English
Related papers

Related papers: Efficient Teleportation between Remote Single-Atom…

200 papers

We propose here a new idea for quantum teleportation of superposed coherent state which is not only almost perfect, in principle, but also feasible experimentally. We use entangled resource $\sim…

Quantum Physics · Physics 2020-10-15 Ravi Kamal Pandey , Ranjana Prakash , Hari Prakash

Quantum teleportation -- the transmission and reconstruction over arbitrary distances of the state of a quantum system -- is demonstrated experimentally. During teleportation, an initial photon which carries the polarization that is to be…

We propose a teleportation protocol involving beam splitting operations and binary-outcome measurements, such as parity measurements. These operations have a straightforward implementation using the dispersive regime of the Jaynes-Cummings…

Quantum Physics · Physics 2025-08-25 Jingyan Feng , Mohan Zhang , Matteo Fadel , Tim Byrnes

The progress in quantum operations of continuous-variable (CV) schemes can be reduced to that in CV quantum teleportation. The fidelity of quantum teleportation of an optical setup is limited by the finite degree of quantum correlation…

Quantum Physics · Physics 2008-02-27 Mitsuyoshi Yukawa , Hugo Benichi , Akira Furusawa

We calculate the highest possible information gain in a measurement of entangled states when employing a beamsplitter. The result is used to evaluate the fidelity, averaged over all unknown inputs, in a realistic teleportation protocol that…

Quantum Physics · Physics 2009-11-06 C. Trump , D. Bruss , M. Lewenstein

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

In recent years, there has been heightened interest in quantum teleportation, which allows for the transfer of unknown quantum states over arbitrary distances. Quantum teleportation not only serves as an essential ingredient in…

We demonstrate an experimental realization of remote state preparation via the quantum teleportation algorithm, using an entangled photon pair in the polarization degree of freedom as the quantum resource. The input state is encoded on the…

Quantum Physics · Physics 2015-06-17 Laura T. Knoll , Christian T. Schmiegelow , Miguel A. Larotonda

Quantum networks (QNs) enable qubit transfer between distant nodes through quantum teleportation, which reconstructs a quantum state at a remote node by consuming a shared Bell pair. In multi-qubit quantum applications (QApps), the…

Networking and Internet Architecture · Computer Science 2026-04-13 Oscar Adamuz-Hinojosa , Jonathan Prados-Garzon , Sara Vaquero-Gil , Juan M. Lopez-Soler

The strong law of large numbers asserts that experimentally obtained mean values, in the limit of number of repetitions of the experiment going to infinity, converges almost surely to the theoretical predictions which are based on a priori…

Quantum Physics · Physics 2020-05-01 C S Sudheer Kumar , Ujjwal Sen

Quantum teleportation of an unknown state basing on the interaction between discrete-valued states (DV) and continuous-valued states (CV) presented a particular challenge in quantum technologies. Here we consider the problem of controlled…

Quantum Physics · Physics 2022-12-21 M. El Kirdi , A. Slaoui , N. Ikken , M. Daoud , R. Ahl Laamara

We propose a polarization to orbital angular momentum teleportation scheme using entangled photon pairs generated by spontaneous parametric down conversion. By making a joint detection of the polarization and angular momentum parity of a…

Quantum Physics · Physics 2011-07-08 A. Z. Khoury , P. Milman

We show how the state of an atom trapped in a cavity can be teleported to a second atom trapped in a distant cavity simply by detecting photon decays from the cavities. This is a rare example of a decay mechanism playing a constructive role…

Quantum Physics · Physics 2009-10-31 S. Bose , P. L. Knight , M. B. Plenio , V. Vedral

We investigate two-copy scenario of quantum teleportation based on Bell measurements. The detailed protocol is presented and the general expression of the corresponding optimal teleportation delity is derived, which is given by the two-copy…

Quantum Physics · Physics 2018-09-19 Quan Quan , Ming-Jing Zhao , Shao-Ming Fei , Heng Fan , Wen-Li Yang , Gui-Lu Long

We analyze sharing Bell-type nonlocal correlation between two distant parties with optical hybrid states comprising a single photon polarization state and a multiphoton coherent state. By deploying entanglement swapping over the coherent…

Quantum Physics · Physics 2025-10-01 Subhankar Bera , Soumyakanti Bose , Hyunseok Jeong , Archan S Majumdar

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

Here we demonstrate quantum teleportation through hypergraph states, which are the generalization of graph states, and due to their non-local entanglement properties, it allows us to perform quantum teleportation. Here we design some…

Quantum Physics · Physics 2022-01-21 Atmadev Rai , Bikash K. Behera

We report on the usage of a linear optics phase gate for distinguishing all four Bell states simultaneously in a quantum teleportation and entanglement swapping protocol. This is demonstrated by full state tomography of the one and two…

Quantum links between physically separated modules are important for scaling many quantum computing technologies. The key metrics are the generation rate and fidelity of remote Bell pairs. In this work, we propose an experimental protocol…

Quantum Physics · Physics 2024-01-09 Yiyi Li , Jeff Thompson

To build a global quantum communication network, low-transmission, fiber-based communication channels can be supplemented by using a free-space channel between a satellite and a ground station on Earth. We have constructed a system that…

‹ Prev 1 4 5 6 7 8 10 Next ›