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19952026
most citedHigh Electron Mobility, Quantum Hall Effect and Anomalous Optical Response in Atomically Thin InSe

1.3k citations

Showing 2018 · quant-phShow all

7 papers · 2 filters

quant-ph2018★ 26 cited

Security of quantum key distribution with detection-efficiency mismatch in the single-photon case: Tight bounds

M. K. Bochkov, A. S. Trushechkin

One of the challenges in practical quantum key distribution is dealing with efficiency mismatch between different threshold single-photon detectors. There are known bounds for the…

quant-ph2018★ 9 cited

Probing the Tavis-Cummings level splitting with intermediate-scale superconducting circuits

Ping Yang, Jan David Brehm, Juha Leppäkangas +7

We demonstrate the local control of up to eight two-level systems interacting strongly with a microwave cavity. Following calibration, the frequency of each individual two-level sy…

quant-ph2018★ 12 cited

Comment on "Inherent security of phase coding quantum key distribution systems against detector blinding attacks" [Laser Phys. Lett. 15, 095203 (2018)]

Aleksey Fedorov, Ilja Gerhardt, Anqi Huang +8

This is a brief comment on the Letter by Balygin and his coworkers [Laser Phys. Lett. 15, 095203 (2018)]. We point out an error that invalidates the Letter's conclusions.

quant-ph2018★ 61 cited

Implementation vulnerabilities in general quantum cryptography

Anqi Huang, Stefanie Barz, Erika Andersson +1

Quantum cryptography is information-theoretically secure owing to its solid basis in quantum mechanics. However, generally, initial implementations with practical imperfections mig…

quant-ph2018★ 115 cited

Homodyne-detector-blinding attack in continuous-variable quantum key distribution

Hao Qin, Rupesh Kumar, Vadim Makarov +1

We propose an efficient strategy to attack a continuous-variable quantum key distribution (CV-QKD) system, that we call homodyne detector blinding. This attack strategy takes advan…

quant-ph2018★ 1 cited

Symmetry and decoherence-free subspaces in quantum neural networks

M. V. Altaisky, N. E. Kaputkina, V. A. Krylov

Evolution of quantum states of array of quantum dots is analyzed by means of numerical solution of the von Neumann equation. For two qubit system with dipole-dipole interaction and…

quant-ph2018★ 36 cited

Local Sensing with the Multi-Level AC Stark Effect

Andre Schneider, Jochen Braumüller, Lingzhen Guo +5

Analyzing weak microwave signals in the GHz regime is a challenging task if the signal level is very low and the photon energy widely undefined. A superconducting qubit can detect…