Dr. Richard J. Oram Profile

Dr. Richard J. Oram

GN Senior Laser and Optical Engineer at Gemini Observatory

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Author

Publications (5)

Proceedings Article | 13 September 2012 Paper

Increasing sky coverage with the Gemini North ALTAIR/LGS AO system

Julian Christou, Maxime Boccas, Angelic Ebbers, Richard McDermid, Richard Oram, Chadwick Trujillo, Brian Walls

Proceedings Volume 8447, 84473E (2012) https://doi.org/10.1117/12.925507

KEYWORDS: Stars, Sodium, Adaptive optics, Gemini Observatory, National Ignition Facility, Laser guide stars, Point spread functions, Rayleigh scattering, Linear filtering, Wavefront sensors

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Proceedings Article | 30 July 2010 Paper

Changes and improvements to the Gemini North Aircraft Avoidance Program at the Gemini North Laser Guide Star facility on Mauna Kea

Jon Archambeau, Richard Oram, Michael Sheehan

Proceedings Volume 7737, 77372B (2010) https://doi.org/10.1117/12.857584

KEYWORDS: Gemini Observatory, Laser guide stars, Observatories, Laser safety, Cameras, Laser beam propagation, Keck Observatory, Adaptive optics, Telescopes, Fourier transforms

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Proceedings Article | 28 July 2010 Paper

System overview of 30 W and 55 W sodium guide star laser systems

Nicholas Sawruk, Ian Lee, Munib Jalali, Zachary Prezkuta, Ken Groff, Jared Roush, Nathan Rogers, Bruce Tiemann, Steve Hannon, Joe Alford, Céline d'Orgeville, Vincent Fesquet, Richard Oram, Sean Adkins, Kenny Grace

Proceedings Volume 7736, 77361Y (2010) https://doi.org/10.1117/12.858218

KEYWORDS: Optical amplifiers, Gemini Observatory, Laser systems engineering, Observatories, Atomic force microscopy, Sodium, Laser guide stars, Molybdenum, Control systems, Waveguides

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Proceedings Article | 28 July 2010 Paper

Gemini North Laser Guide Star System: operations and maintenance review

Richard Oram, Vincent Fesquet, Robert Wyman, Celine d'Orgeville

Proceedings Volume 7736, 77364Y (2010) https://doi.org/10.1117/12.857944

KEYWORDS: Gemini Observatory, Mirrors, Laser systems engineering, Telescopes, Laser guide stars, Adaptive optics, Reliability, Fourier transforms, Semiconductor lasers, Sodium

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Proceedings Article | 31 May 2006 Paper

Improved throughput of deep high-aspect-ratio trenches using split-beam laser ablation

David Braun, Jianhui Gu, Richard Oram

Proceedings Volume 6261, 62612C (2006) https://doi.org/10.1117/12.668609

KEYWORDS: Laser ablation, Beam splitters, Silicon, Semiconductor lasers, Mirrors, Process modeling, Pulsed laser operation, Diode pumped solid state lasers, Polarizing prisms, Laser cutting

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