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QKDNetSim+: Improvement of the quantum network simulator for NS-3
(Elsevier, 2024)
[Abstract]: The first Quantum Key Distribution (QKD) networks are currently being deployed, but the implementation cost is still prohibitive for most researchers. As such, there is a need for realistic QKD network simulators. ...
A privacy-preserving key transmission protocol to distribute QRNG keys using zk-SNARKs
(Elsevier B.V., 2024-04)
[Absctract]: High-entropy random numbers are an essential part of cryptography, and Quantum Random Number Generators (QRNG) are an emergent technology that can provide high-quality keys for cryptographic algorithms but ...
Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry
(EDP Sciences, 2024)
[Abstract] Context. Gravitational waves from black-hole (BH) merging events have revealed a population of extra-galactic BHs residing in short-period binaries with masses that are higher than expected based on most stellar ...
Methodology for obtaining the relative orbit and individual masses of Gaia astrometric binaries
(EDP Sciences, 2024-02)
[Abstract]: Context. The recent Gaia Data Release 3 has revealed a catalogue of more than eight hundred thousand binary systems. The release provides orbital solutions for half of the systems, with the majority of them ...
Gaia Focused Product Release: A catalogue of sources around quasars to search for strongly lensed quasars
(EDP Sciences, 2024-05-17)
[Abstract]: Context. Strongly lensed quasars are fundamental sources for cosmology. The Gaia space mission covers the entire sky with the unprecedented resolution of 0.18″ in the optical, making it an ideal instrument to ...
A search for Galactic post-asymptotic giant branch stars in Gaia DR3
(EDP Sciences, 2024)
[Abstract] Context. When low- and intermediate-mass stars leave the asymptotic giant branch (AGB) phase, and before they reach the planetary nebula stage, they enter a very brief and rather puzzling stellar evolutionary ...