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Related papers: A scheme for generating entangled cluster state of…

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We study the dynamics of a single control atom and an atomic sample interacting with a nonresonant cavity mode. The control atom is driven by an auxiliary classical field. Under certain conditions, the coherent energy exchange between the…

Quantum Physics · Physics 2012-05-20 Shi-Biao Zheng

A recent work [1] proposed a type of cluster entangled coherent states and its generation. Here we present an alternative experimental arrangement for its generation in bimodal QED cavities. The scheme employs a single two-level atom that…

Quantum Physics · Physics 2009-11-13 E. M. Becerra-Castro , W. B. Cardoso , A. T. Avelar , B. Baseia

We propose a scheme to generate cluster states of atomic qubits by using cavity quantum electrodynamics (QED) and linear optics, in which each atom is confined in a resonant optical cavity with two orthogonally polarized modes. Our scheme…

Quantum Physics · Physics 2007-05-23 X. L. Zhang , K. L. Gao , M. Feng

We propose two schemes for the generation of the cluster states. One is based on cavity quantum electrodynamics (QED) techniques. The scheme only requires resonant interactions between two atoms and a single-mode cavity. The interaction…

Quantum Physics · Physics 2009-11-11 Ping Dong , Zheng-Yuan Xue , Ming Yang , Zhuo-Liang Cao

We present the cluster-type entangled coherent states (CTECS) and discuss their properties. A cavity QED generation scheme using suitable choices of atom-cavity interactions, obtained via detunings adjustments and the application of…

Quantum Physics · Physics 2008-04-25 P. P. Munhoz , F. L. Semião , A. Vidiella-Barranco , J. A. Roversi

Practical schemes for creation of multi-mode squeezed (entangled) states of atomic ensembles located inside a high-Q ring cavity are discussed. It is assumed that the cavity is composed of two degenerate mutually counter-propagating modes…

Quantum Physics · Physics 2015-05-13 Gao-xiang Li , Zbigniew Ficek

A practical scheme is proposed for creation of continuous variable entangled cluster states of four distinct atomic ensembles located inside a high-finesse ring cavity. The scheme does not require a set of external input squeezed fields, a…

Quantum Physics · Physics 2009-11-13 Gao-xiang Li , Sha-sha Ke , Zbigniew Ficek

A scheme for generating the cluster states via atomic ensembles is proposed. The scheme has inherent fault tolerance function and is robust to realistic noise and imperfections. All the facilities used in our scheme are well within the…

Quantum Physics · Physics 2007-05-23 Ping Dong , Zheng-Yuan Xue , Ming Yang , Zhuo-Liang Cao

This paper considers a two-level atom interacting with two cavity modes with equal frequencies. Applying a unitary transformation, the system reduces to the analytically solvable Jaynes-Cummings model. For some particular field states,…

Quantum Physics · Physics 2009-11-11 Jonas Larson

We propose a cavity-QED-based scheme of generating entanglement between atoms. The scheme is scalable to an arbitrary number of atoms, and can be used to generate a variety of multipartite entangled states such as the…

Quantum Physics · Physics 2008-03-21 Jaehak Lee , Jiyong Park , Sang Min Lee , Hai-Woong Lee , Ashfaq H. Khosa

Many-body cavity QED experiments are established platforms to tailor and control the collective responses of ensembles of atoms, interacting through one or more common photonic modes. The rich diversity of dynamical phases they can host,…

We present a scheme for transferring quantum state between atom and cavity field in Jaynes-Cummings model. It is based on the fact that the atom in a cavity can induce the generation of modified coherent states, which can be shown to be…

Quantum Physics · Physics 2015-03-31 G. Zhang , G. R. Li , Z. Song

In this paper, we present a scheme to generate an entangled coherent state by considering a three-level \Lambda - type atom interacting with a two-mode cavity driven by classical fields. The two-mode entangled coherent state can be obtained…

Quantum Physics · Physics 2009-11-13 Qing-Xia Mu , Yong-Hong Ma , L. Zhou

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

An entanglement concentration scheme for unknown atomic entanglement states is proposed via entanglement swapping in cavity QED. Because the interaction used here is a large-detuned one between two driven atoms and a quantized cavity mode,…

Quantum Physics · Physics 2007-05-23 Ming Yang , Yan Zhao , Wei Song , Zhuo-Liang Cao

We analyse the problem of a single mode field interacting with a pair of two level atoms. The atoms enter and exit the cavity at different times. Instead of using constant coupling, we use time dependent couplings which represent the…

Quantum Physics · Physics 2010-10-15 C. Lazarou , B. M. Garraway

We present a way to engineer an effective anti-Jaynes-Cumming and a Jaynes-Cumming interaction between an atomic system and a single cavity mode and show how to employ it in reservoir engineering processes. To construct the effective…

Quantum Physics · Physics 2009-11-13 T. Werlang , R. Guzman , F. O. Prado , C. J. Villas-Boas

We present a scheme to generate a maximally entangled state of two three-level atoms in a cavity. The success or failure of the generation of the desired entangled state can be determined by detecting the polarization of the photon leaking…

Quantum Physics · Physics 2009-11-07 Jongcheol Hong , Hai-Woong Lee

We propose a scheme to implement a two-qubit controlled-phase gate for single atomic qubits, which works in principle with nearly ideal success probability and fidelity. Our scheme is based on the cavity input-output process and the single…

Quantum Physics · Physics 2007-11-08 Jaeyoon Cho , Hai-Woong Lee

We propose an effective scheme for realizing a Jaynes-Cummings (J-C) model with the collective nitrogen-vacancy center ensembles (NVE) bosonic modes in a hybrid system. Specifically, the controllable transmon qubit can alternatively…

Quantum Physics · Physics 2018-01-31 Wanjun Su , Zhenbiao Yang , Zhirong Zhong
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