English
Related papers

Related papers: Quantum transduction via generalized continuous-va…

200 papers

Teleportation of a quantum state may be used for distributing entanglement between distant qubits in quantum communication and for quantum computation. Here we demonstrate the implementation of a teleportation protocol, up to the…

Quantum Physics · Physics 2012-08-20 M. Baur , A. Fedorov , L. Steffen , S. Filipp , M. P. da Silva , A. Wallraff

Quantum transducers play a crucial role in hybrid quantum networks. A good quantum transducer can faithfully convert quantum signals from one mode to another with minimum decoherence. Most investigations of quantum transduction are based on…

Quantum Physics · Physics 2018-01-17 Mengzhen Zhang , Chang-Ling Zou , Liang Jiang

Quantum teleportation provides a way to transmit unknown quantum states from one location to another. In the quantum world, multilevel systems which enable high-dimensional systems are more prevalent. Therefore, to completely rebuild the…

We report a quantum teleportation experiment in which nonlinear interactions are used for the Bell state measurements. The experimental results demonstrate the working principle of irreversibly teleporting an unknown arbitrary quantum state…

Quantum Physics · Physics 2009-11-06 Yoon-Ho Kim , Sergei P. Kulik , Yanhua Shih

We propose a new scheme and protocol for quantum teleportation of a single-mode field state, based on entanglement produced by quantum non-demolition interaction. We show that the recently attained results in QND technique allow to perform…

Quantum Physics · Physics 2009-10-31 D. B. Horoshko , S. Ya. Kilin

Quantum teleportation uses a shared entangled resource, local operations, and a digitally error-corrected classical channel to transfer quantum states between distant parties. We introduce a hybrid teleportation-direct transmission protocol…

Quantum Physics · Physics 2026-03-13 Uesli Alushi , Simone Felicetti , Roberto Di Candia

A quantum transducer converts an input signal to an output probe at a distant frequency band while maintaining the quantum information with high fidelity, which is crucial for quantum networking and distributed quantum sensing and…

Quantum Physics · Physics 2024-12-24 Haowei Shi , Quntao Zhuang

Quantum teleportation provides a way to transfer unknown quantum states from one system to another via an entangled state as a quantum channel without physical transmission of the object itself. The entangled channel, measurement performed…

Quantum Physics · Physics 2023-01-24 Xiang Chen , Yao Shen , Fu-Lin Zhang

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 state teleportation is a protocol where a shared entangled state is used as a quantum channel to transmit quantum information between distinct locations. Here we consider the task of estimating entanglement in teleportation…

Quantum Physics · Physics 2019-03-27 Ivan Šupić , Paul Skrzypczyk , Daniel Cavalcanti

We show how the partial entanglement inherent in a two mode squeezed vacuum state admits two different teleportation protocols. These two protocols refer to the different kinds of joint measurements that may be made by the sender. One…

Quantum Physics · Physics 2009-10-31 G. J. Milburn , S. L. Braunstein

Quantum teleportation is a very helpful information-theoretic protocol that allows to transfer an unknown arbitrary quantum state from one location to another without having to transmit the quantum system through the intermediate region.…

Quantum Physics · Physics 2022-03-02 Marius Krumm , Philippe Allard Guérin , Thomas Zauner , Časlav Brukner

Quantum transduction is an essential ingredient in scaling up distributed quantum architecture and is actively pursued based on various physical platforms. However, demonstrating a transducer with positive quantum capacity is still…

Quantum Physics · Physics 2022-05-10 Changchun Zhong , Mingrui Xu , Aashish Clerk , Hong X. Tang , Liang Jiang

A perfect teleportation protocol requires pure maximally shared entangled states. While in reality the shared entanglement is severely degraded due to the inevitable interaction with the noisy environment, which leads to mixed entangled…

Quantum Physics · Physics 2023-04-12 Sajede Harraz , Jiao-Yang Zhang , Shuang Cong

Experimentally feasible scheme for teleportation of atomic entangled state via entanglement swapping is proposed in cavity quantum electrodynamics (QED) without joint Bell-state measurement (BSM). In the teleportation processes the…

Quantum Physics · Physics 2011-11-09 Zheng-Yuan Xue , Ming Yang , You-Ming Yi , Zhuo-Liang Cao

Precise measurement or perfect cloning of unknown quantum states is forbidden by the laws of quantum mechanics. Yet, quantum teleportation in principle allows for a faithful and disembodied transmission of unknown quantum states between…

As a generalization of the well-known Bell state measurement (BSM), the elegant joint measurement (EJM) is a kind of novel two-qubit joint measurement, parameterized by a subtle phase factor $\theta \in [0,\pi/2]$. We explore quantum…

Quantum Physics · Physics 2025-03-13 Dong Ding , Ming-Xing Yu , Ying-Qiu He , Hao-Sen Ji , Ting Gao , Feng-Li Yan

Quantum teleportation is the process of transferring quantum information using classical communication and pre-shared entanglement. This process can benefit from the use of catalysts, which are ancillary entangled states that can enhance…

Quantum teleportation, a fundamental protocol in quantum information science, enables the transfer of quantum states through entangled particle pairs and classical communication channels. While ideal quantum teleportation requires maximally…

Quantum Physics · Physics 2025-10-14 Xiaokun Yan , Zhihai Wang , Kun Zhang , Jin Wang

Quantum teleportation is a fundamental protocol in quantum information science, whose performance is conventionally evaluated under the assumption of ideal Bell-state measurements. In realistic implementations, however, joint measurements…

Quantum Physics · Physics 2026-05-13 Jeonghyeon Shin , Jaehak Lee , Soojoon Lee , Seung-Woo Lee