Dr. Andy Schreier Profile

Dr. Andy Schreier

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Publications (5)

Proceedings Article | 29 September 2023 Presentation

Optical Beam-steering and polarization property of a liquid crystal laser

Guanxiong Zhang, Andy Schreier, Chao He, Atchutananda Surampudi, Grahame Faulkner, Steve Elston, Dominic O'Brien, Stephen Morris

Proceedings Volume PC12658, PC1265805 (2023) https://doi.org/10.1117/12.2676363

KEYWORDS: Liquid crystals, Polarization, Laser optics, Beam steering, Tunable lasers, Liquid crystal lasers, Integrated optics, Polarization gratings, Phase shifts, Optical simulations

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Proceedings Article | 11 January 2023 Presentation + Paper

Towards the engineering of a quantum key distribution receiver robust to ambient light

Vincent Lee, Andy Schreier, Grahame Faulkner, Dominic O'Brien

Proceedings Volume 12335, 123350A (2023) https://doi.org/10.1117/12.2645135

KEYWORDS: Quantum key distribution, Receivers, Photon counting, Sunlight, Optical filters, LED lighting, Light emitting diodes, Spectroscopy, Design and modelling

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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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Proceedings Article | 11 April 2019 Paper

Comparison of solution approaches for distributed humidity sensing in perfluorinated graded-index polymer optical fibers

Andy Schreier, Sascha Liehr, Aleksander Wosniok, Katerina Krebber

Proceedings Volume 11028, 1102808 (2019) https://doi.org/10.1117/12.2522307

KEYWORDS: Humidity, Fiber Bragg gratings, Signal attenuation, Backscatter, Fiber optics sensors, Spatial resolution, Sensors, Absorption, Polymer optical fibers, Rayleigh scattering

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Proceedings Article | 16 May 2017 Paper

Toward investigation of Brillouin scattering in multimode polymer and silica optical fibers

Aleksander Wosniok, Andy Schreier

Proceedings Volume 10232, 102320M (2017) https://doi.org/10.1117/12.2267823

KEYWORDS: Silica, Optical testing, Fiber optics tests, Single mode fibers, Signal attenuation

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