Mr. Brian K. Hatchell Profile

Brian K. Hatchell

at Pacific Northwest National Lab

SPIE Involvement:

Author

Publications (9)

Proceedings Article | 9 May 2012 Paper

Wide-field-of-view millimeter-wave telescope design with ultra-low cross-polarization

Bruce Bernacki, James Kelly, David Sheen, Brian Hatchell, Patrick Valdez, Jonathan Tedeschi, Thomas Hall, Douglas McMakin

Proceedings Volume 8362, 836207 (2012) https://doi.org/10.1117/12.917773

KEYWORDS: Optical instrument design, Reflectors, Optical design, Polarization, Millimeter wave imaging, Telescopes, Mirrors, Imaging systems, Monochromatic aberrations, Telescope design

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Proceedings Article | 28 February 2012 Paper

Passive fully polarimetric W-band millimeter-wave imaging

B. Bernacki, J. Kelly, D. Sheen, D. McMakin, J. Tedeschi, R. Harris, A. Mendoza, T. Hall, B. Hatchell, P. L. Valdez

Proceedings Volume 8259, 82590F (2012) https://doi.org/10.1117/12.909756

KEYWORDS: Extremely high frequency, Polarimetry, Imaging systems, Polarization, Image enhancement, Passive millimeter wave imaging, Radiometry, Millimeter wave imaging, Image analysis, Principal component analysis

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Proceedings Article | 26 May 2011 Paper

Phenomenology studies using a scanning fully polarimetric passive W-band millimeter-wave imager

B. Bernacki, J. Kelly, D. Sheen, D. McMakin, J. Tedeschi, T. Hall, B. Hatchell, P. L. Valdez

Proceedings Volume 8022, 80220C (2011) https://doi.org/10.1117/12.883545

KEYWORDS: Extremely high frequency, Polarization, Imaging systems, Polarimetry, Image analysis, Principal component analysis, Radiometry, Passive millimeter wave imaging, Reflectors, Wind energy

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Proceedings Article | 27 April 2010 Paper

Standoff concealed weapon detection using a 350-GHz radar imaging system

David Sheen, Thomas Hall, Ronald Severtsen, Douglas McMakin, Brian Hatchell, Patrick Valdez

Proceedings Volume 7670, 767008 (2010) https://doi.org/10.1117/12.852788

KEYWORDS: Imaging systems, Standoff detection, Transceivers, Mirrors, Weapons, 3D image processing, Reflectors, Prototyping, Scanners, Explosives

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Proceedings Article | 9 April 2010 Paper

Missile captive carry monitoring using a capacitive MEMS accelerometer

Brian Hatchell, Fred Mauss, Emiliano Santiago-Rojas, Ivan Amaya, Jim Skorpik, Kurt Silvers, Steve Marotta

Proceedings Volume 7650, 76501A (2010) https://doi.org/10.1117/12.846005

KEYWORDS: Missiles, Sensors, Magnetic sensors, Reliability, Detection and tracking algorithms, Microelectromechanical systems, Inspection, Switches, Transducers, Temperature metrology

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Proceedings Article | 1 May 2009 Paper

Compact quantum cascade laser transmitter

Norman Anheier, Brian Hatchell, Kevin Gervais, Michael Wojcik, Kannan Krishnaswami, Bruce Bernacki

Proceedings Volume 7325, 73250F (2009) https://doi.org/10.1117/12.818034

KEYWORDS: Quantum cascade lasers, Collimation, Transmitters, Surface finishing, Laser development, Absorption, Germanium, Aspheric lenses, Thermography, Thermal modeling

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Proceedings Article | 30 April 2009 Paper

Active wideband 350GHz imaging system for concealed-weapon detection

David Sheen, Thomas Hall, Ronald Severtsen, Douglas McMakin, Brian Hatchell, Patrick L. Valdez

Proceedings Volume 7309, 73090I (2009) https://doi.org/10.1117/12.817927

KEYWORDS: Imaging systems, Standoff detection, Transceivers, Terahertz radiation, Scanners, Reflectors, Prototyping, 3D image processing, Image resolution, Microwave radiation

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Proceedings Article | 8 April 2008 Paper

Health monitoring: asset damage detection

Fred Mauss, Brian Hatchell, James Skorpik, Kurt Silvers

Proceedings Volume 6934, 693417 (2008) https://doi.org/10.1117/12.776299

KEYWORDS: Sensors, Humidity, Algorithm development, Temperature metrology, Microcontrollers, Temperature sensors, Electronics, Environmental sensing, Damage detection, Environmental monitoring

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Proceedings Article | 30 September 2004 Paper

Fieldable Fourier transform spectrometer

Brian Hatchell, Warren Harper, John Schultz

Proceedings Volume 5528, (2004) https://doi.org/10.1117/12.562576

KEYWORDS: Mirrors, Telescopes, Space telescopes, LIDAR, Sensors, Optical benches, Remote sensing, Distortion, Signal processing

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Showing 5 of 9 publications

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