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Related papers: Generation of Multi-atom Dicke States with Quasi-u…

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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

An in-depth theoretical study is carried out to examine the quasi-deterministic entanglement of two atoms inside a leaky cavity. Two $\Lambda$-type three-level atoms, initially in their ground states, may become maximally entangled through…

Quantum Physics · Physics 2009-11-10 T. W. Chen , C. K. Law , P. T. Leung

We propose a method for generating all symmetric Dicke states, either in the long-lived internal levels of N massive particles or in the polarization degrees of freedom of photonic qubits, using linear optical tools only. By means of a…

Quantum Physics · Physics 2007-11-08 C. Thiel , J. von Zanthier , T. Bastin , E. Solano , G. S. Agarwal

We propose a protocol for generating multi-particle entangled states using coherent manipulation of atoms trapped in an optical cavity. We show how entanglement can be adiabatically produced with two control beams and by exploiting…

Quantum Physics · Physics 2023-05-31 Rahul Sawant

We present an experimental method to produce 4-qubit phased Dicke states, based on a source of 2-photon hyperentangled states. By introducing quantum noise in the multipartite system in a controlled way, we have tested the robustness of…

Quantum Physics · Physics 2010-12-24 A. Chiuri , G. Vallone , N. Bruno , C. Macchiavello , D. Bruß , P. Mataloni

A potential scheme is proposed to generate complete sets of entangled photons in the context of cavity quantum electrodynamics (QED). The scheme includes twice interactions of atoms with cavities, in which the first interaction is made in…

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

We propose a scheme to deterministically generate atomic two-dimensional and three-dimensional entangled states by passing two 87Rb atoms through a high-Q bi-mode cavity alternately. The scheme is insensitive to atomic spontaneous decay…

Quantum Physics · Physics 2015-06-11 Peng Shi , Li-Bo Chen , Wen-Dong Li , Chun-Nian Ren , Chun-Hong Zheng , Yong-Jian Gu

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 present a probabilistic scheme for generating and purifying maximally-entangled states of two atoms inside an optical cavity via no-photon detection in the output cavity mode, where ideal detectors may not be required. The intermediate…

Quantum Physics · Physics 2009-11-10 P. Lougovski , E. Solano , H. Walther

We propose an efficient scheme to engineer multi-atom entanglement by detecting cavity decay through single-photon detectors. In the special case of two atoms, this scheme is much more efficient than previous probabilistic schemes, and…

Quantum Physics · Physics 2009-11-10 L. -M. Duan , H. J. Kimble

We propose a probabilistic scheme to prepare a maximally entangled state between a pair of two-level atoms inside a leaking cavity, without requiring precise time-controlling of the system evolution and initial atomic state. We show that…

Quantum Physics · Physics 2013-10-24 D. Z. Rossatto , C. J. Villas-Boas

We propose a scheme for entanglement distribution among different single atoms trapped in separated cavities. In our scheme, by reflecting an input coherent optical pulse from a cavity with a single trapped atom, a controlled phase-shift…

Quantum Physics · Physics 2019-02-25 Feng Mei , Ya-Fei Yu , Xun-Li Feng , Zhi-Ming Zhang , C. H. Oh

We propose a versatile and efficient method to generate a broad class of complex entangled states of many atoms via the detection of a single photon. For an atomic ensemble contained in a strongly coupled optical cavity illuminated by weak…

Atomic Physics · Physics 2016-01-20 Wenlan Chen , Jiazhong Hu , Yiheng Duan , Boris Braverman , Hao Zhang , Vladan Vuletic

We propose a method for generating collective spin cat states in a cavity-coupled atomic ensemble by exploiting strong light-matter entanglement and anti-squeezing associated with the superradiant phase transition. We numerically and…

Quantum Physics · Physics 2026-05-18 Taiga Nakamoto , Shohei Imai , Kazuaki Takasan

We propose to produce entanglement by measuring the transmission of an optical cavity. Conditioned on the detection of a reflected photon, pairs of atoms in the cavity are prepared in maximally entangled states. The success probability…

Quantum Physics · Physics 2009-11-07 Anders S. Sorensen , Klaus Molmer

The so-called state-carving protocol generates high-fidelity entangled states at an atom-cavity interface without requiring high cavity cooperativity. However, this protocol is limited to 50\% efficiency, which restricts its applicability.…

We show how the entanglement of two atoms, trapped in distant separate cavities, can be generated with arbitrarily high probability of success. The scheme proposed employs sudden excitation of the atoms proving that the weakly driven…

Quantum Physics · Physics 2009-11-10 Grzegorz Chimczak

We propose and analyze a probabilistic but heralded scheme to generate pure, entangled, non-Gaussian states of collective spin in large atomic ensembles by means of single-photon detection. One photon announces the preparation of a Dicke…

Entangled states of two ions are realized by using an adiabatic process. Based on the proposal by Linington and Vitanov, we have generated Dicke states in optical qubits of two $^{40}$Ca$^+$ ions by applying frequency-chirped optical pulses…

Quantum Physics · Physics 2015-05-27 K. Toyoda , T. Watanabe , T. Kimura , S. Nomura , S. Haze , S. Urabe

We propose and analyze a multi-functional setup consisting of high finesse optical cavities, beam splitters, and phase shifters. The basic scheme projects arbitrary photonic two-mode input states onto the subspace spanned by the product of…

Quantum Physics · Physics 2015-03-13 Anne E. B. Nielsen , Christine A. Muschik , Geza Giedke , K. G. H. Vollbrecht
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