Results 31 to 40 of about 7,817,808 (344)

Deterministic multi-qubit entanglement in a quantum network [PDF]

open access: yesNature, 2020
The generation of high-fidelity distributed multi-qubit entanglement is a challenging task for large-scale quantum communication and computational networks1–4.
Y. Zhong   +10 more
semanticscholar   +1 more source

A Lower Size, Weight Acquisition and Tracking System for Airborne Quantum Communication

open access: yesIEEE Photonics Journal, 2022
The features of unmanned aerial vehicles (UAVs), such as strong manoeuvrability, small size, and light weight, make them considered to participate in free space optical (FSO) quantum communication, becoming an important part of the Space-Air-Ground ...
Chengxiang Tu   +4 more
doaj   +1 more source

Illinois Express Quantum Network (IEQNET): metropolitan-scale experimental quantum networking over deployed optical fiber [PDF]

open access: yesDefense + Commercial Sensing, 2021
The Illinois Express Quantum Network (IEQNET) is a program to realize metro-scale quantum networking over deployed optical fiber using currently available technology.
Joaquín Chung   +13 more
semanticscholar   +1 more source

Generation of Schrödinger Cat States in a Hybrid Cavity Optomechanical System

open access: yesEntropy, 2022
We present an alternative scheme to achieve Schrödinger cat states in a strong coupling hybrid cavity optomechanical system. Under the single-photon strong-coupling regime, the interaction between the atom–cavity–oscillator system can induce the ...
Xingwei An   +4 more
doaj   +1 more source

Tools for quantum network design [PDF]

open access: yesarXiv.org, 2020
Quantum networks will enable the implementation of communication tasks with qualitative advantages with respect to the communication networks we know today.
Koji Azuma   +4 more
semanticscholar   +1 more source

Open-Destination Measurement-Device-Independent Quantum Key Distribution Network

open access: yesEntropy, 2020
Quantum key distribution (QKD) networks hold promise for sharing secure randomness over multi-partities. Most existing QKD network schemes and demonstrations are based on trusted relays or limited to point-to-point scenario.
Wen-Fei Cao   +8 more
doaj   +1 more source

A quantum-network register assembled with optical tweezers in an optical cavity [PDF]

open access: yesScience
Quantum computation and quantum communication are expected to provide users with capabilities inaccessible by classical physics. However, scalability to larger systems with many qubits is challenging.
Lukas Hartung   +4 more
semanticscholar   +1 more source

Frequency Conversion Interface towards Quantum Network: From Atomic Transition Line to Fiber Optical Communication Band

open access: yesApplied Sciences, 2022
Quantum repeater is a key component of quantum network, and atomic memory is one of the important candidates for constructing quantum repeater. However, the atomic transition wavelength is not suitable for long-distance transmission in optical fiber.
Shujing Li   +4 more
doaj   +1 more source

Policies for elementary links in a quantum network [PDF]

open access: yesQuantum, 2020
Distributing entanglement over long distances is one of the central tasks in quantum networks. An important problem, especially for near-term quantum networks, is to develop optimal entanglement distribution protocols that take into account the ...
Sumeet Khatri
semanticscholar   +1 more source

Scheme for implementing nonlocal high-fidelity quantum controlled-not gates on quantum-dot-confined electron spins using optical microcavities and photonic hyperentanglement

open access: yesFrontiers in Physics, 2022
Quantum information networks can transmit quantum states and perform quantum operations between different quantum network nodes, which are essential for various applications of quantum information technology in the future.
Yu-Hong Han   +10 more
doaj   +1 more source

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