English
Related papers

Related papers: Entanglement distribution among distinct mechanica…

200 papers

Doubly-parametric quantum transducers (DPTs), such as electro-opto-mechanical devices, show promise as quantum interconnects between the optical and microwave domains, thereby enabling long distance quantum networks between superconducting…

Entanglement is an essential ingredient for building a quantum network that can have many applications. Understanding how entanglement is distributed in a network is a crucial step to move forward. Here we study the conservation and…

Quantum Physics · Physics 2021-10-26 Jiru Liu , Wenchao Ge , M. Suhail Zubairy

Entanglement distribution is a critical technique that enables numerous quantum applications. Most fiber-based long-distance experiments reported to date have utilized photon pair sources generated in bulk optical crystals, with the…

Quantum Physics · Physics 2024-08-01 Yuan-yuan Zhao , Fuyong Yue , Feng Gao , Qibing Wang , Chao Li , Zichen Liu , Lei Wang , Zhixue He

The precise synchronization of distant clocks is a fundamental requirement for a wide range of applications. Here, we experimentally demonstrate a novel approach of quantum clock synchronization utilizing entangled and correlated photon…

The distribution of entanglement is a crucial task for quantum communication towards realizing a globe-spanning quantum internet. Recently a protocol for deterministic long-distance distribution of macroscopic entanglement over a network of…

The evolution of quantum networking requires architectures capable of dynamically reconfigurable entanglement distribution to meet diverse user needs and ensure tolerance against transmission disruptions. We introduce multihop quantum…

Quantum Physics · Physics 2025-10-09 Muneer Alshowkan , Joseph M. Lukens , Hsuan-Hao Lu , Nicholas A. Peters

It is crucial for physical realization of quantum information networks to first establish entanglement among multiple space-separated quantum memories and then at a user-controlled moment to transfer the stored entanglement to quantum…

Quantum Physics · Physics 2018-02-07 Zhihui Yan , Liang Wu , Xiaojun Jia , Yanhong Liu , Ruijie Deng , Shujing Li , Hai Wang , Changde Xie , Kunchi Peng

Quantum networks, which hinge on the principles of quantum mechanics, are revolutionizing the domain of information technology. The vision for quantum networks involves the efficient distribution and utilization of quantum resources across…

Quantum entanglement serves as a foundational resource for various quantum technologies. In optical systems, entanglement distribution rely on the indistinguishability and spatial overlap of photons. Heralded schemes play a crucial role in…

Quantum Physics · Physics 2024-09-26 Wan Zo , Seungbeom Chin , Yong-Su Kim

The practical roll-out of quantum communication technologies in optical networks and the adoption of novel quantum applications demand the distribution of single or entangled photons. Flexibility and dynamicity are paramount for the…

Entanglement-based networks (EBNs) enable general-purpose quantum communication by combining entanglement and its swapping in a sequence that addresses the challenges of achieving long distance communication with high fidelity associated…

Networking and Internet Architecture · Computer Science 2026-04-07 David Pérez Castro , Juan Fernández-Herrerín , Ana Fernández-Vilas , Manuel Fernández-Veigaa , Rebeca P. Díaz-Redondo

We investigate entanglement distribution in pure-state quantum networks. We consider the case when non-maximally entangled two-qubit pure states are shared by neighboring nodes of the network. For a given pair of nodes, we investigate how…

Quantum Physics · Physics 2009-01-19 S. Perseguers , J. Wehr , A. Acin , M. Lewenstein , J. I. Cirac

We propose a protocol to perform long-range distribution of near-maximally entangled multiphoton states, allowing versatile applications such as quantum key distribution (QKD) and quantum metrology which can provide alternatives to…

Quantum Physics · Physics 2023-01-12 Monika E. Mycroft , Thomas McDermott , Adam Buraczewski , Magdalena Stobińska

Generating long-distance quantum entanglement is crucial for advancing quantum information processing. In this work, we propose a protocol for generating remote magnon-phonon entanglement in a hybrid waveguide-magnomechanical system, where…

Quantum Physics · Physics 2026-01-30 Shi-fan Qi , Fan Li

Quantum transduction between microwave and optics can be realized by quantum teleportation if given reliable microwave-optical entanglement, namely entanglement-based quantum transduction. To realize this protocol, an entangled source with…

Quantum Physics · Physics 2020-04-01 Changchun Zhong , Xu Han , Hong X. Tang , Liang Jiang

Quantum entanglement across spatially separated network nodes is conventionally established through the distribution of photons from a common source or via entanglement swapping that relies on Bell-state measurements and pre-shared…

Quantum Physics · Physics 2026-01-06 Sören Arlt , Mario Krenn , Xuemei Gu

Entanglement between stationary quantum memories and photonic channels is the essential resource for future quantum networks. Together with entanglement distillation it will enable for efficient distribution of quantum states. Here we…

When shared between remote locations, entanglement opens up fundamentally new capabilities for science and technology [1, 2]. Envisioned quantum networks distribute entanglement between their remote matter-based quantum nodes, in which it…

Quantum Physics · Physics 2019-12-20 V. Krutyanskiy , M. Meraner , J. Schupp , V. Krcmarsky , H. Hainzer , B. P. Lanyon

Large-scale quantum networks, necessary for distributed quantum information processing, are posited to have quantum entangled systems between distant network nodes. The extent and quality of distributed entanglement in a quantum network,…

Quantum Physics · Physics 2024-01-08 Md Sohel Mondal , Dov Fields , Vladimir S. Malinovsky , Siddhartha Santra

This paper addresses resource allocation for entanglement distribution in multi-channel quantum networks. A system model is proposed that integrates a multi-channel quantum network architecture with heterogeneous link characteristics and…

Quantum Physics · Physics 2026-05-07 Gongyu Ni , Lester Ho