Dr. David A. Rapchun Profile

Dr. David A. Rapchun

Principal Scientist at NASA Goddard Space Flight Ctr

SPIE Involvement:

Author

Publications (20)

Proceedings Article | 25 September 2012 Paper

Paper

Performance and calibration of H2RG detectors and SIDECAR ASICs for the RATIR Camera

Ori Fox, Alexander Kutyrev, David Rapchun, Christopher Klein, Nathaniel Butler, Josh Bloom, José de Diego, Alejandro Farah, Neil Gehrels, Leonid Georgiev, J. Jesús González, William Lee, Markus Loose, Gennadiy Lotkin, Samuel Moseley, J. Xavier Prochaska, Enrico Ramirez-Ruiz, Michael Richer, Frederick Robinson, Carlos Román-Zúñiga, Mathew Samuel, Leroy Sparr, Alan Watson

Proceedings Volume 8453, 84531O (2012) https://doi.org/10.1117/12.926620

KEYWORDS: Infrared detectors, Infrared cameras, Telescopes, Cameras, Sensors, Space telescopes, Infrared radiation, Cadmium sulfide, James Webb Space Telescope, Cryogenics

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Proceedings Article | 25 September 2012 Paper

Paper

Software solution for autonomous observations with H2RG detectors and SIDECAR ASICs for the RATIR camera

Christopher Klein, Petr Kubánek, Nathaniel Butler, Ori Fox, Alexander Kutyrev, David Rapchun, Joshua Bloom, Alejandro Farah, Neil Gehrels, Leonid Georgiev, J. Jesús González, William Lee, Gennadiy Lotkin, Samuel Moseley, J. Xavier Prochaska, Enrico Ramirez-Ruiz, Michael Richer, Frederick Robinson, Carlos Román-Zúñiga, Mathew Samuel, Leroy Sparr, Corey Tucker, Alan Watson

Proceedings Volume 8453, 84532S (2012) https://doi.org/10.1117/12.925817

KEYWORDS: Infrared detectors, Infrared cameras, Human-machine interfaces, Telescopes, Cameras, Sensors, Interfaces, Computing systems, Control systems, Software development

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Proceedings Article | 24 September 2012 Paper

Paper

Mechanical design and integration of the support structure for the Reionization And Transients InfRared Instrument RATIR

Alejandro Farah, J. Jesús González, Alexander Kutyrev, Gennadiy Lotkin, Alan Watson, Nathaniel Butler, William Lee, Michael Richer, Eduardo López, David Clark, Gerald Cabak, Ori Fox, David Rapchun, Carlos Román-Zúñiga, Leonid Georgiev

Proceedings Volume 8446, 84469O (2012) https://doi.org/10.1117/12.927040

KEYWORDS: Infrared cameras, Telescopes, Optomechanical components, Sensors, Space telescopes, Infrared radiation, Computer aided design, Mechanical engineering, Optics manufacturing, Solid modeling

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Proceedings Article | 24 September 2012 Paper

Paper

First light with RATIR: an automated 6-band optical/NIR imaging camera

Nat Butler, Chris Klein, Ori Fox, Gennadiy Lotkin, Josh Bloom, J. Xavier Prochaska, Enrico Ramirez-Ruiz, José de Diego, Leonid Georgiev, Jesús González, William Lee, Michael Richer, Carlos Román, Alan Watson, Neil Gehrels, Alexander Kutyrev, Rebecca Bernstein, Luis Carlos Alvarez, Urania Ceseña, David Clark, Enrique Colorado, Antolín Córdova, Alejandro Farah, Benjamín García, Gerardo Guisa, Joel Herrera, Francisco Lazo, Eduardo López, Esteban Luna, Benjamín Martínez, Francisco Murillo, José Manuel Murillo, Juan Manuel Núñez, M. Herlinda Pedrayes, Fernando Quirós, José Luis Ochoa, Gerardo Sierra, Harvey Moseley, David Rapchun, Frederick Robinson, Mathew Samuel, Leroy Sparr

Proceedings Volume 8446, 844610 (2012) https://doi.org/10.1117/12.926471

KEYWORDS: Infrared cameras, Near infrared, Observatories, Telescopes, Optical design, Cameras, Sensors, CCD cameras, Space telescopes, Gamma radiation

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Proceedings Article | 17 September 2012 Paper

