Dr. Dennis J. Gallagher Profile

Dr. Dennis J. Gallagher

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Publications (16)

Proceedings Article | 8 August 2016 Paper

Systems engineering overview and concept of operations of the COronal Solar Magnetism Observatory (COSMO)

P. H. Oakley, S. Tomczyk, S. Sewell, D. Gallagher, B. Larson

Proceedings Volume 9911, 99112I (2016) https://doi.org/10.1117/12.2233646

KEYWORDS: Systems engineering, Magnetism, Observatories, Coronagraphy, Magnetism, Observatories, Control systems, Telescopes, Domes, Safety, Solar processes, Interfaces

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Proceedings Article | 27 July 2016 Paper

The COSMO coronagraph optical design and stray light analysis

Dennis Gallagher, Zhen Wu, Brandon Larson, Peter Nelson, Phil Oakley, Scott Sewell, Steven Tomczyk

Proceedings Volume 9906, 990654 (2016) https://doi.org/10.1117/12.2235234

KEYWORDS: Coronagraphy, Sun, Light scattering, Polishing, Coronagraphy, Stray light, Surface finishing, Particles, Mirrors, Scattering, Solar processes

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Proceedings Article | 17 September 2012 Paper

Optical design of the COSMO large coronagraph

Dennis Gallagher, Steven Tomczyk, Haiying Zhang, Peter Nelson

Proceedings Volume 8444, 84443P (2012) https://doi.org/10.1117/12.927155

KEYWORDS: Optical filters, Coronagraphy, Lithium niobate, Objectives, Magnetism, Observatories, Solar processes, Liquid crystals, Crystals, Particles

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Proceedings Article | 17 September 2012 Paper

Stray light and polarimetry considerations for the COSMO K-Coronagraph

Alfred de Wijn, Joan Burkepile, Steven Tomczyk, Peter Nelson, Pei Huang, Dennis Gallagher

Proceedings Volume 8444, 84443N (2012) https://doi.org/10.1117/12.926511

KEYWORDS: Cameras, Coronagraphy, Stray light, Light scattering, Polarimetry, Calibration, Curium, Solar processes, Telescopes, Modulation

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Proceedings Article | 26 August 2005 Paper

Overview of the optical design and performance of the high resolution science imaging experiment (HiRISE)

Dennis Gallagher, Jim Bergstrom, Joe Day, Bryan Martin, Timothy Reed, Peter Spuhler, Scott Streetman, Mark Tommeraasen

Proceedings Volume 5874, 58740K (2005) https://doi.org/10.1117/12.618539

KEYWORDS: Mirrors, Mars, Image resolution, Cameras, Optical design, Sensors, Telescopes, Optical alignment, Mars Reconnaissance Orbiter, Space telescopes

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Proceedings Article | 11 October 2004 Paper

System performance model and error budget for MAXIM

Jim Leitch, Michael Lieber, Dennis Gallagher, Keith Gendreau, Webster Cash, Ann Shipley

Proceedings Volume 5488, (2004) https://doi.org/10.1117/12.552358

KEYWORDS: Mirrors, Space operations, Solar radiation models, Sensors, Systems modeling, Wavefronts, Optical alignment, Performance modeling, Imaging systems, Control systems

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Proceedings Article | 11 October 2004 Paper

The Constellation-X RGS options: raytrace modeling of the off-plane gratings

Kathryn Flanagan, John Davis, Ralf Heilmann, Alan Levine, Michael McGuirk, George Ricker, Mark Schattenburg, Michael Wise, Andrew Rasmussen, Jay Bookbinder, Mark Freeman, Terrance Gaetz, Diab Jerius, Dan Nguyen, William Podgorski, P. Reid, Webster Cash, Ann Shipley, Dennis Gallagher, Pei Huang, Steve Jordan

Proceedings Volume 5488, (2004) https://doi.org/10.1117/12.551766

KEYWORDS: Diffraction gratings, Spectral resolution, X-rays, Sensors, Roentgenium, Geometrical optics, Diffraction, Spectroscopy, Cameras, Space telescopes

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Proceedings Article | 29 January 2004 Paper

