Dr. David Lowndes Profile

Dr. David Lowndes

at Univ of Bristol

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Publications (3)

Proceedings Article | 11 January 2023 Presentation + Paper

Design and test of optical payload for polarization encoded QKD for nanosatellites

Jaya Sagar, Elliott Hastings, Peide Zhang, Milan Stefko, David Lowndes, Daniel Oi, John Rarity, Siddarth Joshi

Proceedings Volume 12335, 1233509 (2023) https://doi.org/10.1117/12.2645103

KEYWORDS: Semiconductor lasers, Quantum key distribution, Polarization, Satellites, Design and modelling, Optical filters, Quantum communications, Diodes, Beam splitters, Satellite communications

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Proceedings Article | 6 October 2021 Presentation

Practical quantum tokens without quantum memories and experimental tests

Damián Pitalúa-García, Adrian Kent, David Lowndes, John Rarity

Proceedings Volume 11881, 118810C (2021) https://doi.org/10.1117/12.2599038

KEYWORDS: Quantum memory, Quantum cryptography, Quantum communications, Security technologies, Quantum information, Information security, Single photon detectors, Single photon, Sensors, Quantum key distribution

Proceedings Article | 6 October 2021 Presentation + Paper

Characterising a handheld quantum key distribution system with emulated beam steering

David Lowndes, Andy Schreier, Dominic O'Brien, John Rarity

Proceedings Volume 11881, 1188107 (2021) https://doi.org/10.1117/12.2603355

KEYWORDS: Quantum key distribution, Beam steering, Quantum communications

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