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

2.8k citations

Showing 2017Show all

56 papers · 1 filter

cond-mat.mes-hall2017★ 87 cited

Engineering Hybrid Epitaxial InAsSb/Al Nanowire Materials for Stronger Topological Protection

Joachim E. Sestoft, Thomas Kanne, Aske Nørskov Gejl +11

The combination of strong spin-orbit coupling, large -factors, and the coupling to a superconductor can be used to create a topologically protected state in a semiconductor nano…

quant-ph2017★ 40 cited

Chip-to-chip entanglement of transmon qubits using engineered measurement fields

C. Dickel, J. J. Wesdorp, N. K. Langford +6

While the on-chip processing power in circuit QED devices is growing rapidly, an open challenge is to establish high-fidelity quantum links between qubits on different chips. Here,…

quant-ph2017★ 29 cited

Adaptive weight estimator for quantum error correction

S. T. Spitz, B. Tarasinski, C. W. J. Beenakker +1

Quantum error correction of a surface code or repetition code requires the pairwise matching of error events in a space-time graph of qubit measurements, such that the total weight…

cond-mat.mes-hall2017★ 137 cited

Observation of the 4-periodic Josephson effect in indium arsenide nanowires

Dominique Laroche, Daniël Bouman, David J. van Woerkom +9

Quantum computation by non-Abelian Majorana zero modes (MZMs) offers an approach to achieve fault tolerance by encoding quantum information in the non-local charge parity states of…

quant-ph2017★ 100 cited

SimulaQron - A simulator for developing quantum internet software

Axel Dahlberg, Stephanie Wehner

We introduce a simulator for a quantum internet with the specific goal to support software development. A quantum internet consists of local quantum processors, which are interconn…

quant-ph2017★ 17 cited

The Small Stellated Dodecahedron Code and Friends

Jonathan Conrad, Christopher Chamberland, Nikolas P. Breuckmann +1

We explore a distance-3 homological CSS quantum code, namely the small stellated dodecahedron code, for dense storage of quantum information and we compare its performance with the…

quant-ph2017★ 105 cited

Lowering qubit requirements for quantum simulations of fermionic systems

Mark Steudtner, Stephanie Wehner

The mapping of fermionic states onto qubit states, as well as the mapping of fermionic Hamiltonian into quantum gates enables us to simulate electronic systems with a quantum compu…

quant-ph2017★ 51 cited

Majorana-based fermionic quantum computation

T. E. O'Brien, P. Rożek, A. R. Akhmerov

Because Majorana zero modes store quantum information non-locally, they are protected from noise, and have been proposed as a building block for a quantum computer. We show how to…

quant-ph2017★ 75 cited

Demonstration of Entanglement Purification and Swapping Protocol to Design Quantum Repeater in IBM Quantum Computer

Bikash K. Behera, Swarnadeep Seth, Antariksha Das +1

Quantum communication is a secure way to transfer quantum information and to communicate with legitimate parties over distant places in a network. Although communication over a lon…

quant-ph2017★ 37 cited

Entanglement and secret-key-agreement capacities of bipartite quantum interactions and read-only memory devices

Siddhartha Das, Stefan Bäuml, Mark M. Wilde

A bipartite quantum interaction corresponds to the most general quantum interaction that can occur between two quantum systems in the presence of a bath. In this work, we determine…

quant-ph2017★ 95 cited

Evolution of Nanowire Transmons and Their Quantum Coherence in Magnetic Field

F. Luthi, T. Stavenga, O. W. Enzing +8

We present an experimental study of nanowire transmons at zero and applied in-plane magnetic field. With Josephson non-linearities provided by the nanowires, our qubits operate at…

cond-mat.mes-hall2017★ 274 cited

A Crossbar Network for Silicon Quantum Dot Qubits

R. Li, L. Petit, D. P. Franke +10

The spin states of single electrons in gate-defined quantum dots satisfy crucial requirements for a practical quantum computer. These include extremely long coherence times, high-f…

cond-mat.mes-hall2017★ 392 cited

Strong spin-photon coupling in silicon

N. Samkharadze, G. Zheng, N. Kalhor +6

We report the strong coupling of a single electron spin and a single microwave photon. The electron spin is trapped in a silicon double quantum dot and the microwave photon is stor…

cond-mat.supr-con2017★ 183 cited

Direct microwave measurement of Andreev-bound-state dynamics in a proximitized semiconducting nanowire

