49 citations · 250 across the 19 of their papers we have counts for
20 papers
Limitations of Error Model Approximations in Quantum Network Simulation
Julia Freund, Jorge Miguel-Ramiro, Julius Wallnöfer +1
Efficient classical simulation of large-scale quantum networks frequently relies on noise approximations, which consider a restricted set of operators to describe noisy channels an…
Localized Entanglement Purification
Katerina Stloukalova, Jorge Miguel-Ramiro, Wolfgang Dür +1
Entanglement purification protocols are fundamental primitives in quantum communication, enabling the distillation of high-quality entanglement using only local operations and clas…
Universal Nested Quantum Switch
Jorge Miguel-Ramiro, Maria Flors Mor-Ruiz, Wolfgang Dür
The quantum switch is a basic network primitive that allows one to connect multiple nodes in a quantum network via a central node. We show that the same functionality can be achiev…
Flexible Qubit Allocation of Network Resource States
Francesco Mazza, Jorge Miguel-Ramiro, Jessica Illiano +4
The Quantum Internet is still in its infancy, yet identifying scalable and resilient quantum network resource states is an essential task for realizing it. We explore the use of gr…
Self-Configuring Quantum Networks with Superposition of Trajectories
Albie Chan, Zheng Shi, Jorge Miguel-Ramiro +3
Quantum networks are a backbone of future quantum technologies thanks to their role in communication and scalable quantum computing. However, their performance is challenged by noi…
QPing: a Quantum Ping Primitive for Quantum Networks
Jorge Miguel-Ramiro, Jessica Illiano, Francesco Mazza +5
We introduce the concept of Quantum Ping (QPing) as a diagnostic primitive for future quantum networks, designed to assess whether two or more end nodes can establish practical qua…
Quantum Simulation of Noisy Quantum Networks
Ferran Riera-Sàbat, Jorge Miguel-Ramiro, Wolfgang Dür
Complex quantum networks are not only hard to establish, but also difficult to simulate due to the exponentially growing state space and noise-induced imperfections. In this work,…
Merging-Based Quantum Repeater
Maria Flors Mor-Ruiz, Jorge Miguel-Ramiro, Julius Wallnöfer +2
We introduce an alternative approach for the design of quantum repeaters based on generating entangled states of growing size. The scheme utilizes quantum merging operations, also…
Graph State Fission
Jorge Miguel-Ramiro, Wolfgang Dür
Graph states are a fundamental entanglement resource for multipartite quantum applications which are in general challenging to transform efficiently. While fusion operations for me…
Improving entanglement purification through coherent superposition of roles
Jorge Miguel-Ramiro, Alexander Pirker, Wolfgang Dür
Entanglement purification and distillation protocols are essential for harnessing the full potential of quantum communication technologies. Multiple strategies have been proposed t…
Enhancing Quantum Computation via Superposition of Quantum Gates
Jorge Miguel-Ramiro, Zheng Shi, Luca Dellantonio +3
Overcoming the influence of noise and imperfections in quantum devices is one of the main challenges for viable quantum applications. In this article, we present different protocol…
Superposed Quantum Error Mitigation
Jorge Miguel-Ramiro, Zheng Shi, Luca Dellantonio +3
Overcoming the influence of noise and imperfections is a major challenge in quantum computing. Here, we present an approach based on applying a desired unitary computation in super…
Quantum Repeater for W states
Jorge Miguel-Ramiro, Ferran Riera-Sàbat, Wolfgang Dür
W states are a valuable resource for various quantum information tasks, and several protocols to generate them have been proposed and implemented. We introduce a quantum repeater p…
Nondestructive Verification of Entangled States via Fidelity Witnessing
Ferran Riera-Sàbat, Jorge Miguel-Ramiro, Wolfgang Dür
Assessing the quality of an ensemble of noisy entangled states is a central task in quantum information processing. Usually this is done by measuring and hence destroying multiple…
Collective Operations Can Exponentially Enhance Quantum State Verification
Jorge Miguel-Ramiro, Ferran Riera-Sàbat, Wolfgang Dür
Maximally entangled states are a key resource in many quantum communication and computation tasks, and their certification is a crucial element to guarantee the desired functionali…
Optimized Quantum Networks
Jorge Miguel-Ramiro, Alexander Pirker, Wolfgang Dür
The topology of classical networks is determined by physical links between nodes, and after a network request the links are used to establish the desired connections. Quantum netwo…
Coherent randomized benchmarking
Jorge Miguel-Ramiro, Alexander Pirker, Wolfgang Dür
Randomized benchmarking is a powerful technique to efficiently estimate the performance and reliability of quantum gates, circuits and devices. Here we propose to perform randomize…
Genuine quantum networks: superposed tasks and addressing
Jorge Miguel-Ramiro, Alexander Pirker, Wolfgang Dür
We show how to make quantum networks, both standard and entanglement-based, genuine quantum by providing them with the possibility of handling superposed tasks and superposed addre…
Delocalized information in quantum networks
Jorge Miguel-Ramiro, Wolfgang Dür
We consider entanglement-based quantum networks where information is stored in a delocalized way within regions or the whole network. This offers a natural protection against failu…
Efficient entanglement purification protocols for d-level systems
Jorge Miguel-Ramiro, Wolfgang Dür
We introduce entanglement purification protocols for d-level systems (qudits) with improved efficiency as compared to previous protocols. While we focus on protocols for bipartite…