Paper

Automation of the OAN/SPM 1.5-meter Johnson telescope for operations with RATIR

Alan Watson, Michael Richer, Joshua Bloom, Nathaniel Butler, Urania Ceseña, David Clark, Enrique Colorado, Antolín Córdova, Alejandro Farah, Lester Fox-Machado, Ori Fox, Benjamín García, Leonid Georgiev, J. Jesús González, Gerardo Guisa, Leonel Gutiérrez, Joel Herrera, Christopher Klein, Alexander Kutyrev, Francisco Lazo, William Lee, Eduardo López, Esteban Luna, Benjamín Martínez, Francisco Murillo, José Manuel Murillo, Juan Manuel Núñez, J. Xavier Prochaska, José Luís Ochoa, Fernando Quirós, David Rapchun, Carlos Román-Zúñiga, Gennady Valyavin

Proceedings Volume 8444, 84445L (2012) https://doi.org/10.1117/12.926927

KEYWORDS: Observatories, Telescopes, Mirrors, Switches, Sensors, Control systems, Space telescopes, Domes, Astronomical telescopes, Charge-coupled devices

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Proceedings Article | 13 September 2012 Paper

Paper

Cryogenic photogrammetry and radiometry for the James Webb Space Telescope microshutters

Victor Chambers, Peter Morey, Barbara Zukowski, Alexander Kutyrev, Nicholas Collins, David Rapchun, Nargess Memarsadeghi, Samuel Moseley, Leroy Sparr, Peter Blake

Proceedings Volume 8450, 84501F (2012) https://doi.org/10.1117/12.924171

KEYWORDS: Infrared imaging, Visible radiation, Metrology, Cameras, Image processing, Image analysis, Image registration, James Webb Space Telescope, Cryogenics, Camera shutters

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Proceedings Article | 14 September 2011 Paper

Paper

Fabrication and calibration of FORTIS

Brian Fleming, Stephan McCandliss, Mary Elizabeth Kaiser, Jeffery Kruk, Paul Feldman, Alexander Kutyrev, Mary Li, David Rapchun, Eric Lyness, S. Moseley, Oswald Siegmund, John Vallerga, Adrian Martin

Proceedings Volume 8145, 81450B (2011) https://doi.org/10.1117/12.894080

KEYWORDS: Telescopes, Mirrors, Rockets, Sensors, Calibration, Microchannel plates, Imaging spectroscopy, Data acquisition, Galactic astronomy, Camera shutters

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Proceedings Article | 4 October 2010 Paper

Paper

A near-infrared spectrometer to measure zodiacal light absorption spectrum

A. Kutyrev, R. Arendt, E. Dwek, S. Moseley, D. Rapchun, R. Silverberg

Proceedings Volume 7735, 77354T (2010) https://doi.org/10.1117/12.857603

KEYWORDS: Signal to noise ratio, Telescopes, Fabry–Perot interferometers, Cameras, Sensors, Spectroscopy, Silicon, Optical testing, Spectral resolution, Absorption

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Proceedings Article | 30 July 2010 Paper

Paper

Fabrication of FORTIS

Stephan McCandliss, Brian Fleming, Mary Elizabeth Kaiser, Jeffrey Kruk, Paul Feldman, Alexander Kutyrev, Mary Li, Phillip Goodwin, David Rapchun, Eric Lyness, Ari Brown, Harvey Moseley, Oswald Siegmund, John Vallerga

Proceedings Volume 7732, 773202 (2010) https://doi.org/10.1117/12.857780

KEYWORDS: Telescopes, Mirrors, Rockets, Sensors, Microchannel plates, Imaging spectroscopy, Galactic astronomy, Baryon acoustic oscillations, James Webb Space Telescope, Camera shutters

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Proceedings Article | 14 July 2008 Paper

Paper

High efficiency near infrared spectrometer for zodiacal light spectral study

A. Kutyrev, R. Arendt, E. Dwek, S. Moseley, D. Rapchun, R. Silverberg

Proceedings Volume 7014, 70143N (2008) https://doi.org/10.1117/12.790184

KEYWORDS: Signal to noise ratio, Near infrared, Fabry–Perot interferometers, Stars, Sensors, Spectroscopy, Silicon, Interference (communication), Spectral resolution, Absorption

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Proceedings Article | 12 July 2008 Paper

