English
Related papers

Related papers: Effective cavity pumping from weakly coupled quant…

200 papers

We discuss the topical and fundamental problem of strong-coupling between a quantum dot an the single mode of a microcavity. We report seminal quantitative descriptions of experimental data, both in the linear and in the nonlinear regimes,…

Mesoscale and Nanoscale Physics · Physics 2010-07-12 F. P. Laussy , E. del Valle , A. Gonzalez-Tudela , E. Cancellieri , D. Sanvitto , C. Tejedor

I investigate the dynamics and power spectrum of two coupled qubits (two-level systems) under incoherent continuous pump and dissipation. New regimes of strong coupling are identified, that are due to additional paths of coherence flow in…

Mesoscale and Nanoscale Physics · Physics 2010-05-25 Elena del Valle

We present a semiconductor master equation technique to study the input/output characteristics of coherent photon transport in a semiconductor waveguide-cavity system containing a single quantum dot. We use this approach to investigate the…

Quantum Physics · Physics 2013-05-31 S. Hughes , C. Roy

We study dynamics of the interaction between two weak light beams mediated by a strongly coupled quantum dot-photonic crystal cavity system. First, we perform all optical switching of a weak continuous-wave signal with a pulsed control…

Quantum Physics · Physics 2012-03-06 Dirk Englund , Arka Majumdar , Michal Bajcsy , Andrei Faraon , Pierre Petroff , Jelena vuckovic

We demonstrate that the process of evaporative cooling, as associated with the cooling of atomic gases, can also be employed to condense a system of photons giving rise to coherent properties of the light. The system we study consists of…

Other Condensed Matter · Physics 2008-07-10 B. T. Seaman , M. J. Holland

We observe antibunching in the photons emitted from a strongly-coupled single quantum dot and pillar microcavity in resonance. When the quantum dot was spectrally detuned from the cavity mode, the cavity emission remained antibunched, and…

We demonstrate non-perturbative coupling between a single self-assembled InGaAs quantum dot and an external fiber-mirror based microcavity. Our results extend the previous realizations of tunable microcavities while ensuring spatial and…

Mesoscale and Nanoscale Physics · Physics 2013-04-09 J. Miguel-Sanchez , A. Reinhard , E. Togan , T. Volz , A. Imamoglu , B. Besga , J. Reichel , J. Esteve

A quantum dot strongly coupled to a photonic crystal has been recently proposed as a source of entangled photon pairs [R. Johne et al., Phys. Rev. Lett. 100, 240404 (2008)]. The biexction decay via intermediate polariton states can be used…

Quantum Physics · Physics 2015-05-13 Robert Johne , Nikolay A. Gippius , Guillaume Malpuech

We present experimental results showing phonon-mediated coupling between two quantum dots embedded inside a photonic crystal microcavity. With only one of the dots being spectrally close to the cavity, we observe both frequency…

Mesoscale and Nanoscale Physics · Physics 2012-06-14 Arka Majumdar , Michal Bajcsy , Armand Rundquist , Erik Kim , Jelena Vuckovic

The generation of photons in a microcavity coupled to a laser-driven quantum dot interacting with longitudinal acoustic (LA) phonons is studied in the regime of simultaneously strong driving and strong dot-cavity coupling. The stationary…

Mesoscale and Nanoscale Physics · Physics 2017-11-29 Moritz Cygorek , Andreas M. Barth , Florian Ungar , Alexei Vagov , Vollrath Martin Axt

A theory of non-linear emission of quantum dot ensembles coupled to the optical mode of the microcavity is presented. Numerical results are compared with analytical approaches. The effects of exciton-exciton interaction within the quantum…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 A. N. Poddubny , M. M. Glazov , N. S. Averkiev

We report a study of the quantum dot emission in short photonic crystal waveguides. We observe that the quantum dot photoluminescence intensity and decay rate are strongly enhanced when the emission energy is in resonance with Fabry-Perot…

The spontaneous emission of photons from optical cavities and from trapped atoms has been studied extensively in the framework of quantum optics. Theoretical predictions based on the rotating wave approximation (RWA) are in general in very…

Other Condensed Matter · Physics 2014-11-20 Andreas Kurcz , Antonio Capolupo , Almut Beige , Emilio Del Giudice , Giuseppe Vitiello

Thermal or chaotic light sources emit radiation characterized by a slightly enhanced probability of emitting photons in bunches, described by a zero-delay second-order correlation function $g^{(2)}(0) = 2$. Here we explore…

Quantum Physics · Physics 2013-04-18 Alessandro Ridolfo , Salvatore Savasta , Michael J. Hartmann

We consider a beam of two-level randomly excited atoms that pass one-by-one through a one-mode cavity. We show that in the case of an ideal cavity, i.e. no leaking of photons from the cavity, the pumping by the beam leads to an unlimited…

Mathematical Physics · Physics 2014-03-27 Bruno Nachtergaele , Anna Vershynina , Valentin A. Zagrebnov

We show that strongly correlated photon transport can be observed in waveguides containing optically dense ensembles of emitters. Remarkably, this occurs even for weak coupling efficiencies. Specifically, we compute the photon transport…

In a recent work [T. C. H. Liew and V. Savona, Phys. Rev. Lett. {\bf104}, 183601 (2010)] it was numerically shown that in a photonic 'molecule' consisting of two coupled cavities, near-resonant coherent excitation could give rise to strong…

Quantum Physics · Physics 2011-03-09 Motoaki Bamba , Atac Imamoglu , Iacopo Carusotto , Cristiano Ciuti

Revealing the quantum regime of photovoltaics is crucial to enhancing the internal quantum efficiency of a double quantum dots (DQDs) photocell housed in a cavity. In this study, the performance of a quantum photovoltaic is evaluated based…

Mesoscale and Nanoscale Physics · Physics 2024-02-22 Sheng-Qiang Zhong , Shun-Cai Zhao , Sheng-Nan Zhu

In this note we present some results concerning photon blockade and antibunching in a system consisting of a quantum dot embedded in a microcavity. We give analytic conditions for resonant and non-resonant photon blockade, valid for small…

Mesoscale and Nanoscale Physics · Physics 2016-06-15 Paolo Schwendimann , Antonio Quattropani

In the previous paper [M. Tsang, Phys. Rev. A 81, 063837 (2010), e-print arXiv:1003.0116], I proposed a quantum model of a cavity electro-optic modulator, which can coherently couple an optical cavity mode to a microwave resonator mode and…

Quantum Physics · Physics 2011-10-28 Mankei Tsang