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We investigate the exciton complexes photoluminescence, dynamics and photon statistics in the concurrent strong weak coupling regime in our unique site controlled singular inverted pyramidal InGaAs/GaAs quantum dots photonic crystal…

Mesoscale and Nanoscale Physics · Physics 2023-12-05 Jiahui Huang , Wei Liu , Murat Can Sarihan , Xiang Cheng , Alessio Miranda , Benjamin Dwir , Alok Rudra , Eli Kapon , Chee Wei Wong

We study theoretically the photon statistics of the field emitted from two optically coupled semiconductor microcavities each containing a quantum well. The emission is determined by the interplay between exciton-photon coupling in each…

Mesoscale and Nanoscale Physics · Physics 2018-08-15 Shahnoor Ali , Aranya B Bhattacherjee

Cavity-polaritons in semiconductor microstructures have emerged as a promising system for exploring nonequilibrium dynamics of many-body systems. Key advances in this field, including the observation of polariton condensation,…

Mesoscale and Nanoscale Physics · Physics 2019-04-05 Aymeric Delteil , Thomas Fink , Anne Schade , Sven Höfling , Christian Schneider , Ataç Imamoğlu

We have developed a microcavity single-photon source based on a single quantum dot within a planar cavity in which wet-oxidation of a high-aluminium content layer provides lateral confinement of both the photonic mode and the injection…

Other Condensed Matter · Physics 2009-11-13 D. J. P. Ellis , A. J. Bennett , A. J. Shields , P. Atkinson , D. A. Ritchie

Cooperative effects such as super(sub)radiance in quantum systems arise from the interplay among quantum emitters. While bright superradiant states have been extensively studied and yielded significant insights into cooperative phenomena,…

We show that two-photon transport can be modulated by a two-level emitter coupled to a cavity in a one-dimensional waveguide. In the ordinary case, the transmitted light has a wider frequency spectrum than the situation without the cavity…

Quantum Physics · Physics 2015-05-28 Zhongling Ji , Shaoyan Gao

A major challenge in generating single photons with a single emitter is to excite the emitter while avoiding laser leakage into the collection path. Ideally, any scheme to suppress this leakage should not result in a loss in efficiency of…

We present a detailed theoretical analysis of a weakly driven multimode optomechanical system, in which two optical modes are strongly and near-resonantly coupled to a single mechanical mode via a three-wave mixing interaction. We calculate…

Quantum Physics · Physics 2013-04-12 P. Kómár , S. D. Bennett , K. Stannigel , S. J. M. Habraken , P. Rabl , P. Zoller , M. D. Lukin

A picosecond acoustic pulse can be used to control the lasing emission from semiconductor nanostructures by shifting their electronic transitions. When the active medium, here an ensemble of (In,Ga)As quantum dots, is shifted into or out of…

We show that photon number measurement can be used to detect superfluidity for a two-band Bose-Hubbard model coupled to a cavity field. The atom-photon coupling induces transitions between the two internal atomic levels and results in…

Quantum Gases · Physics 2013-12-16 Sara Rajaram , Nandini Trivedi

We propose and analyze a scheme for photon trapping in an optical resonator coupled with two-level atoms. We show that when the cavity is excited by two identical light fields from two ends of the cavity respectively, the output light from…

Optics · Physics 2015-08-19 G. S. Agarwal , Yifu Zhu

We demonstrate scattering of laser light from two InAs quantum dots coupled to a photonic crystal waveguide, which is achieved by strain-tuning the optical transitions of the dots into mutual resonance. By performing measurements of the…

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

For a semiconductor quantum dot strongly coupled to a microcavity, we theoretically investigate phonon-assisted transitions from the exciton to a cavity photon, where the energy mismatch is compensated by phonon emission or absorption. By…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Ulrich Hohenester

Switching of a single photon interacting with two {\Lambda}-type three-level quantum dots embedded in cavities coupled to one-dimensional waveguide is investigated theoretically via the real-space approach. We demonstrated that switching of…

Optics · Physics 2015-07-24 Nam-Chol Kim , Myong-Chol Ko

We investigate the coupling between an ensemble of individual emitters and multiple photons in a high-$Q$ cavity at the mesoscopic excitation level. The master equation theory is used to calculate the emission spectrum of the cavity QED…

Mesoscale and Nanoscale Physics · Physics 2025-01-14 Chenjiang Qian , Viviana Villafañe , Pedro Soubelet , Andreas V. Stier , Jonathan J. Finley

We show that the two-photon transition rates of quantum dots coupled to nanocavities are enhanced by up to 8 orders of magnitude relative to quantum dots in bulk host. We then propose how to take advantage of this enhancement to implement…

Quantum Physics · Physics 2009-07-02 Ziliang Lin , Jelena Vuckovic

We propose a scheme to realize strong photon antibunching with lower photon nonlinearity in a photonic molecule consisting of two photonic cavities, one of which contains a quantum dot (QD). This strong photon antibunching is attributed to…

Quantum Physics · Physics 2019-11-04 Xiang Cheng , Han Ye , Zhongyuan Yu

We study photon emission by an ensemble of two-level systems, with strong inhomogeneous broadening and coupled to a cavity mode whose frequency has linear time-dependence. The analysis shows that, regardless the distribution of energy level…

Mesoscale and Nanoscale Physics · Physics 2019-09-25 C. Sun , V. Y. Chernyak , A. Piryatinski , N. A. Sinitsyn

We study a voltage biased InAs double quantum dot (DQD) that is coupled to a superconducting transmission line resonator. Inelastic tunneling in the DQD is mediated by electron phonon coupling and coupling to the cavity mode. We show that…

Mesoscale and Nanoscale Physics · Physics 2014-07-29 Y. -Y. Liu , K. D. Petersson , J. Stehlik , J. M. Taylor , J. R. Petta