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Related papers: Partial teleportation of entangled atomic states

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Neutral atoms excited to Rydberg states can interact with each other via dipole-dipole interaction, which results in a physical phenomenon named Rydberg blockade mechanism. The effect attracts much attention due to its potential…

Quantum Physics · Physics 2015-06-12 Huaizhi Wu , Zhen-Biao Yang , Li-Tuo Shen , Shi-Biao Zheng

Teleportation of an EPR pair using triplet in state of the Horne-Greenberger-Zeilinger form to two receivers is considered. It needs a three-particle basis for joint measurement. By contrast the one qubit teleportation the required basis is…

Quantum Physics · Physics 2015-06-26 V. N. Gorbachev , A. I. Trubilko

Teleportation is a facet where quantum measurements can act as a powerful resource in quantum physics, as local measurements allow to steer quantum information in a non-local way. While this has long been established for a single Bell pair,…

Quantum Physics · Physics 2024-10-29 Finn Eckstein , Bo Han , Simon Trebst , Guo-Yi Zhu

Quantum teleportation of qudits is revisited. In particular, we analyze the case where the quantum channel corresponds to a non-maximally entangled state and show that the success of the protocol is directly related to the problem of…

Quantum Physics · Physics 2009-11-10 L. Roa , A. Delgado , I. Fuentes-Guridi

Quantum teleportation, the process by which Alice can transfer an unknown quantum state to Bob by using pre-shared entanglement and classical communication, is one of the cornerstones of quantum information. The standard benchmark for…

Quantum Physics · Physics 2017-09-29 Daniel Cavalcanti , Paul Skrzypczyk , Ivan Šupić

Quantum state transfer and teleportation, with qubits encoded in internal states of the atoms in cavities, among spatially separated nodes of a quantum network in decoherence-free subspace are proposed, based on a cavity-assisted…

Quantum Physics · Physics 2009-11-13 Hua Wei , ZhiJiao Deng , XiaoLong Zhang , Mang Feng

We present a new scheme for teleporting multiqubit quantum information from a sender to a distant receiver via the control of many agents in a network. We show that the receiver can successfully restore the original state of each qubit as…

Quantum Physics · Physics 2009-11-11 Chui-Ping Yang , Siyuan Han

We propose a method for transferring quantum entangled states of two photonic cat-state qubits (cqubits) from two microwave cavities to the other two microwave cavities. This proposal is realized by using four microwave cavities coupled to…

Quantum Physics · Physics 2020-04-01 Tong Liu , Zhen-Fei Zheng , Yu Zhang , Yu-Liang Fang , Chui-Ping Yang

Teleportation, a novel scheme, initially posited by Bennett \textit{et.al}, has been studied here in the context of sending a single qutrit from Alice to Bob using two qutrit entangled channels as resources. In this paper we have considered…

Quantum Physics · Physics 2026-03-16 Sovik Roy , Anushree Pandey , Tushar Kanti Dey , Surajit Sen

Quantum teleportation is an essential application of quantum entanglement. The examination of teleportation fidelity in two-party standard teleportation schemes reveals a critical threshold distinguishing separable and entangled states. For…

Quantum Physics · Physics 2024-06-05 Minjin Choi , Jeonghyeon Shin , Gunho Lee , Eunok Bae

Quantum teleportation allows one to transmit an arbitrary qubit from point A to point B using a pair of (pre-shared) entangled qubits and classical bits of information. The conventional protocol for teleportation uses two bits of classical…

Quantum Physics · Physics 2022-02-17 Abhishek Parakh

The four Bell-type entangled coherent states, |\alpha>|-\alpha> \pm |-\alpha> |\alpha> and |\alpha>|\alpha> \pm |-\alpha> |-\alpha>, can be discriminated with a high probability using only linear optical means, as long as |\alpha| is not…

Quantum Physics · Physics 2009-11-10 Yong Wook Cheong , Hyunjae Kim , Hai-Woong Lee

We employ the quantum state of a single photon entangled with the vacuum (|1,0>-|0,1>), generated by a photon incident upon a symmetric beam splitter, to teleport single-mode quantum states of light by means of the Bennett protocol.…

Quantum Physics · Physics 2009-11-07 S. A. Babichev , J. Ries , A. I. Lvovsky

Quantum state transfer is one of the basic tasks in quantum information processing. We here propose a theoretical approach to realize arbitrary entangled state transfer through a qubit chain, which is a class of extended…

Quantum Physics · Physics 2022-11-23 Chong Wang , Linhu Li , Jiangbin Gong , Yu-xi Liu

The performance of a quantum teleportation algorithm implemented on an ion trap quantum computer is investigated. First the algorithm is analyzed in terms of the teleportation fidelity of six input states evenly distributed over the Bloch…

Quantum Physics · Physics 2011-11-09 M. Riebe , M. Chwalla , J. Benhelm , H. Haeffner , W. Haensel , C. F. Roos , R. Blatt

We propose a scheme to perform basic gates of quantum computing and prepare entangled states in a system with cold trapped ions located in a single mode optical cavity. General quantum computing can be made with both motional state of the…

Quantum Physics · Physics 2009-11-07 Mang Feng , Xiaoguang Wang

A set of protocols for teleportation and dense coding tasks with the use of a N particle quantum channel, presented by entangled states of the GHZ class, is introduced, when N>2. Using a found representation for the multiparticle entangled…

Quantum Physics · Physics 2007-05-23 V. N. Gorbachev , A. I. Trubilko , A. I. Zhiliba , E. S. Yakovleva

We propose a feasible scheme for teleporting an arbitrary polarization state or entanglement of photons by requiring only single-photon (SP) sources, simple linear optical elements and SP quantum non-demolition measurements. An unknown SP…

Quantum Physics · Physics 2007-05-23 Zeng-Bing Chen , Huai-Xin Lu , Yong-De Zhang

We present an analysis of squeezed single photon states as a resource for teleportation of coherent state qubits and propose proof-of-principle experiments for the demonstration of coherent state teleportation and entanglement swapping. We…

Quantum Physics · Physics 2010-06-04 Agata M Branczyk , T. C. Ralph

We propose a scheme for generation of maximally entangled states involving internal electronic degrees of freedom of two distant trapped ions, each of them located in a cavity. This is achieved by using a single flying atom to distribute…

Quantum Physics · Physics 2009-11-13 F. L. Semião , R. J. Missori , K. Furuya
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