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Related papers: Steady state entanglement between hybrid light-mat…

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In this paper, we investigate the possibility of entanglement swapping between two distinct qubits coupled to their own (in general) non-Markovian environments. This is done via Bell state measurement performing on the photons leaving the…

Quantum Physics · Physics 2016-08-31 Alireza Nourmandipour , M. K. Tavassoly

We studied the effects arising from a coherent source of photons on the entanglement between excitons in a strained graphene monolayer. The graphene layer was considered to be embedded in an imperfect optical microcavity. In our…

Mesoscale and Nanoscale Physics · Physics 2024-05-28 Gabriel P. Martins , Oleg Berman , Godfrey Gumbs , Yurii E. Lozovik

We have proposed a simple scheme to entangle two distant qutrits trapped in separate optical cavities. The quantum information of each qutrit is skillfully encoded on the degenerate ground states of a pair of atoms, hence the entanglement…

Quantum Physics · Physics 2009-11-13 Chang-shui Yu , X. X. Yi , He-shan Song , D. Mei

Using two different criteria for continuous variable systems we demonstrated that pump and probe beams became quantum correlated in a situation of Electromagnetically Induced Transparency in a sample of Rb atoms. Our result combines two…

Quantum Physics · Physics 2007-05-23 C. L. Garrido Alzar , M. Franca Santos , P. Nussenzveig

The generation and manipulation of hybrid entanglement of light involving discrete- and continuous-variable states have recently appeared as essential resources towards the realization of heterogeneous quantum networks. Here we investigate…

Quantum Physics · Physics 2019-08-22 K. Huang , H. Le Jeannic , O. Morin , T. Darras , G. Guccione , A. Cavaillès , J. Laurat

We propose a scheme for the generation of entangled states for two atoms trapped in separate cavities coupled to each other. The scheme is based on the competition between the unitary dynamics induced by the classical fields and the…

Quantum Physics · Physics 2011-12-30 Li-Tuo Shen , Xin-Yu Chen , Zhen-Biao Yang , Huai-Zhi Wu , Shi-Biao Zheng

We investigate the possibility of chaining qubits by letting pairs of nearest neighbours qubits dissipating into common environments. We then study entanglement dynamics within the chain and show that steady state entanglement can be…

Quantum Physics · Physics 2011-05-06 Laleh Memarzadeh , Stefano Mancini

We present an optomechanical model to show that entanglement can be a sufficient condition for quantum synchronization of two mechanical oscillators. As both these entities can be characterized in terms of variances of a set of EPR-like…

Quantum Physics · Physics 2023-05-05 Manju , Shubhrangshu Dasgupta , Asoka Biswas

We show that two qubits can be entangled by local interactions with an entangled two-mode continuous variable state. This is illustrated by the evolution of two two-level atoms interacting with a two-mode squeezed state. Two modes of the…

Quantum Physics · Physics 2009-11-07 W. Son , M. S. Kim , Jinhyoung Lee , D. Ahn

In this work we study the steady state entanglement between two qubits interacting asymetrically with a common non-Markovian environment. Depending on the initial two-qubit state, the asymmetry in the couplings between each qubit and the…

Quantum Physics · Physics 2021-11-02 G. Mouloudakis , P. Lambropoulos

We show that two identical solid-state qubits can be made fully entangled (starting from completely mixed state) with probability 1/4 just measuring them by a detector, equally coupled to the qubits. This happens in the case of repeated…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Rusko Ruskov , Alexander N. Korotkov

We investigate the dynamical behavior of entanglement in a system made by two solid-state emitters, as two quantum dots, embedded in two separated micro-cavities. In these solid-state systems, in addition to the coupling with the cavity…

We investigate the generation of entanglement between two non interacting qubits coupled to a common reservoir. An experimental setup was conceived to encode one qubit on the polarization of an optical beam and another qubit on its…

Collision is a useful tool for revealing quantum effects and realizing quantum informational tasks. We demonstrate that repeated collisions by itinerant electrons can dissipatively drive two remote spin qubits into an entangled state in a…

Mesoscale and Nanoscale Physics · Physics 2025-02-11 A. Mert Bozkurt , Rosa López , Sungguen Ryu

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 exploit the qubit-qubit coupling induced by plasmon-polariton modes in a one-dimensional nanowaveguide to obtain various two-qubit entanglement situations. Firstly, we observe three phenomena occurring when preparing the initial state of…

Materials Science · Physics 2011-07-06 A. Gonzalez-Tudela , D. Martin-Cano , E. Moreno , L. Martin-Moreno , F. J. Garcia-Vidal , C. Tejedor

Generation of quantum entanglement between a pair of qubits is studied in a cavity-QED platform. The qubit pair is placed inside a common cavity environment. We show that the relative strength of qubit-photon couplings is crucial for…

Quantum Physics · Physics 2024-06-17 Amit Dey

We study the generation of entanglement between two qubits which communicate through a single cavity mode of quantum light but have no direct interaction. We show that such entanglement can be generated simply by exchanging quanta with a…

Quantum Physics · Physics 2023-06-21 Seongjin Ahn , Andrey S. Moskalenko , Vladimir Y. Chernyak , Shaul Mukamel

The entanglement dynamics of a laser-pumped two-level quantum dot pair is investigated in the steady-state. The closely spaced two-level emitters, embedded in a semiconductor substrate, interact with both the environmental vacuum modes of…

Quantum Physics · Physics 2018-05-09 Elena Cecoi , Viorel Ciornea , Aurelian Isar , Mihai A. Macovei

We consider a two-component Bose-Einstein condensate in a double-well potential, where the atoms are magnetically coupled to a single-mode of the microwave field inside a superconducting resonator. We find that the system has the different…

Quantum Physics · Physics 2015-05-28 H. T. Ng , Shih-I Chu