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To realize a quantum internet, the distribution of quantum states via quantum teleportation with quantum memories is a key ingredient. Being compatible with existing fiber networks, entangled photons and quantum memories at…

Quantum Physics · Physics 2025-05-12 Yu-Yang An , Qian He , Wenyi Xue , Ming-Hao Jiang , Chengdong Yang , Yan-Qing Lu , Shining Zhu , Xiao-Song Ma

We report the experimental realization of teleporting an entangled qubit. The qubit is physically implemented by a two-dimensional subspace of states of a mode of the electromagnetic field, specifically, the space spanned by the vacuum and…

Quantum Physics · Physics 2007-05-23 Egilberto Lombardi , Fabio Sciarrino , Sandu Popescu , Francesco De Martini

We develop a quantum teleportation protocol of an unknown optical single rail qubit using a hybrid quantum channel composed of continuous variable (CV) states of certain parity. The quantum channel is characterized by two parameters: a…

Quantum Physics · Physics 2026-03-12 Mikhail S. Podoshvedov , Sergey A. Podoshvedov

We present a way to teleport multi-qubit quantum information from a sender to a distant receiver via the control of many agents in a network. We show that the original state of each qubit can be restored by the receiver as long as all the…

Quantum Physics · Physics 2009-11-10 Chui-Ping Yang , Shih-I Chu , Siyuan Han

We investigate experiments of continuous-variable quantum information processing based on the teleportation scheme. Quantum teleportation, which is realized by a two-mode squeezed vacuum state and measurement-and-feedforward, is considered…

Quantum Physics · Physics 2010-03-29 Hidehiro Yonezawa , Akira Furusawa

Quantum teleportation, the faithful transfer of an unknown input state onto a remote quantum system, is a key component in long distance quantum communication protocols and distributed quantum computing. At the same time, high frequency…

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

Quantum mechanics provides spectacular new information processing abilities (Bennett 1995, Preskill 1998). One of the most unexpected is a procedure called quantum teleportation (Bennett et al 1993) that allows the quantum state of a system…

Quantum Physics · Physics 2009-10-31 M. A. Nielsen , E. Knill , R. Laflamme

Inspired by the scenario by Bennett et al., a teleportation protocol of qubits formed in a two-dimensional electron gas formed at the interface of a GaAs heterostructure is presented. The teleportation is carried out using three GaAs…

Teleportation of optical field states (as continuous quantum variables) is usually described in terms of Wigner functions. This is in marked contrast to the theoretical treatment of teleportation of qubits. In this paper we show that by…

Mathematical Physics · Physics 2009-06-11 S. Nagamachi , E. Brüning

We develop a simple and efficient theoretical model to understand the quantum properties of broadband continuous variable quantum teleportation. We show that, if stated properly, the problem of multimode teleportation can be simplified to…

Quantum Physics · Physics 2011-09-09 Hugo Benichi , Shuntaro Takeda , Noriyuki Lee , Akira Furusawa

Quantum energy teleportation (QET) is a process that leverages quantum entanglement and local operations to transfer energy between two spatially separated locations without physically transporting particles or energy carriers. We construct…

Quantum Physics · Physics 2026-04-02 Shlomi Dolev , Kazuki Ikeda , Yaron Oz

Teleportation of quantum gates is a critical step for implementation of quantum networking and teleportation-based models of quantum computation. We report an experimental demonstration of teleportation of the prototypical quantum…

Quantum Physics · Physics 2009-11-10 Yun-Feng Huang , Xi-Feng Ren , Yong-Sheng Zhang , Lu-Ming Duan , Guang-Can Guo

A practical way to link separate nodes in quantum networks is to send photons over the standard telecom fibre network. This requires sub-Poissonian photon sources in the telecom wavelength band around 1550 nm, where the photon coherence…

The universal quantum cloning machine and the universal NOT gate acting on a single qubit can be implemented very generally by slightly modifying the protocol of quantum state teleportation. The experimental demonstration of the 1 to 2…

Quantum Physics · Physics 2007-05-23 M. Ricci , F. Sciarrino , C. Sias , F. De Martini

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

We suggest a scheme of using two-mode squeezed vacuum for conditional teleportation of quantum states of optical field. Alice mixes the input state with one of the squeezed modes on another squeezing device and detects the output photon…

Quantum Physics · Physics 2009-11-06 J. Clausen , T. Opatrny , D. -G. Welsch

A new version of quantum hashing technique is developed wherein a quantum hash is constructed as a sequence of single-photon high-dimensional states (qudits). A proof-of-principle implementation of the high-dimensional quantum hashing…

Quantum Physics · Physics 2023-02-28 D. O. Akat'ev , A. V. Vasiliev , N. M. Shafeev , F. M. Ablayev , A. A. Kalachev

Realizing robust quantum information transfer between long-lived qubit registers is a key challenge for quantum information science and technology. Here we demonstrate unconditional teleportation of arbitrary quantum states between diamond…

Classical teleportation is defined as a scenario where the sender is given the classical description of an arbitrary quantum state while the receiver simulates any measurement on it. This scenario is shown to be achievable by transmitting…

Quantum Physics · Physics 2009-01-23 N. J. Cerf , N. Gisin , S. Massar
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