M. Hays, G. de Lange, K. Serniak +6

The modern understanding of the Josephson effect in mesosopic devices derives from the physics of Andreev bound states, fermionic modes that are localized in a superconducting weak…

quant-ph2017★ 71 cited

General method for extracting the quantum efficiency of dispersive qubit readout in circuit QED

C. C. Bultink, B. Tarasinski, N. Haandbaek +5

We present and demonstrate a general three-step method for extracting the quantum efficiency of dispersive qubit readout in circuit QED. We use active depletion of post-measurement…

cond-mat.mes-hall2017★ 520 cited

Quantized Majorana conductance

Hao Zhang, Chun-Xiao Liu, Sasa Gazibegovic +19

Majorana zero-modes hold great promise for topological quantum computing. Tunnelling spectroscopy in electrical transport is the primary tool to identify the presence of Majorana z…

cond-mat.mes-hall2017★ 37 cited

Superconducting quantum point contact with split gates in the two dimensional LaAlO3/SrTiO3 superfluid

Holger Thierschmann, Emre Mulazimoglu, Nicola Manca +3

One of the hallmark experiments of quantum transport is the observation of the quantized resistance in a point contact formed with split gates in GaAs/AlGaAs heterostructures. Bein…

cond-mat.mes-hall2017★ 13 cited

Transient and Sharvin resistances of Luttinger liquids

Thomas Kloss, Joseph Weston, Xavier Waintal

Although the intrinsic conductance of an interacting one-dimensional system is renormalized by the electron-electron correlations, it has been known for some time that this renorma…

cond-mat.mes-hall2017★ 11 cited

Non-linear and dot-dependent Zeeman splitting in GaAs/AlGaAs quantum dot arrays

V. P. Michal, T. Fujita, T. A. Baart +5

We study the Zeeman splitting in lateral quantum dots that are defined in GaAs-AlGaAs het- erostructures by means of split gates. We demonstrate a non-linear dependence of the spli…

cond-mat.mes-hall2017★ 44 cited

superconducting quantum interference through trivial edge states in InAs

Folkert K. de Vries, Tom Timmerman, Viacheslav P. Ostroukh +11

Josephson junctions defined in strong spin orbit semiconductors are highly interesting for the search for topological systems. However, next to topological edge states that emerge…

cond-mat.mes-hall2017★ 33 cited

Robust Helical Edge Transport in Quantum Spin Hall Quantum Wells

Rafal Skolasinski, Dmitry I. Pikulin, Jason Alicea +1

We show that burying of the Dirac point in semiconductor-based quantum-spin-Hall systems can generate unexpected robustness of edge states to magnetic fields. A detailed ${\bf k\cd…

cond-mat.mes-hall2017★ 2 cited

A capacitance spectroscopy-based platform for realizing gate-defined electronic lattices

T. Hensgens, U. Mukhopadhyay, P. Barthelemy +6

Electrostatic confinement in semiconductors provides a flexible platform for the emulation of interacting electrons in a two-dimensional lattice, including in the presence of gauge…

quant-ph2017★ 141 cited

Generating Grid States From Schrödinger Cat States without Post-Selection

Daniel J. Weigand, Barbara M. Terhal

Grid (or comb) states are an interesting class of bosonic states introduced by Gottesman, Kitaev and Preskill to encode a qubit into an oscillator. A method to generate or `breed'…

quant-ph2017★ 45 cited

Multi-path Summation for Decoding 2D Topological Codes

Ben Criger, Imran Ashraf

Fault tolerance is a prerequisite for scalable quantum computing. Architectures based on 2D topological codes are effective for near-term implementations of fault tolerance. To obt…