MAXIM Pathfinder: a practical configuration

Webster Cash, Keith Gendreau, Ann Shipley, Dennis Gallagher

Proceedings Volume 5168, (2004) https://doi.org/10.1117/12.506327

KEYWORDS: X-rays, Mirrors, Interferometers, Interferometry, X-ray astronomy, Stars, X-ray imaging, Sensors, Image resolution, X-ray optics

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Proceedings Article | 29 January 2004 Paper

Modeling optical performance of grazing-incidence x-ray interferometers

Dennis Gallagher, Webster Cash, Ann Shipley

Proceedings Volume 5168, (2004) https://doi.org/10.1117/12.506130

KEYWORDS: Interferometers, Mirrors, Space operations, Sensors, X-rays, Wavefronts, X-ray optics, Point spread functions, Grazing incidence, Tolerancing

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Proceedings Article | 11 March 2003 Paper

System performance evaluation of the MAXIM concept with integrated modeling

Michael Lieber, Dennis Gallagher, Webster Cash, Ann Shipley

Proceedings Volume 4851, (2003) https://doi.org/10.1117/12.461483

KEYWORDS: Mirrors, Space operations, Integrated modeling, Metrology, Space telescopes, Geometrical optics, Tolerancing, Point spread functions, Control systems, Telescopes

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Proceedings Article | 11 March 2003 Paper

MAXIM interferometer tolerances and tradeoffs

Ann Shipley, Webster Cash, Keith Gendreau, Dennis Gallagher

Proceedings Volume 4851, (2003) https://doi.org/10.1117/12.461172

KEYWORDS: Mirrors, Tolerancing, Interferometers, Sensors, X-rays, Grazing incidence, Space operations, Optical design, Error analysis, Wavefronts

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Proceedings Article | 5 February 2002 Paper

AstroBiology Explorer (ABE) MIDEX mission concept

Kimberly Ennico, Scott Sandford, Sylvia Cox, Benton Ellis, Dennis Gallagher, Nick Gautier, Thomas Greene, Craig McCreight, Gary Mills, William Purcell

Proceedings Volume 4495, (2002) https://doi.org/10.1117/12.454755

KEYWORDS: Space operations, Sensors, Astrobiology, Spectrographs, Telescopes, Cryogenics, Infrared spectroscopy, Solids, Spectroscopy, Space telescopes

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Proceedings Article | 1 April 1998 Paper

Monte Carlo model for describing charge transfer in irradiated CCDs

Dennis Gallagher, Raymond Demara, Gary Emerson, Wayne Frame, Alan Delamere

Proceedings Volume 3301, (1998) https://doi.org/10.1117/12.304563

KEYWORDS: Charge-coupled devices, Data modeling, Monte Carlo methods, Silicon, Temperature metrology, Instrument modeling, Radiation effects, Stars, CCD image sensors, Aerospace engineering

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Proceedings Article | 19 July 1996 Paper

Subarcsecond x-ray telescope for imaging the solar corona in the 0.25- to 1.2-keV band

Dennis Gallagher, Webster Cash, Schuyler Jelsma, Jason Farmer

Proceedings Volume 2805, (1996) https://doi.org/10.1117/12.245085

KEYWORDS: Optical spheres, X-ray telescopes, Telescopes, X-rays, Spherical lenses, Relays, Surface finishing, Grazing incidence, Collimators, Polishing

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Proceedings Article | 8 October 1992 Paper

X-ray testing of grazing incidence optics fabricated at the University of Colorado

Dennis Gallagher, Webster Cash

Proceedings Volume 1743, (1992) https://doi.org/10.1117/12.130708

KEYWORDS: X-rays, Mirrors, X-ray astronomy, X-ray telescopes, X-ray imaging, Sensors, Polishing, Surface finishing, Telescopes, Grazing incidence

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Proceedings Article | 1 February 1991 Paper

Fabrication of a grazing-incidence telescope by grinding and polishing techniques on aluminum

Dennis Gallagher, Webster Cash, James Green

Proceedings Volume 1343, (1991) https://doi.org/10.1117/12.23188

KEYWORDS: Telescopes, Polishing, Space telescopes, Astronomy, Astronomical imaging, X-ray optics, Mirrors, Ronchi rulings, X-ray telescopes, Astronomical telescopes

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Showing 5 of 16 publications

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