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We investigate theoretically the balance of the static magnetic and the dynamical photon forces in the electron transport through a quantum dot in a photon cavity with a single photon mode. The quantum dot system is connected to external…

Mesoscale and Nanoscale Physics · Physics 2016-08-03 Nzar Rauf Abdullah , Chi-Shung Tang , Andrei Manolescu , Vidar Gudmundsson

We consider an array of coupled cavities with staggered inter-cavity couplings, where each cavity mode interacts with an atom. In contrast to large-size arrays with uniform-hopping rates where the atomic dynamics is known to be frozen in…

Quantum Physics · Physics 2011-04-07 Francesco Ciccarello

We investigate the photon statistics of light transmitted from a driven optical cavity containing one or two atoms interacting with a single mode of the cavity field. We treat arbitrary driving fields with emphasis on departure from…

Quantum Physics · Physics 2009-10-31 J. P. Clemens , P. R. Rice

Between mirrors, the density of electromagnetic modes differs from the one in free space. This changes the radiation properties of an atom as well as the light forces acting on an atom. It has profound consequences in the strong-coupling…

Quantum Physics · Physics 2007-10-04 T. Puppe , I. Schuster , P. Maunz , K. Murr , P. W. H. Pinkse , G. Rempe

In this manuscript, we explore the feasibility of achieving many-body localization in the context of cavity quantum electrodynamics at strong coupling. Working with a spinless electronic Hubbard chain sitting coupled to a single-mode…

Mesoscale and Nanoscale Physics · Physics 2023-07-20 Rong-Chun Ge , Saeed Rahmanian Koshkaki , Michael H. Kolodrubetz

Taking nonlinear effect into account, we study theoretically the transmission properties of photons in a one-dimensional coupled cavities, the cavity located at the center of the cavity array is coupled to a two-level system. By the…

Quantum Physics · Physics 2009-06-11 H. D. Liu , W. Wang , X. X. Yi

We study spontaneous emission in an atomic ladder system, with both transitions coupled near-resonantly to the edge of a photonic band gap continuum. The problem is solved through a recently developed technique and leads to the formation of…

Quantum Physics · Physics 2007-05-23 Georgios M. Nikolopoulos , P. Lambropoulos

We investigate theoretically quantum effects of a cavity-atom system in which the upper two levels of a cascade-type three-level atom interact with a cavity field mode in the ultrastrong coupling regime. By exploiting the virtual photons…

Quantum Physics · Physics 2014-03-19 Jin-Feng Huang , C. K. Law

An in-depth theoretical study is carried out to examine the quasi-deterministic entanglement of two atoms inside a leaky cavity. Two $\Lambda$-type three-level atoms, initially in their ground states, may become maximally entangled through…

Quantum Physics · Physics 2009-11-10 T. W. Chen , C. K. Law , P. T. Leung

Electromagnetically induced transparency and coherent population trapping were observed in a hot (1000 K) calcium vapor embedded into an electrical gas discharge. Unexpectedly large transparencies (of up to 70%) were observed under very…

We propose an approach to analyze the dissipation properties of coupled cavity arrays. Employing a kind of quasi-boson, it is shown that the coupling to a bath renormalizes the localized mode and the interaction between cavities. By virtue…

Quantum Physics · Physics 2010-06-24 ke liu , Lei Tan

Atomic array coupled to a one-dimensional nanophotonic waveguide allows photon-mediated dipole-dipole interactions and nonreciprocal decay channels, which hosts many intriguing quantum phenomena owing to its distinctive and emergent quantum…

Quantum Physics · Physics 2024-03-26 I Gusti Ngurah Yudi Handayana , Chun-Chi Wu , Sumit Goswami , Ying-Cheng Chen , H. H. Jen

We present a detailed analysis of the dynamics of photon transport in waveguiding systems in the presence of a two-level system. In these systems, quantum interference effects generate a strong effective optical nonlinearity on the…

Mesoscale and Nanoscale Physics · Physics 2010-01-20 Paolo Longo , Peter Schmitteckert , Kurt Busch

The dynamics of the interaction between an atom of three levels interacting with a quantized field of two modes in a cavity is studied within the rotating wave approximation, by taking into account experimental values of the accessible…

Quantum Physics · Physics 2025-02-25 A. del Rio-Lima , F. J. Poveda-Cuevas , O. Castaños

We consider N identical two-level atoms coupled to an optical cavity, which is coherently driven by an external field. In the limit of small atomic excitation, the reflection and transmission coefficients for both fields and intensities are…

Quantum Physics · Physics 2012-01-31 Brian Julsgaard , Klaus Mølmer

We give a theoretical treatment of single atom detection in an compound, optical micro cavity. The cavity consists of a single mode semiconductor waveguide with a gap to allow atoms to interact with the optical field in the cavity. Optical…

We present a fully electronic analogue of coherent population trapping in quantum optics, based on destructive interference of single-electron tunneling between three quantum dots. A large bias voltage plays the role of the laser…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 B. Michaelis , C. Emary , C. W. J. Beenakker

We theoretically investigate the problem of localization control of few-photon states in driven-dissipative parity-symmetric photonic molecules. We show that a quantum feedback loop can utilize the information of the spontaneously-emitted…

Quantum Physics · Physics 2018-07-04 C D B Bentley , A Celestino , A M Yacomotti , R El-Ganainy , A Eisfeld

We show that long-distance steady-state quantum correlations (entanglement) between pairs of cavity-atom systems in an array of lossy and driven coupled resonators can be established and controlled. The maximal of entanglement for any pair…

Quantum Physics · Physics 2015-03-19 Li Dai , Dimitris G. Angelakis , Leong Chuan Kwek , S. Mancini

Signatures of photon localization are observed in a constellation of transport phenomena which reflect the transition from diffusive to localized waves. The dimensionless conductance, g, and the ratio of the typical spectral width and…

Disordered Systems and Neural Networks · Physics 2009-11-11 A. Z. Genack , A. A. Chabanov