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Related papers: Photon correlations in a two-site non-linear cavit…

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A cross-Kerr interaction produces a phase shift on two modes of light proportional to the number of photons in both modes, and is sometimes called cross-phase modulation. Cross-Kerr nonlinearities have many applications in classical and…

Quantum Physics · Physics 2016-08-22 Daniel J. Brod , Joshua Combes , Julio Gea-Banacloche

We study theoretically two-photon states in a periodic array of coupled cavities with both on-site and nonlocal Kerr-type nonlinearities. In the absence of nonlinearity the structure is topologically trivial and possesses no edge states.…

Mesoscale and Nanoscale Physics · Physics 2017-03-29 Maxim A. Gorlach , Alexander N. Poddubny

Polarization properties of the photons emitted in the two-photon decay of hydrogen-like ions are studied within the framework of the density matrix and second-order perturbation theory. In particular, we derive the polarization correlation…

Atomic Physics · Physics 2011-08-23 Filippo Fratini , Andrey Surzhykov

We study the creation of photons in a one dimensional oscillating cavity with two perfectly conducting moving walls. By means of a conformal transformation we derive a set of generalized Moore's equations whose solution contains the whole…

Quantum Physics · Physics 2009-10-31 Diego A. R. Dalvit , Francisco D. Mazzitelli

We consider an interferometer based on the concept of induced coherence, where two photons that originate in different second-order nonlinear crystals can interfere. We derive a complementarity relationship that links the first-order…

Quantum Physics · Physics 2024-07-23 Gerard J. Machado , Lluc Sendra , Adam Vallés , Juan P. Torres

In the presence of a black hole, light sources connect to observers along multiple paths. As a result, observed brightness fluctuations must be correlated across different times and positions in black hole images. Photons that execute…

General Relativity and Quantum Cosmology · Physics 2023-06-21 Shahar Hadar , Michael D. Johnson , Alexandru Lupsasca , George N. Wong

Two-color second-order correlations of the light scattered near-resonantly by a quantum dot were measured by means of spectrally-filtered coincidence detection. The effects of filter frequency and bandwidth were studied under monochromatic…

Quantum Physics · Physics 2015-05-20 M. Peiris , B. Petrak , K. Konthasinghe , Y. Yu , Z. C. Niu , A. Muller

We study controllable single photon scattering in a one-dimensional waveguide coupling with an additional cavity by second order nonlinear materials in a non-cascading configuration, where the additional cavity is embedded with two-level…

Optics · Physics 2020-07-15 Hongyu Lin , Xiaoqian Wang , Zhihai Yao , Dandan Zou

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

The optical cavity undergoes a quantum phase transition when the strength of a two-photon drive exceeds a critical point (CP), and the great sensitivity of CP in sensing has been recognized. However, these methodologies are customized to…

Quantum Physics · Physics 2025-09-25 Shi-Yu Zeng , Chao-Qun Ai , Xi Cheng , Ming-Wei Yan , Xun-Wei Xu

An extreme yet reconfigurable nonlinear response to a single photon by a photonic system is crucial for realizing a universal two-photon gate, an elementary building block for photonic quantum computing. Yet such a response, characterized…

Quantum Physics · Physics 2024-11-20 Yoad Ordan , Dror Liran , Kirk W. Baldwin , Loren Pfeiffer , Hui Deng , Ronen Rapaport

Coherence and correlations represent two related properties of a compound system. The system can be, for instance, the polarization of a photon, which forms part of a polarization-entangled two-photon state, or the spatial shape of a…

Quantum Physics · Physics 2015-12-01 Jiří Svozilík , Adam Vallés , Jan Peřina , Juan P. Torres

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

Quantum optical systems, like trapped ions, are routinely described by master equations. The purpose of this paper is to introduce a master equation for two-sided optical cavities with spontaneous photon emission. To do so, we use the same…

Quantum Physics · Physics 2015-01-22 Thomas M. Barlow , Robert Bennett , Almut Beige

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

Achieving quantum correlations between two distant systems is a desirable feature for quantum networking. In this work, we study a system composed of two quantum emitter-cavity subsystems spatially separated. A mechanical resonator couples…

Mesoscale and Nanoscale Physics · Physics 2018-11-14 J. E. Ramírez-Muñoz , J. P. Restrepo Cuartas , H. Vinck-Posada

We study the photon statistics of a cavity linearly coupled to an optomechanical system via second order correlation functions. Our calculations show that the cavity can exhibit strong photon antibunching even when optomechanical…

Quantum Physics · Physics 2013-04-22 Xun-Wei Xu , Yuan-Jie Li

The time dependence of the correlations between the photons, emitted from the microcavity with embedded quantum dot under incoherent pumping, is studied theoretically. Analytical expressions for the second-order correlation function g2(t)…

Mesoscale and Nanoscale Physics · Physics 2013-05-13 A. V. Poshakinskiy , A. N. Poddubny

A novel high-throughput second-order-correlation measurement system is developed which records and makes use of all the arrival times of photons detected at both start and stop detectors. This system is suitable particularly for a light…

Instrumentation and Detectors · Physics 2009-11-10 Wonshik Choi , Moonjoo Lee , Ye-Ryoung Lee , Changsoon Park , Jai-Hyung Lee , Kyungwon An , C. Fang-Yen , R. R. Dasari , M. S. Feld

Nonreciprocal devices, allowing to manipulate one-way signals, are crucial to quantum information processing and quantum network. Here we propose a nonlinear cavity-magnon system, consisting of a microwave cavity coupled to one or two…

Quantum Physics · Physics 2024-11-14 Xiao-Hong Fan , Yi-Ning Zhang , Jun-Po Yu , Ming-Yue Liu , Wen-Di He , Hai-Chao Li , Wei Xiong