Articles with "coupling regime" as a keyword



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The weak to strong coupling regime in high-Tc superconductors

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Published in 2021 at "Journal of Physics and Chemistry of Solids"

DOI: 10.1016/j.jpcs.2021.110273

Abstract: Abstract The microscopic theory, has been established by considering a Hamiltonian, comprises the contribution of electron, contribution due to phonons, linear coupling between electron and phonons, anharmonicities and defects, successfully explains the spectacular behavior of… read more here.

Keywords: high superconductors; strong coupling; weak strong; coupling regime ... See more keywords
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Intermolecular Energy Transfer in Real Time.

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Published in 2018 at "Journal of chemical theory and computation"

DOI: 10.1021/acs.jctc.8b00540

Abstract: Resonance energy transfer (RET) is a complex phenomenon where energy is transferred between two nonequivalent molecules. In the Förster picture, that applies to the weak coupling regime, RET occurs from the energy donor molecule in… read more here.

Keywords: energy transfer; relaxation; energy; time ... See more keywords

Signatures of Strong Coupling on Nanoparticles: Revealing Absorption Anticrossing by Tuning the Dielectric Environment

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Published in 2017 at "ACS Photonics"

DOI: 10.1021/acsphotonics.7b00113

Abstract: In the strong coupling regime, exciton and plasmon excitations are hybridized into combined system excitations. The correct identification of the coupling regime in these systems is currently debated, from both experimental and theoretical perspectives. In… read more here.

Keywords: absorption; signatures strong; coupling nanoparticles; nanoparticles revealing ... See more keywords

Emission of single photons in the weak coupling regime of the Jaynes Cummings model

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Published in 2020 at "Scientific Reports"

DOI: 10.1038/s41598-020-72945-0

Abstract: A recently proposed variant of an unconventional photon blockade scheme is studied for a single emitter weakly coupled to a resonator mode. By controlling two weak coherent fields driving the emitter and the resonator mode,… read more here.

Keywords: emission single; photons weak; weak coupling; regime jaynes ... See more keywords

Amplified quantum battery via dynamical modulation

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-99291-3

Abstract: We investigate the charging dynamics of a frequency-modulated quantum battery (QB) placed within a dissipative cavity environment. Our study focuses on the interaction of such a battery under both weak and strong coupling regimes, employing… read more here.

Keywords: battery; quantum battery; coupling regime; modulation ... See more keywords

Suppressing the degeneration of quantum resources through coupling auxiliary qubits

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Published in 2024 at "Physica Scripta"

DOI: 10.1088/1402-4896/ad3303

Abstract: The nonlocal advantage of quantum coherence (NAQC), quantum coherence (QC), and quantum entanglement are promising quantum resources to achieve various quantum information tasks. However, the decoherence of quantum resource is detrimental to the implementation of… read more here.

Keywords: coupling regime; auxiliary qubits; quantum; quantum resources ... See more keywords

Probing higher-order transitions through scattering of microwave photons in the ultrastrong-coupling regime of circuit QED

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Published in 2018 at "Physical Review A"

DOI: 10.1103/physreva.98.043803

Abstract: Higher-order transitions can occur in the ultrastrong-coupling regime of circuit QED through virtual processes governed by the counter-rotating interactions. We propose a feasible way to probe higher-order transitions through the scattering of propagating microwave photons… read more here.

Keywords: order transitions; ultrastrong coupling; higher order; regime circuit ... See more keywords

Measurement back action and spin noise spectroscopy in a charged cavity QED device in the strong coupling regime

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Published in 2017 at "Physical Review B"

DOI: 10.1103/physrevb.96.165308

Abstract: We study theoretically the spin-induced and photon-induced fluctuations of optical signals from a singly-charged quantum dot-microcavity structure. We identify the respective contributions of the photon-polariton interactions, in the strong light-matter coupling regime, and of the… read more here.

Keywords: back action; noise spectroscopy; spin; spin noise ... See more keywords
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Quantum magnetomechanics: Towards the ultrastrong coupling regime

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Published in 2018 at "Physical Review B"

DOI: 10.1103/physrevb.97.024109

Abstract: In this paper we investigate a hybrid quantum system comprising a mechanical oscillator coupled via magnetic induced electromotive force to an LC resonator. We derive the Lagrangian and Hamiltonian for this system and find that… read more here.

Keywords: towards ultrastrong; quantum; ultrastrong coupling; magnetomechanics towards ... See more keywords

Waveguide Quantum Optomechanics: Parity-Time Phase Transitions in Ultrastrong Coupling Regime.

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Published in 2020 at "Physical review letters"

DOI: 10.1103/physrevlett.125.183601

Abstract: We develop a rigorous theoretical framework for interaction-induced phenomena in the waveguide quantum electrodynamics (QED) driven by mechanical oscillations of the qubits. Specifically, we predict that the simplest setup of two qubits, harmonically trapped over… read more here.

Keywords: waveguide quantum; parity time; ultrastrong coupling; waveguide ... See more keywords
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Optically induced crossover from weak to strong coupling regime between surface plasmon polaritons and photochromic molecules.

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Published in 2020 at "Optics express"

DOI: 10.1364/oe.400359

Abstract: We demonstrate optically induced crossover from a weak to a strong coupling regime in a single photonic system consisting of propagating surface plasmon polaritons (SPPs) on a planar silver film and ultraviolet (UV)-switchable photochromic molecules.… read more here.

Keywords: optically induced; induced crossover; strong coupling; regime ... See more keywords