February 2021 - Quantum Communications Hub

February 27, 2021

Quantum Receiver for Phase-Shift Keying at the Single-Photon Level

Sidhu J.S., Izumi S., Neergaard-Nielsen J.S., Lupo C., Andersen U.L. ‘Quantum Receiver for Phase-Shift Keying at the Single-Photon Level’. PRX Quantum 2, 010332. DOI: 10.1103/PRXQuantum.2.010332

February 26, 2021

Photonic quantum data locking

By Zixin Huang, Peter P. Rohde, Dominic W. Berry, Pieter Kok, Jonathan P. Dowling & Cosmo Lupo. Submitted to arXiv on 21 July 2020.

February 25, 2021

Parity-swap state comparison amplifier for Schrödinger cat states

Tatsi G, Mazzarella L, Jeffers J. 2021, ‘Parity-swap state comparison amplifier for Schrödinger cat states’, Phys. Rev. A 103, 023709. DOI: https://doi.org/10.1103/PhysRevA.103.023709

February 24, 2021

Quantum Conference Key Agreement with Photon Loss

By Singkanipa P & Kok P. Submitted to arXiv on 5 January 2021.

February 22, 2021

Tight Bounds on the Simultaneous Estimation of Incompatible Parameters

Sidhu J S, Ouyang Y, Campbell E T, Kok P. Tight Bounds on the Simultaneous Estimation of Incompatible Parameters, Phys. Rev. X 11, 011028. DOI: 10.1103/PhysRevX.11.011028

February 16, 2021

Tight finite-key security for twin-field quantum key distribution

Currás-Lorenzo G, Navarrete A, Azuma K, Kato G, Curty M, Razavi M. Tight finite-key security for twin-field quantum key distribution, NPJ Quantum Information; London Vol. 7, Iss. 1 (2021). DOI: 10.1038/s41534-020-00345-3

February 12, 2021

Device-independent randomness expansion against quantum side information

Liu, WZ., Li, MH., Ragy, S. et al. Device-independent randomness expansion against quantum side information. Nat. Phys. (2021). https://doi.org/10.1038/s41567-020-01147-2

February 10, 2021

Scalable authentication and optimal flooding in a quantum network

By Naomi R. Solomons, Alasdair I. Fletcher, Djeylan Aktas et al.

February 8, 2021

How Quantum is Quantum Counterfactual Communication?

Hance, J.R., Ladyman, J. & Rarity, J. How Quantum is Quantum Counterfactual Communication?. Found Phys 51, 12 (2021). https://doi.org/10.1007/s10701-021-00412-5

February 2, 2021

Homodyne-based quantum random number generator at 2.9 Gbps secure against quantum side-information

Gehring, T., Lupo, C., Kordts, A. et al. Homodyne-based quantum random number generator at 2.9 Gbps secure against quantum side-information. Nat Commun 12, 605 (2021). https://doi.org/10.1038/s41467-020-20813-w

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