94 citations · 239 across the 14 of their papers we have counts for
13 papers · 1 filter
Quantum secret sharing in tripartite superconducting network
W. K. Yam, C. Wilkinson, S. Gandorfer +6
Superconducting microwave quantum networks is a rapidly developing field, enabling distributed quantum computing and holding a promise for hybrid architectures in quantum internet.…
Practical quantum teleportation with finite-energy codebooks
W. K. Yam, M. Renger, S. Gandorfer +2
Quantum communication exploits non-classical correlations to achieve efficient and unconditionally secure exchange of information. In particular, the quantum teleportation protocol…
Probing an electron spin ensemble with squeezed microwave signals
P. Oehrl, F. Fesquet, K. E. Honasoge +5
The efficient transfer of quantum states into a long-lived storage unit such as solid-state spin ensembles is widely recognized as a critical challenge with significant implication…
Fabrication of low-loss Josephson parametric devices
K. E. Honasoge, M. Handschuh, W. K. Yam +7
Superconducting circuits incorporating Josephson elements represent a promising hardware platform for quantum technologies. Potential applications include scalable quantum computin…
Imperfect photon detection in quantum illumination
F. Kronowetter, M. Würth, W. Utschick +2
In quantum illumination, various detection schemes have been proposed for harnessing remaining quantum correlations of the entanglement-based resource state. To this date, the only…
Cryogenic microwave link for quantum local area networks
W. K. Yam, M. Renger, S. Gandorfer +16
Scalable quantum information processing with superconducting circuits is expected to advance from individual processors located in single dilution refrigerators to more powerful di…
Two-dimensional Planck spectroscopy for microwave photon calibration
S. Gandorfer, M. Renger, W. K. Yam +4
Quantum state tomography of weak microwave signals is an important part of many protocols in the field of quantum information processing with superconducting circuits. This step ty…
Quantum microwave parametric interferometer
F. Kronowetter, F. Fesquet, M. Renger +7
Classical interferometers are indispensable tools for the precise determination of various physical quantities. Their accuracy is bound by the standard quantum limit. This limit ca…
Flow of quantum correlations in noisy two-mode squeezed microwave states
M. Renger, S. Pogorzalek, F. Fesquet +10
We study nonclassical correlations in propagating two-mode squeezed microwave states in the presence of noise. We focus on two different types of correlations, namely, quantum enta…
Quantum probe of an on-chip broadband interferometer for quantum microwave photonics
P. Eder, T. Ramos, J. Goetz +11
Quantum microwave photonics aims at generating, routing, and manipulating propagating quantum microwave fields in the spirit of optical photonics. To this end, the strong nonlinear…
Quantum illumination reveals phase-shift inducing cloaking
U. Las Heras, R. Di Candia, K. G. Fedorov +3
In quantum illumination entangled light is employed to enhance the detection accuracy of an object when compared with the best classical protocol. On the other hand, cloaking is a…
Second-order decoherence mechanisms of a transmon qubit probed with thermal microwave states
J. Goetz, F. Deppe, P. Eder +9
Thermal microwave states are omnipresent noise sources in superconducting quantum circuits covering all relevant frequency regimes. We use them as a probe to identify three second-…
Quantum teleportation of propagating quantum microwaves
R. Di Candia, K. G. Fedorov, L. Zhong +7
Propagating quantum microwaves have been proposed and successfully implemented to generate entanglement, thereby establishing a promising platform for the realisation of a quantum…