Mr. John Sharp Profile

John Sharp

Innovation Manager at Helia Photonics

SPIE Involvement:

Author

Area of Expertise:

optical coating , diode laser manufacture , semiconductor processing , optics , thin films , silicon photonics

Websites:

Company Website

Publications (4)

Proceedings Article | 13 March 2024 Presentation

Compact GaN based sources for atomic cooling

John MacArthur, Stephen Najda, Anthony Kelly, Nicola Parry, Shaun Jones, John Sharp, Loyd McKnight

Proceedings Volume PC12912, PC1291238 (2024) https://doi.org/10.1117/12.3002327

KEYWORDS: Gallium nitride, Laser frequency, Laser systems engineering, Laser stabilization, Ytterbium, Ultraviolet radiation, Strontium, Quantum systems, Quantum reading, Quantum limits

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Proceedings Article | 10 March 2020 Presentation

InGaN frequency stabilized high-power devices for atom-cooling and trapping enabling quantum technology (Conference Presentation)

Ludwig Prade, John Macarthur, Loyd McKnight, William Dorward, John Sharp, Stephen Najda, Piotr Perlin, Tadeusz Suski, Łucja Marona, Szymon Stanczyk, Przemek Wisniewski, Szymon Grzanka, Dario Schiavon, Michał Leszczynski

Proceedings Volume 11280, 112800X (2020) https://doi.org/10.1117/12.2546696

KEYWORDS: Indium gallium nitride, Gallium nitride, Optical amplifiers, Satellite navigation systems, Satellites, Light sources, Quantum optics, Coating, Semiconductor lasers, Strontium

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Proceedings Article | 13 March 2019 Presentation

Optimized design, growth, and operation of frequency-stabilised GaN laser diodes and GaN tapered amplifiers at 461 nm (Conference Presentation)

John Macarthur, Ludwig Prade, Christopher Carson, Caspar Clark, John Sharp, Yeshpal Singh, Kai Bongs, Steve Najda, P. Perlin, T. Suski, L. Marona, S. Stanczyk, P. Wisniewski, S. Grzanka, D. Schiavon, M. Leszczynski, Loyd McKnight

Proceedings Volume 10918, 109180R (2019) https://doi.org/10.1117/12.2509713

KEYWORDS: Gallium nitride, Semiconductor lasers, Optical amplifiers, Laser development, Light sources, Indium, Quantum wells, Optical clocks, Chemical species, Interferometry

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Proceedings Article | 8 March 2019 Presentation

GaN-based frequency stabilized seed laser and tapered amplifiers for first-stage strontium cooling (Conference Presentation)

Ludwig Prade, John Macarthur, Christopher Carson, Caspar Clark, John Sharp, Yeshpal Singh, Kai Bongs, Steve Najda, P. Perlin, T. Suski, L. Marona, S. Stanczyk, P. Wisniewski, S. Grzanka, D. Schiavon, M. Leszczyński, Loyd McKnight

Proceedings Volume 10926, 109260Q (2019) https://doi.org/10.1117/12.2509350

KEYWORDS: Gallium nitride, Optical amplifiers, Strontium, Laser stabilization, Navigation systems, Cooling systems, Satellite navigation systems, Satellites, Sensing systems, Light sources

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