Advances in space quantum communications

JS Sidhu, SK Joshi, M Gündoğan… - IET Quantum …, 2021 - Wiley Online Library
Concerted efforts are underway to establish an infrastructure for a global quantum Internet to
realise a spectrum of quantum technologies. This will enable more precise sensors, secure …

The quantum internet: A synergy of quantum information technologies and 6G networks

GG Rozenman, NK Kundu, R Liu… - IET Quantum …, 2023 - Wiley Online Library
The quantum internet is a cutting‐edge paradigm that uses the unique characteristics of
quantum technology to radically alter communication networks. This new network type is …

Proposal for space-borne quantum memories for global quantum networking

M Gündoğan, JS Sidhu, V Henderson… - npj Quantum …, 2021 - nature.com
Global-scale quantum communication links will form the backbone of the quantum internet.
However, exponential loss in optical fibres precludes any realistic application beyond few …

Simulating quantum repeater strategies for multiple satellites

J Wallnöfer, F Hahn, M Gündoğan, JS Sidhu… - Communications …, 2022 - nature.com
A global quantum repeater network involving satellite-based links is likely to have
advantages over fiber-based networks in terms of long-distance communication, since the …

Real-time gigahertz free-space quantum key distribution within an emulated satellite overpass

T Roger, R Singh, C Perumangatt, DG Marangon… - Science …, 2023 - science.org
Satellite quantum key distribution (SatQKD) intermediated by a trusted satellite in a low-
Earth orbit to ground stations along the satellite's path allows remote users to connect …

Finite key effects in satellite quantum key distribution

JS Sidhu, T Brougham, D McArthur, RG Pousa… - npj Quantum …, 2022 - nature.com
Global quantum communications will enable long-distance secure data transfer, networked
distributed quantum information processing, and other entanglement-enabled technologies …

Quantum repeaters in space

C Liorni, H Kampermann, D Bruß - New Journal of Physics, 2021 - iopscience.iop.org
Long-distance entanglement is a very precious resource, but its distribution is very difficult
due to the exponential losses of light in optical fibres. A possible solution consists in the use …

[HTML][HTML] Quantum physics in space

A Belenchia, M Carlesso, Ö Bayraktar, D Dequal… - Physics Reports, 2022 - Elsevier
Advances in quantum technologies are giving rise to a revolution in the way fundamental
physics questions are explored at the empirical level. At the same time, they are the seeds …

Spooky action at a global distance: analysis of space-based entanglement distribution for the quantum internet

S Khatri, AJ Brady, RA Desporte, MP Bart… - npj Quantum …, 2021 - nature.com
Recent experimental breakthroughs in satellite quantum communications have opened up
the possibility of creating a global quantum internet using satellite links. This approach …

[HTML][HTML] The ideal wavelength for daylight free-space quantum key distribution

M Abasifard, C Cholsuk, RG Pousa, A Kumar, A Zand… - APL Quantum, 2024 - pubs.aip.org
Quantum key distribution (QKD) has matured in recent years from laboratory proof-of-
principle demonstrations to commercially available systems. One of the major bottlenecks is …