output
20132026
most citedExperimental loophole-free violation of a Bell inequality using entangled electron spins separated by 1.3 km

2.8k citations

Showing 2023 · quant-phShow all

31 papers · 2 filters

quant-ph2023★ 11 cited

Lecture Notes on Quantum Electrical Circuits

Alessandro Ciani, David P. DiVincenzo, Barbara M. Terhal

During the last 30 years, stimulated by the quest to build superconducting quantum processors, a theory of quantum electrical circuits has emerged and this theory goes under the na…

quant-ph2023★ 15 cited

Heralded initialization of charge state and optical transition frequency of diamond tin-vacancy centers

Julia M. Brevoord, Lorenzo De Santis, Takashi Yamamoto +6

Diamond Tin-Vacancy centers have emerged as a promising platform for quantum information science and technology. A key challenge for their use in more complex quantum experiments a…

quant-ph2023★ 9 cited

Entanglement buffering with two quantum memories

Bethany Davies, Álvaro G. Iñesta, Stephanie Wehner

Quantum networks crucially rely on the availability of high-quality entangled pairs of qubits, known as entangled links, distributed across distant nodes. Maintaining the quality o…

quant-ph2023★ 61 cited

Tutorial: Remote entanglement protocols for stationary qubits with photonic interfaces

Hans K. C. Beukers, Matteo Pasini, Hyeongrak Choi +3

Generating entanglement between distant quantum systems is at the core of quantum networking. In recent years, numerous theoretical protocols for remote entanglement generation hav…

quant-ph2023★ 26 cited

Engineering Phonon-Qubit Interactions using Phononic Crystals

Kazuhiro Kuruma, Benjamin Pingault, Cleaven Chia +9

The ability to control phonons in solids is key for diverse quantum applications, ranging from quantum information processing to sensing. Often, phonons are sources of noise and de…

quant-ph2023★ 5 cited

Evaluating Three Levels of Quantum Metrics on Quantum-Inspire Hardware

Ward van der Schoot, Robert Wezeman, Pieter Thijs Eendebak +2

With the rise of quantum computing, many quantum devices have been developed and many more devices are being developed as we speak. This begs the question of which device excels at…

quant-ph2023★ 24 cited

Strong hole-photon coupling in planar Ge for probing charge degree and strongly-correlated states

Franco De Palma, Fabian Oppliger, Wonjin Jang +7

Semiconductor quantum dots (QDs) in planar germanium (Ge) heterostructures have emerged as front-runners for future hole-based quantum processors. Here, we present strong coupling…

quant-ph2023★ 29 cited

Fault-Tolerant One-Bit Addition with the Smallest Interesting Colour Code

Yang Wang, Selwyn Simsek, Thomas M. Gatterman +9

Fault-tolerant operations based on stabilizer codes are the state of the art in suppressing error rates in quantum computations. Most such codes do not permit a straightforward imp…

quant-ph2023★ 13 cited

A Control Architecture for Entanglement Generation Switches in Quantum Networks

Scarlett Gauthier, Gayane Vardoyan, Stephanie Wehner

Entanglement between quantum network nodes is often produced using intermediary devices - such as heralding stations - as a resource. When scaling quantum networks to many nodes, r…

quant-ph2023★ 7 cited

Flux-pulse-assisted Readout of a Fluxonium Qubit

Taryn V. Stefanski, Christian Kraglund Andersen

Much attention has focused on the transmon architecture for large-scale superconducting quantum devices, however, the fluxonium qubit has emerged as a possible successor. With a sh…

quant-ph2023

Towards a Realistic Model for Cavity-Enhanced Atomic Frequency Comb Quantum Memories

