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Related papers: Phonon Signatures in Photon Correlations

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We present measurements of the cross-correlation function of photon pairs at 780 nm and 1367 nm, generated in a hot rubidium vapor cell. The temporal character of the biphoton is determined by the dispersive properties of the medium where…

Quantum Physics · Physics 2015-05-20 R. T. Willis , F. E. Becerra , L. A. Orozco , S. L. Rolston

The coupling between a two-level system and its environment leads to decoherence. Within the context of coherent manipulation of electronic or quasiparticle states in nanostructures, it is crucial to understand the sources of decoherence.…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 P. Roulleau , S. Baer , T. Choi , F. Molitor , J. Güttinger , T. Müller , S. Dröscher , K. Ensslin , T. Ihn

This experiment reports a nontrivial third-order temporal correlation of chaotic-thermal light in which the randomly radiated thermal light is observed to have a 6-times greater chance of being captured by three individual photodetectors…

Quantum Physics · Physics 2009-09-30 Yu Zhou , Jianbin Liu , Yanhua Shih

Two main mechanisms dictate the tunneling process in a double quantum dot: overlap of excited wave functions, effectively described as a tunneling rate, and phonon-assisted tunneling. In this paper, we study different regimes of tunneling…

Quantum Physics · Physics 2020-01-08 Vladimir Vargas-Calderón , Herbert Vinck-Posada

The use of entangled photons in an imaging system can exhibit effects that cannot be mimicked by any other two-photon source, whatever the strength of the correlations between the two photons. We consider a two-photon imaging system in…

Quantum Physics · Physics 2009-11-07 Ayman F. Abouraddy , Bahaa E. A. Saleh , Alexander V. Sergienko , Malvin C. Teich

We propose an alternative formulation of the sensor method presented in [Phys. Rev. Lett 109, 183601 (2012)] for the calculation of frequency-filtered and time-resolved photon correlations. Our approach is based on an algebraic expansion of…

Quantum Physics · Physics 2018-12-26 David I. H. Holdaway , Valentina Notararigo , Alexandra Olaya-Castro

We investigate the effects of a low frequency (acoustic) phonon bath on the dynamics of a quantum dot modelled as a cascade three-level system. We show that the phonon bath appears to the upper transition of the cascade system as a…

Quantum Physics · Physics 2014-08-27 Hui Huang , Gao-xiang Li , Wen-ju Gu , Zbigniew Ficek

We investigate the scattering processes of two photons in a one-dimensional waveguide coupled to two giant atoms. By adjusting the accumulated phase shifts between the coupling points, we are able to effectively manipulate the…

Quantum Physics · Physics 2024-03-01 Wenju Gu , Lei Chen , Zhen Yi , Sujing Liu , Gao-xiang Li

The steady-state quantum dynamics of three dipole-dipole coupled two-level emitters, fixed at the vertices of an equilateral triangle, and interacting via the environmental thermostat is investigated. We have analytically obtained the…

Quantum Physics · Physics 2026-02-23 Arthur Rotari , Mihai A. Macovei

We report photon correlation measurements that allow us to observe unique signatures of biexcitons in a single self-assembled InAs quantum dot. Photon correlation measurements of biexciton emission exhibit both bunching and antibunching…

Condensed Matter · Physics 2009-11-07 A. Kiraz , S. Falth , C. Becher , B. Gayral , W. V. Schoenfeld , P. M. Petroff , Lidong Zhang , E. Hu , A. Imamoglu

We study coherent phonon transport through organic, \pi-conjugated molecules. Using first principles calculations and Green's function methods, we find that the phonon transmission function in cross-conjugated molecules, like meta-connected…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Troels Markussen

Quantum information science is driving progress in a vast number of scientific and technological areas that cover molecular spectroscopy and matter-light interactions in general. In these fields, the ability to generate quantum…

Quantum Physics · Physics 2023-03-02 M Wittkop , Juan M. Marmolejo-Tejada , Martín A. Mosquera

We experimentally demonstrate a method to control the relative amount of quantum and classical energy correlations between two photons from a pair emitted by spontaneous parametric downconversion. Decoherence in the energy basis is achieved…

Quantum Physics · Physics 2017-11-29 Stefan Lerch , André Stefanov

We investigate the intensity correlation properties of single photons emitted from an optically excited single semiconductor quantum dot. The second order temporal coherence function of the photons emitted at various wavelengths is measured…

Strongly Correlated Electrons · Physics 2009-11-07 D. V. Regelman , U. Mizrahi , D. Gershoni , E. Ehrenfreund , W. V. Schoenfeld , P. M. Petroff

It has been claimed that ``the use of entangled photons in an imaging system can exhibit effects that cannot be mimicked by any other two-photon source, whatever strength of the correlations between the two photons'' [A. F. Abouraddy, B. E.…

Quantum Physics · Physics 2007-05-23 Gunnar Bjork , Jonas Soderholm , Luis L. Sanchez-Soto

We study the effect of system-bath coupling strength on quantum thermal transport through the interface of two weakly coupled anharmonic molecular chains using quantum self-consistent phonon approach. The heat current shows a resonant to…

Statistical Mechanics · Physics 2018-05-30 Dahai He , Juzar Thingna , Jianshu Cao

We study the interplay between strong electron-electron and electron-phonon interactions within a two-orbital molecule coupled to metallic leads, taking into account Holstein-like coupling of a local phonon mode to the molecular charge as…

Strongly Correlated Electrons · Physics 2013-04-26 G. I. Luiz , E. Vernek , L. Deng , K. Ingersent , E. V. Anda

We investigate the influence of vibrational phonon modes on the entanglement through a quantum dot molecule under the bias voltage-driven field. The molecular quantum dot system can be realized by coupled quantum dots in the middle of the…

Quantum Physics · Physics 2020-01-06 Elaheh Afsaneh , Malek Bagheri Harouni

The statistics photons in the resonance fluorescence of a qubit excited by microwave and radio-frequency (RF) fields have been studied. It has been established that the coherent dissipative dynamics of the qubit with allowance for…

Mesoscale and Nanoscale Physics · Physics 2018-09-13 A. P. Saiko , R. Fedaruk , S. A. Markevich

Using second-order perturbation theory in the light-matter interaction, we derive an analytical approximation for the vibronic populations of a diatomic system excited by ultrabroadband frequency entangled photons and evaluate the…

Quantum Physics · Physics 2025-08-12 C. D. Rodriguez-Camargo , H. O. Gestsson , C. Nation , A. R. Jones , A. Olaya-Castro