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The dynamics of a vibronic system in a lossy two-mode cavity is studied, with the first mode being resonant to the electronic transition and the second one being nearly resonant due to Raman transitions. We derive analytical solutions for…

Quantum Physics · Physics 2011-06-13 P. Grünwald , S. K. Singh , W. Vogel

In a network of interacting quantum systems achieving fast coherent energy transfer is a challenging task. While quantum systems are susceptible to a wide range of environmental factors, in many physical settings their interactions with…

Quantum Physics · Physics 2014-05-09 James Lim , Mark Tame , Ki Hyuk Yee , Joong-Sung Lee , Jinhyoung Lee

QED-model for multichain coupled qubit system, proposed in \cite{Part1}, was confirmed by Raman scattering studies of carbon zigzag-shaped nanotubes, produced by high energy ion beam modification of natural diamond single crystals. New…

Quantum Physics · Physics 2011-03-08 Dmitry Yearchuck , Alla Dovlatova

The experimental realization of strong light-matter coupling with molecules initiated the rapidly evolving field of molecular polaritonics. Most studies focus on how exciton polaritons, which combine electronic excitations with confined…

Chemical Physics · Physics 2025-09-10 Lucas Borges , Thomas Schnappinger , Markus Kowalewski

Semiconductor microcavities in the strong-coupling regime exhibit an energy scale in the THz frequency range, which is fixed by the Rabi splitting between the upper and lower exciton-polariton states. While this range can be tuned by…

Quantum Gases · Physics 2017-09-27 Katharina Rojan , Yoan Leger , Giovanna Morigi , Maxime Richard , Anna Minguzzi

It is well known that in the quantum Rabi model, a three-photon resonance occurs when the cavity field bare frequency is about 1/3 of the atomic transition frequency. In this manuscript, we show that the resonance can also be generated in…

Quantum Physics · Physics 2024-11-07 Ke-Xiong Yan , Yuan Qiu , Yang Xiao , Ye-Hong Chen , Yan Xia

We treat resonant Raman scattering via the multiphonon exciton transitions in cylindrical quantum dots with a parabolic confinement in the lateral direction and with a finite rectangular interface-barrier confinement in the axial direction.…

Mesoscale and Nanoscale Physics · Physics 2012-05-09 S. N. Klimin , V. M. Fomin , J. T. Devreese , J. -P. Leburton

The theoretical community has found interest in the ability of a two-level atom to generate a strong many-body interaction with light under pulsed excitation. Single-photon generation is the most well-known effect, where a short Gaussian…

It is proved on the example of electron spin resonance (ESR) studies of anthracites, that by strong electron-photon and electron-phonon interactions the formation of the coherent system of the resonance phonons takes place. The acoustic…

Quantum Physics · Physics 2015-01-29 Dmitri Yerchuck , Vyacheslav Stelmakh , Yauhen Yerchak , Alla Dovlatova

A strong electromagnetic field interacting with an electron system generates both the Rabi oscillations and the Stark splitting of the electron density. Changing of the electron density gives rise to nonadiabatic effects due to existence of…

Mesoscale and Nanoscale Physics · Physics 2018-02-14 Andrei Ivanov

The collective dynamics of two non-interacting two-level emitters, which are coupled to a structured wave guide that supports two-photon bound states, is investigated. Tuning the energy of the two emitters such that they are in resonance…

Quantum Gases · Physics 2023-01-25 J. Talukdar , D. Blume

We have studied the Fano resonance in photon-assisted transport in a quantum dot and calculated both the coherent current and spectral density of shot noise. It is predicted, for the first time, that the shape of Fano profile will also…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Zhongshui Ma , Yu Zhu , Xin-Qi Li , Tsung-han Lin , Zhao-Bin Su

The dynamics of arbitrary-order quantum correlations in a cavity magnon-polariton system are investigated based on the quantum master equation in the coherent state representation. The phenomena of Rabi-like oscillation and level repulsion…

Quantum Physics · Physics 2021-10-25 Guogan Zhao , Yong Wang , X. -F. Qian

The theory of exciton coupling to photons and LO phonons in quantum dots (QDs) and quantum-dot molecules (QDMs) is presented. Resonant-round trips of the exciton between the ground (bright) and excited (dark or bright) states mediated by…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Kuan-Ming Hung

We study electronic transport in diatomic molecules connected to metallic contacts in the regime where both electron-electron and electron-phonon interactions are important. We find that the competition between these interactions results in…

Strongly Correlated Electrons · Physics 2009-11-11 E. Vernek , E. V. Anda , S. E. Ulloa , N. Sandler

Semiconductor quantum dots are a versatile source of single photons with tunable properties to be used in quantum-cryptographic applications. A crucial figure of merit of the emitted photons is photon number coherence (PNC), which impacts…

Mesoscale and Nanoscale Physics · Physics 2025-01-13 Paul C. A. Hagen , Mathieu Bozzio , Moritz Cygorek , Doris E. Reiter , Vollrath M. Axt

We show that the excitation probability of a state within a manifold of levels undergoes Rabi oscillations with frequency determined by the energy difference between the states and not by the pulse area for sufficiently strong pulses. The…

Quantum Physics · Physics 2018-04-04 B. Y. Chang , I. R. Sola , Vladimir S. Malinovsky

The robustness of an atomic fountain interferometer with respect to variations in the initial velocity of the atoms and deviations from the optimal pulse amplitude is examined. We numerically simulate the dynamics of an interferometer in…

Quantum Physics · Physics 2023-02-13 Michael H. Goerz , Mark A. Kasevich , Vladimir S. Malinovsky

Cold atoms can adsorb to a surface with the emission of a single phonon when the binding energy is sufficiently small. The effects of phonon damping and adsorbent size on the adsorption rate in this quantum regime are studied using the…

Quantum Physics · Physics 2025-12-29 Dennis P. Clougherty

Analysis of an exactly soluble model of phonons coupled to a carrier in a quantum dot provides a clear illustration of a phonon bottleneck to relaxation. The introduction of three-phonon interactions leads to a broad window for relaxation…

Condensed Matter · Physics 2007-05-23 S. A. Levetas , M. J. Godfrey , P. Dawson