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Related papers: Generation of graph-state streams

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We present a scheme for rapidly entangling matter qubits in order to create graph states for one-way quantum computing. The qubits can be simple 3-level systems in separate cavities. Coupling involves only local fields and a static…

Quantum Physics · Physics 2009-11-11 S. C. Benjamin , J. Eisert , T. M. Stace

Realizing photonic graph states, crucial in various quantum protocols, is challenging due to the absence of deterministic entangling gates in linear optics. To address this, emitter qubits have been leveraged to establish and transfer the…

Quantum Physics · Physics 2024-12-10 Sobhan Ghanbari , Jie Lin , Benjamin MacLellan , Luc Robichaud , Piotr Roztocki , Hoi-Kwong Lo

Scalable graph states are essential for measurement-based quantum computation and many entanglement-assisted applications in quantum technologies. Generation of these multipartite entangled states requires a controllable and efficient…

Quantum Physics · Physics 2024-03-25 C. -H. Chien , S. Goswami , C. -C. Wu , W. -S. Hiew , Y. -C. Chen , H. H. Jen

We propose and analyze deterministic protocols to generate qudit photonic graph states from quantum emitters. We show that our approach can be applied to generate any qudit graph state, and we exemplify it by constructing protocols to…

Quantum Physics · Physics 2024-06-05 Zahra Raissi , Edwin Barnes , Sophia E. Economou

Quantum emitter-based schemes for the generation of photonic graph states offer a promising, resource efficient methodology for realizing distributed quantum computation and communication protocols on near-term hardware. We present a…

Quantum Physics · Physics 2025-01-29 Maxwell Gold , Jianlong Lin , Eric Chitambar , Elizabeth A. Goldschmidt

Graph states are the key resources for measurement- and fusion-based quantum computing with photons, yet their creation is experimentally challenging. We optimize a hybrid graph-state generation scheme using a single quantum emitter and…

Since linear-optical two-photon gates are inherently probabilistic, measurement-based implementations are particularly well suited for photonic platforms: a large highly-entangled photonic resource state, called a graph state, is consumed…

Quantum Physics · Physics 2023-05-03 Paul Hilaire , Leonid Vidro , Hagai S. Eisenberg , Sophia E. Economou

On the basis of generations of 1-dimensional and 2-dimensional graph states, we generate a 3-dimensional N3-qubit graph state based on the Josephson charge qubits. Since any two charge qubits can be selectively and effectively coupled by a…

Superconductivity · Physics 2007-05-23 Xiao-Hu Zheng , Zhuo-Liang Cao

Highly-entangled multi-photon graph states are a crucial resource in photonic quantum computation and communication. Yet, the lack of photon-photon interactions makes the construction of such graph states especially challenging. Typically,…

Quantum Physics · Physics 2025-03-14 Ziv Aqua , Barak Dayan

Photonic graph states are essential resources for quantum computation and communication. Deterministic emitter-based generation of graph states overcomes the scalability issues of probabilistic approaches; nonetheless, their experimental…

Quantum Physics · Physics 2026-01-21 Sobhan Ghanbari , Hoi-Kwong Lo

Highly entangled graph states of photons have applications in universal quantum computing and in quantum communications. In the latter context, they have been proposed as the key ingredient in the establishment of long-distance entanglement…

Mesoscale and Nanoscale Physics · Physics 2018-08-20 Antonio Russo , Edwin Barnes , Sophia E. Economou

We present an entanglement generation scheme which allows arbitrary graph states to be efficiently created in a linear quantum register via an auxiliary entangling bus. The dynamics of the entangling bus is described by an effective…

Quantum Physics · Physics 2009-11-10 S. R. Clark , C. Moura Alves , D. Jaksch

Multi-photon entangled graph states are a fundamental resource in quantum communication networks, distributed quantum computing, and sensing. These states can in principle be created deterministically from quantum emitters such as optically…

Quantum Physics · Physics 2022-08-23 Bikun Li , Sophia E. Economou , Edwin Barnes

Graph states are a special kind of multiparticle entangled state with great potential for applications in quantum information technologies, especially in measurement-based quantum computers. These states cause significant reductions of the…

Superconductivity · Physics 2015-05-13 Toshiyuki Fujii , Masaru Fukunaga , Noriyuki Hatakenaka

Measurement-based quantum computing offers a promising route towards scalable, universal photonic quantum computation. This approach relies on the deterministic and efficient generation of photonic graph states in which many photons are…

We present protocols to generate arbitrary photonic graph states from quantum emitters that are in principle deterministic. We focus primarily on two-dimensional cluster states of arbitrary size due to their importance for measurement-based…

Quantum Physics · Physics 2019-05-14 Antonio Russo , Edwin Barnes , Sophia E. Economou

By encoding logical qubits into specific types of photonic graph states, one can realize quantum repeaters that enable fast entanglement distribution rates approaching classical communication. However, the generation of these photonic graph…

Quantum Physics · Physics 2023-02-22 Yuan Zhan , Paul Hilaire , Edwin Barnes , Sophia E. Economou , Shuo Sun

Quantum communication technologies show great promise for applications ranging from the secure transmission of secret messages to distributed quantum computing. Due to fiber losses, long-distance quantum communication requires the use of…

Quantum Physics · Physics 2021-02-17 Paul Hilaire , Edwin Barnes , Sophia E. Economou

Multi-qubit entangled photonic graph states are an important ingredient for all-photonic quantum computing, repeaters and networking. Preparing them using probabilistic stitching of single photons using linear optics presents a formidable…

Quantum Physics · Physics 2025-12-12 Eneet Kaur , Ashlesha Patil , Saikat Guha

We propose a scheme to distribute graph states over quantum networks in the presence of noise in the channels and in the operations. The protocol can be implemented efficiently for large graph sates of arbitrary (complex) topology. We…

Quantum Physics · Physics 2012-12-12 Martí Cuquet , John Calsamiglia
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