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Related papers: Disorder-Induced Strongly Correlated Photons in Wa…

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We introduce a theory to describe disorder-induced scattering in photonic crystal waveguides, specifically addressing the influence of local field effects and scattering within high-index-contrast perturbations. Local field effects are…

Mesoscale and Nanoscale Physics · Physics 2012-01-13 M Patterson , S. Hughes

We study the possibility of using guided photons to generate, control, and measure the entanglement of two qubits that is mediated by a one-dimensional waveguide. We show how entanglement can be generated both with single photon and with…

Quantum Physics · Physics 2014-05-01 C. Gonzalez-Ballestero , Esteban Moreno , F. J. Garcia-Vidal

We study the dynamics of a single-photon pulse travelling through a linear qubit chain coupled to continuum modes in a one-dimensional (1D) photonic waveguide. We derive a time-dependent dynamical theory for qubit amplitudes and for…

Quantum Physics · Physics 2024-02-08 Ya. S. Greenberg , O. A. Chuikin , A. A. Shtygashev , A. G. Moiseev

We explore photon coincidence counting statistics in the ultrastrong-coupling regime where the atom-cavity coupling rate becomes comparable to the cavity resonance frequency. In this regime usual normal order correlation functions fail to…

Quantum Physics · Physics 2015-06-05 Alessandro Ridolfo , Martin Leib , Salvatore Savasta , Michael J. Hartmann

We suggest a scheme to probe critical phenomena at a quantum phase transition (QPT) using the quantum correlation of two photonic modes simultaneously coupled to a critical system. As an experimentally accessible physical implementation, a…

Quantum Physics · Physics 2009-12-30 Qing Ai , Ying-Dan Wang , Guilu Long , C. P. Sun

We study a waveguide QED system with a rectangular waveguide and a two-level system (TLS) inside, where the transverse modes TMmn define the quantum channels of guided photons. It is discovered that the loss of photons in the TM11 channel…

Quantum Physics · Physics 2014-06-18 Qiong Li , Lan Zhou , C. P. Sun

We use exact diagonalization techniques to study the interplay between strong correlations, superconductivity, and disorder in a model system. We study an extension of the t-J model by adding an infinite-range d-wave superconductivity…

Strongly Correlated Electrons · Physics 2009-02-06 Marcos Rigol , B. Sriram Shastry , Stephan Haas

We propose a simple circuit quantum electrodynamics (QED) experiment to test the generation of entanglement between two superconducting qubits. Instead of the usual cavity QED picture, we study qubits which are coupled to an open…

Quantum Physics · Physics 2014-11-20 C. Sabin , J. J. Garcia-Ripoll , E. Solano , J. Leon

In quantum mechanics, photons are bosons -- there is no restriction on the number of them that occupy the same quantum state, so many of them can bunch together, and this is well known as photon bunching effect. However, photon bunching and…

Quantum Physics · Physics 2021-05-18 Dianwen Zhang

We demonstrate the effect of introducing controlled disorder in self-assembled three-dimensional photonic crystals. Disorders are induced through controlling the self-assembling process using an electrolyte of specific concentrations.…

Optics · Physics 2015-05-30 Rajesh V. Nair , B. N. Jagatap

Disordered superconductors offer new impedance regimes for quantum circuits, enable a pathway to protected qubits, and can improve superconducting detectors due to their high kinetic inductance and sheet resistance. The performance of these…

Diffuse scattering of light from disordered assemblies is traditionally viewed as an uncontrollable broadband scattering background resulting in whitish hues. Here, we demonstrate that correlated disorder enables precise engineering of…

We study the transport of few-photon states in an open disordered nonlinear photonic lattice. More specifically, we consider a waveguide quantum electrodynamics (QED) setup where photons are scattered from a chain of nonlinear resonators…

Quantum Physics · Physics 2019-03-27 Tian Feng See , V. M. Bastidas , Jirawat Tangpanitanon , Dimitris G. Angelakis

The second order correlation function is traditionally used to characterize the photon statistics and to distinguish between classical and quantum states of light. In this article we study a simple setup offering the possibility to generate…

Quantum Physics · Physics 2020-08-10 Rajiv Boddeda , Quentin Glorieux , Alberto Bramati , Simon Pigeon

We investigate theoretically the nonlinear dynamics induced by an intense pump field in a disordered planar microcavity. Through a self-consistent theory, we show how the generation of quantum optical noise squeezing is affected by the…

Other Condensed Matter · Physics 2010-06-07 Motoaki Bamba , Simon Pigeon , Cristiano Ciuti

Photon blockade is a dynamical quantum-nonlinear effect that occurs in driven systems with an anharmonic excitation ladder. For a single atom strongly coupled to an optical cavity, we show that driving the atom gives a decisively larger…

Quantum Physics · Physics 2017-04-05 Christoph Hamsen , Karl Nicolas Tolazzi , Tatjana Wilk , Gerhard Rempe

We investigate a hybrid electro-optomechanical system that allows us to obtain controllable strong Kerr nonlinearities in the weak-coupling regime. We show that when the controllable electromechanical subsystem is close to its quantum…

Quantum Physics · Physics 2013-10-25 Xin-You Lü , Wei-Min Zhang , Sahel Ashhab , Ying Wu , Franco Nori

We introduce and study the properties of an array of QED cavities coupled by nonlinear elements, in the presence of photon leakage and driven by a coherent source. The nonlinear couplings lead to photon hopping and to nearest-neighbor Kerr…

Quantum Physics · Physics 2014-10-16 Jiasen Jin , Davide Rossini , Rosario Fazio , Martin Leib , Michael J. Hartmann

The interplay between order and disorder in photonic lattices opens up a wide range of novel optical scattering mechanisms, resonances, and applications that can be obscured by typical ordered design approaches to photonics. Striking…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 J. P. Vasco , S. Hughes

Quantum wave mixing on a single superconducting qubit produces a hierarchy of coherent side peaks associated with elastic multiphoton scattering pathways. In a cascaded source--probe geometry these pathways become sensitive to the photon…

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