resonator. We demonstrate the total system as a…

Quantum Physics · Physics 2018-10-10 Xinyun Cui , Zhihai Wang , Yong Li

Ultra strong coupling is studied in a modulation-doped parabolic potential well coupled to an inductance-capacitance resonant circuit. In this system, in accordance to Kohn's theorem, strong reduction of the energy level separation caused…

Mesoscale and Nanoscale Physics · Physics 2012-03-07 Markus Geiser , Fabrizio Castellano , Giacomo Scalari , Mattias Beck , Laurent Nevou , Jérôme Faist

Here, we report the observation of strong coupling between magnons and surface acoustic wave (SAW) phonons in a thin CoFeB film constructed in an on-chip SAW resonator by analyzing SAW phonon dispersion anticrossings. Our device design…

Strong coupling enables a diverse set of applications that include optical memories, non-magnetic isolators, photonic state manipulation, and signal processing. To date, strong coupling in integrated platforms has been realized using…

We experimentally determine the coupling strength between two strongly coupled nanomechanical modes using a Ramsey-inspired technique optimized for signals as short as four fringes. The method is applied to precisely probe the change of the…

Quantum Physics · Physics 2026-01-21 Anh Tuan Le , Avishek Chowdhury , Hugo Ribeiro , Eva M. Weig