Paper

Microshutter arrays: high contrast programmable field masks for JWST NIRSpec

A. Kutyrev, N. Collins, J. Chambers, S. Moseley, D. Rapchun

Proceedings Volume 7010, 70103D (2008) https://doi.org/10.1117/12.790192

KEYWORDS: Sensors, Electrodes, Silicon, Optical testing, Micromirrors, Aluminum, Imaging arrays, James Webb Space Telescope, Cryogenics, Camera shutters

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Proceedings Article | 26 September 2007 Paper

Paper

A microshutter-based field selector for JWST's multi-object near infrared spectrograph

Robert Silverberg, Richard Arendt, David Franz, Gunther Kletetschka, Alexander Kutyrev, Mary Li, S. Harvey Moseley, David Rapchun, Stephen Snodgrass, David Sohl, Leroy Sparr

Proceedings Volume 6678, 66780Q (2007) https://doi.org/10.1117/12.736118

KEYWORDS: Near infrared, Spectrographs, Electronics, Silicon, Imaging spectroscopy, Space telescopes, Astronomical imaging, Galactic astronomy, James Webb Space Telescope, Camera shutters

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Proceedings Article | 20 September 2007 Paper

Paper

Microshutter array system for James Webb Space Telescope

M. Li, T. Adachi, C. Allen, S. Babu, S. Bajikar, M. Beamesderfer, R. Bradley, N. Costen, Kevin Denis, A. Ewin, D. Franz, L. Hess, R. Hu, K. Jackson, M. Jhabvala, D. Kelly, T. King, G. Kletetschka, A. Kutyrev, B. Lynch, S. Meyer, T. Miller, S. Moseley, V. Mikula, B. Mott, L. Oh, J. Pontius, D. Rapchun, C. Ray, S. Schwinger, P. Shu, R. Silverberg, W. Smith, S. Snodgrass, D. Sohl, L. Sparr, R. Steptoe-Jackson, R. Thate, F. Wang, L. Wang, Y. Zheng, C. Zincke

Proceedings Volume 6687, 668709 (2007) https://doi.org/10.1117/12.734152

KEYWORDS: Sensors, Electrodes, Metals, Indium, Silicon, Magnetism, Optical fabrication, Space telescopes, James Webb Space Telescope, Camera shutters

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Proceedings Article | 3 May 2007 Paper

Paper

Complex MEMS device: microshutter array system for space applications

Mary Li, Tomoko Adachi, Christine Allen, Sachi Babu, Sateesh Bajikar, Michael Beamesderfer, Ruth Bradley, Kevin Denis, Nick Costen, Audrey Ewin, Dave Franz, Larry Hess, Ron Hu, Kamili Jackson, Murzy Jhabvala, Dan Kelly, Todd King, Gunther Kletetschka, Alexander Kutyrev, Barney Lynch, Timothy Miller, Harvey Moseley, Vilem Mikula, Brent Mott, Lance Oh, James Pontius, Dave Rapchun, Chris Ray, Knute Ray, Eric Schulte, Scott Schwinger, Peter Shu, Robert Silverberg, Wayne Smith, Steve Snodgrass, David Sohl, Leroy Sparr, Rosalind Steptoe-Jackson, Veronica Valeriano, Liqin Wang, Yun Zheng, Chris Zincke

Proceedings Volume 6556, 655602 (2007) https://doi.org/10.1117/12.721502

KEYWORDS: Microelectromechanical systems, Electrodes, Metals, Indium, Silicon, Magnetism, Optical fabrication, Space telescopes, James Webb Space Telescope, Camera shutters

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Proceedings Article | 20 December 2006 Open Access

Open Access

Paper

MEMS microshutter arrays for James Webb Space Telescope

Mary Li, Tomoko Adachi, Christine Allen, Sachi Babu, Sateesh Bajikar, Michael Beamesderfer, Ruth Bradley, Kevin Denis, Nick Costen, Audrey Ewin, David Franz, Larry Hess, Ron Hu, Kamili Jackson, Murzy Jhabvala, Dan Kelly, Todd King, Gunther Kletetschka, Alexander Kutyrev, Barney Lynch, Timothy Miller, Harvey Moseley, Vilem Mikula, Brent Mott, Lance Oh, James Pontius, David Rapchun, Chris Ray, Eric Schulte, Scott Schwinger, Peter Shu, Robert Silverberg, Wayne Smith, Steve Snodgrass, David Sohl, Leroy Sparr, Rosalind Steptoe-Jackson, Valeriano Veronica, Liqin Wang, Yun Zheng, Chris Zincke

