Mr. Oliver J. Sheppard Profile

Oliver J. Sheppard

at Univ College London

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Author

Publications (3)

Proceedings Article | 11 August 2023 Paper

Interrogating Fabry-Perot ultrasound sensors with Bessel beams for photoacoustic imaging

Dylan Marques, Oliver Sheppard, Edward Zhang, Paul Beard, Peter R. T. Munro, James Guggenheim

Proceedings Volume 12631, 126310U (2023) https://doi.org/10.1117/12.2675686

KEYWORDS: Bessel beams, Sensors, Gaussian beams, Acquisition tracking and pointing, Acoustics, Frequency response, Ultrasonography, Photoacoustic tomography, Fabry–Perot interferometers, Mirrors

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Proceedings Article | 9 March 2023 Presentation

Increasing the sensitivity of Fabry-Perot ultrasound sensor using Bessel beam interrogation: a feasibility study

Dylan Marques, Oliver Sheppard, Edward Zhang, Paul Beard, Peter R. Munro, James Guggenheim

Proceedings Volume PC12379, PC123790F (2023) https://doi.org/10.1117/12.2652174

KEYWORDS: Sensors, Bessel beams, Photoacoustic tomography, Fabry–Perot interferometers, Imaging systems, Tissue optics, Acquisition tracking and pointing, Prototyping, Image sensors, Image resolution

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Proceedings Article | 5 March 2020 Presentation + Paper

Interrogation of Fabry-Pérot ultrasound sensors with Bessel beams

Oliver Sheppard, James Guggenheim, Dylan Marques, Rehman Ansari, Edward Zhang, Paul Beard, Peter R. Munro

Proceedings Volume 11240, 1124014 (2020) https://doi.org/10.1117/12.2551305

KEYWORDS: Bessel beams, Sensors, Reflectivity, Ultrasonography, Fabry–Perot interferometers, Mirrors, Axicons, Gaussian beams, Visibility, Silica

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