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In this manuscript, we investigate the enhancement of the transfer of quantum correlations from squeezed light to movable mirrors within an optomechanical system. This enhancement was achieved via the injection of squeezed light in the…

Quantum Physics · Physics 2023-11-06 Noura Chabar , M'bark Amghar , Mohamed Amazioug , Mostafa Nassik

We analyse a novel squeezing and entangling mechanism which is due to correlated Stokes and anti-Stokes photon forward scattering in a multi-level atom vapour. Following the proposal we present an experimental demonstration of 3.5 dB pulsed…

Quantum Physics · Physics 2010-12-30 W. Wasilewski , T. Fernholz , K. Jensen , L. S. Madsen , H. Krauter , C. Muschik , E. S. Polzik

By coherently combining advantages while largely avoiding limitations of two mainstream platforms, optical hybrid entanglement involving both discrete and continuous variables has recently garnered widespread attention and emerged as a…

Quantum Physics · Physics 2025-01-23 Jianming Wen , Irina Novikova , Chen Qian , Chuanwei Zhang , Shengwang Du

We perform an analysis of the optomechanical entanglement between the experimentally detectable output field of an optical cavity and a vibrating cavity end-mirror. We show that by a proper choice of the readout (mainly by a proper choice…

Quantum Physics · Physics 2009-11-13 C. Genes , A. Mari , P. Tombesi , D. Vitali

Quantum teleportation is a fundamental ingredient for quantum information science and technology. In particular, the ability to perform quantum teleportation between quantum systems of different natures and encoding types is crucial for…

Quantum Physics · Physics 2024-06-28 Di Wang , Lei Xie , Jinfeng Liu , Yiling Song , Wei Xiong , Mingfeng Wang

We investigate the squeezing for a movable mirror in the dissipative optomechanics in which the oscillating mirror modulates both the resonance frequency and the linewidth of the cavity mode. Via feeding a much weaker broadband squeezed…

Quantum Physics · Physics 2013-08-09 Wen-ju Gu , Gao-xiang Li , Ya-ping Yang

We theoretically investigate the possibility to generate non-classical states of optical and mechanical modes of optical cavities, distant from each other. A setup comprised of two identical cavities, each with one fixed and one movable…

Quantum Physics · Physics 2013-05-30 Chaitanya Joshi , Jonas Larson , Mats Jonson , Erika Andersson , Patrik Ohberg

Hybrid quantum systems have been developed with various mechanical, optical and microwave harmonic oscillators. The coupling produces a rich library of interactions including two mode squeezing, swapping interactions, back-action evasion…

Optical cavities with moving mirrors provide a versatile platform for exploring radiation-matter interactions and optically mediated mechanical effects, whose control has wide technological implications. However, capturing the coupled…

Each natural mode of the electromagnetic field within a parabolic mirror exhibits spatial localization and polarization properties that can be exploited for the quantum control of its interaction with atomic systems. The region of…

Quantum Physics · Physics 2020-09-22 R. Gutierrez-Jauregui , R. Jauregui

The ability to engineer entangled states that involve macroscopic objects is of particular importance for a wide variety of quantum-enabled technologies, ranging from quantum information processing to quantum sensing. Here we propose how to…

Quantum Physics · Physics 2024-08-07 Ya-Feng Jiao , Yun-Lan Zuo , Yan Wang , Wangjun Lu , Jie-Qiao Liao , Le-Man Kuang , Hui Jing

We study the entanglement evolution of a quantum optical vortex state propagating through coupled lossless waveguides. We consider states generated by coupling two squeezed modes using a sequence of beam splitters and also by subtracting…

Quantum Physics · Physics 2016-09-21 Anindya Banerji , Ravindra Pratap Singh , Dhruba Banerjee , Abir Bandyopadhyay

Quantum properties are soon subject to decoherence once the quantum system interacts with the classical environment. In this paper we experimentally test how propagation losses, in a Gaussian channel, affect the bi-partite Gaussian…

Quantum Physics · Physics 2012-10-09 D. Buono , G. Nocerino , A. Porzio , S. Solimeno

We quantify the stationary correlations between the optical mode and the relative mechanical mode of a ring cavity composed of a fixed mirror and two movable ones in a triangular design. The bipartite covariance matrix, is used to evaluate…

Quantum Physics · Physics 2023-07-19 Oumayma El Bir , Morad El Baz

Using the generalized Langevin equations involving the stress tensor approach, we study the dynamics of a perfectly reflecting mirror which is exposed to the electromagnetic radiation pressure by a laser beam in a fluid at finite…

General Relativity and Quantum Cosmology · Physics 2015-06-25 Chun-Hsien Wu , Da-Shin Lee

We propose a scheme for generating remote continuous steady-state entanglement of output light leaked from optomechanical system, in which two mechanical oscillators are coupled through long-range Coulomb interaction. we show that the…

Quantum Physics · Physics 2014-02-27 ChunNian Ren , JianQi Zhang , Libo Chen , YongJian Gu

We investigate the separability, nonlocality and squeezing of continuous-variable analogue of the Werner state: a mixture of pure two-mode squeezed vacuum state with local thermal radiations. Utilizing this Werner state, coherent-state…

Quantum Physics · Physics 2016-09-08 Ladislav Mista , Radim Filip , Jaromir Fiurasek

With the recent development of optomechanics, the vibration in solids, involving collective motion of trillions of atoms, gradually enters into the realm of quantum control. Built on the recent remarkable progress in optical control of…

Quantum Physics · Physics 2016-07-20 P. -Y. Hou , Y. -Y. Huang , X. -X. Yuan , X. -Y. Chang , C. Zu , L. He , L. -M. Duan

One of the main milestones in the study of opto- and electro-mechanical systems is to certify entanglement between a mechanical resonator and an optical or microwave mode of a cavity field. In this work, we show how a suitable time-periodic…

Quantum Physics · Physics 2015-06-03 A. Mari , J. Eisert

We study entanglement of the motional degrees of freedom of two tethered and optically trapped microdisks inside a single cavity. By properly choosing the position of the trapped objects in the optical cavity and driving proper modes of the…

Quantum Physics · Physics 2015-02-18 Mehdi Abdi , Michael J. Hartmann
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