Proceedings Volume 6415, 64150B (2006) https://doi.org/10.1117/12.706308

KEYWORDS: Microelectromechanical systems, Electrodes, Metals, Indium, Silicon, Magnetism, Optical fabrication, Space telescopes, James Webb Space Telescope, Camera shutters

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Proceedings Article | 23 February 2005 Paper

Paper

Microshutter array development for the James Webb space telescope

Mary Li, Nadine Acuna, Edward Amatucci, Michael Beamesderfer, Ray Boucarut, Sachi Babu, Sateesh Bajikar, Audrey Ewin, Rainer Fettig, David Franz, Larry Hess, Ron Hu, Murzy Jhabvala, Daniel Kelly, Todd King, Gunther Kletetschka, Carl Kotechi, Alexander Kutyrev, James Loughlin, Bernard Lynch, Harvey Moseley, Brent Mott, Bill Newell, Lance Oh, David Rapchun, Chris Ray, Carol Sappington, Eric Schulte, Scott Schwinger, Wayne Smith, Steve Snodgrass, Leroy Sparr, Rosalind Steptoe-Jackson, Liqin Wang, Yun Zheng, Chris Zincke

Proceedings Volume 5650, (2005) https://doi.org/10.1117/12.581861

KEYWORDS: Microelectromechanical systems, Electrodes, Metals, Silicon, Magnetism, Optical fabrication, Reactive ion etching, Semiconducting wafers, James Webb Space Telescope, Camera shutters

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Proceedings Article | 12 October 2004 Paper

Paper

Microshutters arrays for the JWST near-infrared spectrometer

Samuel Moseley, Richard Arendt, Rene Boucarut, Murzy Jhabvala, Todd King, Gunther Kletetschka, Alexander Kutyrev, Mary Li, Stephen Meyer, David Rapchun, Robert Silverberg

Proceedings Volume 5487, (2004) https://doi.org/10.1117/12.552431

KEYWORDS: Near infrared, Spectrographs, Electrodes, Silicon, Magnetism, Galactic astronomy, Failure analysis, James Webb Space Telescope, Camera shutters, Prototyping

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Proceedings Article | 30 September 2004 Paper

Paper

Near infrared cryogenic tunable solid Fabry-Perot spectrometer

Alexander Kutyrev, Charles Bennett, S. Harvey Moseley, David Rapchun, Kenneth Stewart

Proceedings Volume 5492, (2004) https://doi.org/10.1117/12.551911

KEYWORDS: Near infrared, Refractive index, Fabry–Perot interferometers, Spectroscopy, Germanium, Silicon, Hydrogen, Solids, Cryogenics, Temperature metrology

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Proceedings Article | 16 January 2003 Paper

Paper

Microshutter arrays for near-infrared applications on the James Webb Space Telescope

Mary Li, Alex Bier, Rainer Fettig, David Franz, R. Hu, T. King, Alexander Kutyrev, Bernard Lynch, Samuel Moseley, David Mott, David Rapchun, Robert Silverberg, Wayne Smith, L. Wang, Yun Zheng, C. Zinke

Proceedings Volume 4981, (2003) https://doi.org/10.1117/12.476285

KEYWORDS: Microelectromechanical systems, Oxides, Electrodes, Metals, Silicon, Magnetism, Photomasks, Semiconducting wafers, James Webb Space Telescope, Camera shutters

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Proceedings Article | 16 November 2000 Paper

Paper

InSb arrays for IRAC (infrared array camera) on SIRTF (Space Infrared Telescope Facility)

Judith Pipher, William Forrest, William Glaccum, Robert Benson, Danny Krebs, Murzy Jhabvala, Joseph Rosbeck, Nancy Lum, W. Lum, James Garnett, Alan Hoffman, George Domingo, G. Mark Cushman, David Rapchun

Proceedings Volume 4131, (2000) https://doi.org/10.1117/12.406544

KEYWORDS: Staring arrays, Infrared cameras, Infrared sensors, Cameras, Sensors, Quantum efficiency, Detector arrays, Infrared radiation, Infrared telescopes, Multiplexers

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Showing 5 of 20 publications

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