Dr. Douglas Bamford Profile

Dr. Douglas Bamford

Principal Research Scientist

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Publications (10)

Proceedings Article | 7 June 2024 Poster + Paper

Comparison of nano holes and nano pillars moth eye structures for mid-wave infrared

Rachit Sood, Chaoran Tu, Joel Hensley, Douglas Bamford, David Woolf, Narsingh Singh, Curtis Menyuk, Fow-Sen Choa

Proceedings Volume 13030, 130300H (2024) https://doi.org/10.1117/12.3013933

KEYWORDS: Eye, Gallium arsenide, Scanning electron microscopy, Mid infrared, Reflection, Solar cells, Contamination, Refractive index, Lithography, Fabrication

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Proceedings Article | 28 February 2020 Paper

Design and fabrication of nanostructure for mid-IR antireflection surface texturing applications

Rachit Sood, Fatima Nafisa, Douglas Bamford, David Woolf, Joel Hensley, Narsingh Singh, Fow-Sen Choa

Proceedings Volume 11292, 112921F (2020) https://doi.org/10.1117/12.2548392

KEYWORDS: Semiconducting wafers, Gallium arsenide, Photoresist materials, Nanolithography, Photomasks, Etching, Computer aided design, Photoresist developing, Nanostructures, Scanning electron microscopy

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Proceedings Article | 31 January 2020 Paper

Reproducible array image translation and recreation in nano photolithography

Rachit Sood, Chaoran Tu, Douglas Bamford, Joel Hensley, David Woolf, C. Menyuk, Fow-Sen Choa

Proceedings Volume 11288, 1128824 (2020) https://doi.org/10.1117/12.2550387

KEYWORDS: Photomasks, Optical lithography, Fourier transforms, Antireflective coatings, Lithography, Nanolithography, Photoresist materials, Near field diffraction, Ultraviolet radiation, Gallium arsenide

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Proceedings Article | 24 February 2012 Paper

UV laser beam switching system for Yb trapped ion quantum information processing

David Scherer, Joel Hensley, Krishnan Parameswaran, Douglas Bamford, Emily Mount, Stephen Crain, Jungsang Kim

Proceedings Volume 8272, 827219 (2012) https://doi.org/10.1117/12.906780

KEYWORDS: Microelectromechanical systems, Ions, Ultraviolet radiation, Mirrors, Crystals, Switching, Switches, Quantum communications, Quantum computing, Computing systems

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Proceedings Article | 28 February 2006 Paper

High-power solid-state sodium guidestar laser for the Gemini North Observatory

Allen Tracy, Allen Hankla, Camilo Lopez, David Sadighi, Ken Groff, Céline d'Orgeville, Michael Sheehan, Douglas Bamford, Scott Sharpe, David Cook

Proceedings Volume 6100, 61001H (2006) https://doi.org/10.1117/12.659910

KEYWORDS: Crystals, Telescopes, Mode locking, Gemini Observatory, Adaptive optics, Laser guide stars, Continuous wave operation, Sodium, Diagnostics, Semiconductor lasers

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Proceedings Article | 23 February 2006 Paper

Multi-watt 589nm fiber laser source

Jay Dawson, Alex Drobshoff, Raymond Beach, Michael Messerly, Stephen Payne, Aaron Brown, Deanna Pennington, Douglas Bamford, Scott Sharpe, David Cook

Proceedings Volume 6102, 61021F (2006) https://doi.org/10.1117/12.644947

KEYWORDS: Fiber lasers, Fiber amplifiers, Crystals, Laser systems engineering, Neodymium, Pulsed laser operation, Semiconductor lasers, Optical amplifiers, Polarization, Modulation

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Proceedings Article | 23 March 2005 Paper

Generation of visible and mid-infrared radiation in periodically poled nearly stoichiometric lithium tantalate

Douglas Bamford, David Cook, Scott Sharpe, Aaron Van Pelt

Proceedings Volume 5710, (2005) https://doi.org/10.1117/12.588824

KEYWORDS: Second-harmonic generation, Lithium, Crystals, Visible radiation, Mid-IR, Nd:YAG lasers, Semiconducting wafers, Laser crystals, Frequency conversion, Temperature metrology

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Proceedings Article | 14 June 2004 Paper

Periodic poling of stoichiometric lithium tantalate

Douglas Bamford, David Cook, Scott Sharpe

Proceedings Volume 5337, (2004) https://doi.org/10.1117/12.528311

KEYWORDS: Semiconducting wafers, Lithium, Crystals, Second-harmonic generation, Photoresist materials, Power supplies, Oxides, Frequency conversion, Electrodes, Temperature metrology

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Proceedings Article | 23 September 2002 Paper

Spectroscopic detection of methane using a portable room-temperature mid-IR laser source based on guided-wave difference-frequency generation

Douglas Bamford, Max Loewenstein, Hansjuerg Jost, David Cook

Proceedings Volume 4817, (2002) https://doi.org/10.1117/12.453731

KEYWORDS: Laser sources, Waveguides, Methane, Semiconductor lasers, Mid-IR, Prototyping, Optical fibers, Lithium niobate, Absorption, Spectroscopy

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Proceedings Article | 24 April 1995 Paper

Bulk poling of lithium niobate for frequency conversion applications

William Bischel, Simon Field, Douglas Bamford, Mark Dyer, David Deacon

Proceedings Volume 2397, (1995) https://doi.org/10.1117/12.206886

KEYWORDS: Crystals, Infrared radiation, Second-harmonic generation, Laser crystals, Lithium niobate, Semiconductor lasers, Optical parametric oscillators, Frequency conversion, Nonlinear crystals, Harmonic generation

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Showing 5 of 10 publications

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