Shahrzad Taherizadegan, Jacob H. Davidson, Sourabh Kumar +2

Atomic frequency comb (AFC) quantum memory is a favorable protocol in long distance quantum communication. Putting the AFC inside an asymmetric optical cavity enhances the storage…

quant-ph2023★ 1 cited

Classifying fermionic states via many-body correlation measures

Mykola Semenyakin, Yevheniia Cheipesh, Yaroslav Herasymenko

Understanding the structure of quantum correlations in a many-body system is key to its computational treatment. For fermionic systems, correlations can be defined as deviations fr…

quant-ph2023★ 27 cited

Gate-tunable kinetic inductance parametric amplifier

Lukas Johannes Splitthoff, Jaap Joachim Wesdorp, Marta Pita-Vidal +2

Superconducting parametric amplifiers play a crucial role in the preparation and readout of quantum states at microwave frequencies, enabling high-fidelity measurements of supercon…

quant-ph2023★ 36 cited

Strong tunable coupling between two distant superconducting spin qubits

Marta Pita-Vidal, Jaap J. Wesdorp, Lukas J. Splitthoff +4

Superconducting (or Andreev) spin qubits have recently emerged as an alternative qubit platform with realizations in semiconductor-superconductor hybrid nanowires. In these qubits,…

quant-ph2023★ 16 cited

Connecting Quantum Cities: Simulation of a Satellite-Based Quantum Network

Raja Yehia, Matteo Schiavon, Valentina Marulanda Acosta +4

We present and analyse an architecture for a European-scale quantum network using satellite links to connect Quantum Cities, which are metropolitan quantum networks with minimal ha…

quant-ph2023★ 49 cited

Mapping a 50-spin-qubit network through correlated sensing

G. L. van de Stolpe, D. P. Kwiatkowski, C. E. Bradley +7

Spins associated to optically accessible solid-state defects have emerged as a versatile platform for exploring quantum simulation, quantum sensing and quantum communication. Pione…

quant-ph2023★ 20 cited

Performance metrics for the continuous distribution of entanglement in multi-user quantum networks

Álvaro G. Iñesta, Stephanie Wehner

Entangled states shared among distant nodes are frequently used in quantum network applications. When quantum resources are abundant, entangled states can be continuously distribut…

quant-ph2023★ 13 cited

Resource-efficient fault-tolerant one-way quantum repeater with code concatenation

Kah Jen Wo, Guus Avis, Filip Rozpędek +6

One-way quantum repeaters where loss and operational errors are counteracted by quantum error correcting codes can ensure fast and reliable qubit transmission in quantum networks.…

quant-ph2023★ 34 cited

Mapping quantum circuits to modular architectures with QUBO

Medina Bandic, Luise Prielinger, Jonas Nüßlein +8

Modular quantum computing architectures are a promising alternative to monolithic QPU (Quantum Processing Unit) designs for scaling up quantum devices. They refer to a set of inter…

quant-ph2023★ 6 cited

Asymmetric node placement in fiber-based quantum networks

Guus Avis, Robert Knegjens, Anders S. Sørensen +1

Restrictions imposed by existing infrastructure can make it hard to ensure an even spacing between the nodes of future fiber-based quantum networks. We here investigate the negativ…

quant-ph2023★ 34 cited

Frequency tunable, cavity-enhanced single erbium quantum emitter in the telecom band

Yong Yu, Dorian Oser, Gaia Da Prato +7

Single quantum emitters embedded in solid-state hosts are an ideal platform for realizing quantum information processors and quantum network nodes. Among the currently-investigated…

quant-ph2023★ 2 cited

Minimizing readout-induced noise for early fault-tolerant quantum computers

Yunzhe Zheng, Keita Kanno

Quantum error correcting code can diagnose potential errors and correct them based on measured outcomes by leveraging syndrome measurement. However, mid-circuit measurement has bee…

quant-ph2023★ 20 cited

Holographic Codes from Hyperinvariant Tensor Networks

Matthew Steinberg, Sebastian Feld, Alexander Jahn

Holographic quantum-error correcting codes are models of bulk/boundary dualities such as the anti-de Sitter/conformal field theory (AdS/CFT) correspondence, where a higher-dimensio…

quant-ph2023★ 45 cited

All-microwave leakage reduction units for quantum error correction with superconducting transmon qubits

J. F. Marques, H. Ali, B. M. Varbanov +9

Minimizing leakage from computational states is a challenge when using many-level systems like superconducting quantum circuits as qubits. We realize and extend the quantum-hardwar…