Dr. Patrick R. Champey Profile

Dr. Patrick R. Champey

Optical Physicist at NASA Marshall Space Flight Ctr

SPIE Involvement:

Conference Program Committee | Author

Publications (23)

Proceedings Article | 6 October 2023 Presentation

High resolution full shell replicated x-ray optics for FOXSI-4

Wayne Baumgartner, Stephen Bongiorno, Jeffery Kolodziejczak, Srikanth Singam, Danielle Gurgew, Chet Speegle, David Banks, Patrick Champey, Nicholas Thomas, C. Grant Davis

Proceedings Volume 12679, 126790C (2023) https://doi.org/10.1117/12.2680486

KEYWORDS: X-ray optics, X-rays, Polishing, X-ray imaging, Sun, Spatial resolution, Rockets, Polishing equipment, Mirrors, Metrology

Read Abstract +

Proceedings Article | 6 October 2023 Poster

A monte carlo based ray tracing tool for evaluating Wolter-type prescriptions

Aidan Puno, Patrick Champey, Singam Panini

Proceedings Volume 12678, 126781I (2023) https://doi.org/10.1117/12.2688789

Read Abstract +

Proceedings Article | 5 October 2023 Presentation + Paper

The Marshall 100-meter x-ray beamline

Nicholas Thomas, Wayne Baumgartner, Stephen Bongiorno, Patrick Champey, Stephen Cheney, C. Grant Davis, Jessica Gaskin, Jeffery Kolodziejczak, Panini Singam, David Smith

Proceedings Volume 12679, 126790U (2023) https://doi.org/10.1117/12.2677927

KEYWORDS: X-rays, X-ray telescopes, X-ray optics, X-ray imaging, X-ray astronomy, Calibration, Astronomy, Astronomical telescopes, Analytical research, X-ray sources

Read Abstract +

Proceedings Article | 5 October 2023 Poster + Paper

Achieving large-scale, high-resolution, full-shell replicated x-ray optics: budgeting for sources of angular-resolution errors

J. Kolodziejczak, J. Gaskin, W. Baumgartner, S. Bongiorno, P. Champey, D. Gurgew, B. Ramsey, S. P. Singam, C. Speegle, N. Thomas

Proceedings Volume 12679, 126791D (2023) https://doi.org/10.1117/12.2683603

KEYWORDS: Polishing, X-ray optics, Spatial resolution, X-rays, Simulations, Metrology, Optical surfaces, Mirrors, Plating, Error analysis

Read Abstract +

Proceedings Article | 27 September 2023 Presentation

Probing the sun with imaging spectrographs

Amy Winebarger, P. Athiray, Amir Caspi, Patrick Champey, Ken Kobayashi, Charles Kankelborg, Katharine Reeves

Proceedings Volume 12678, 126780M (2023) https://doi.org/10.1117/12.2681266

KEYWORDS: Sun, Spectrographs, Solar processes, Spectrometers, Solar energy, Algorithm development, X-rays, X-ray imaging, Stars, Spectroscopy

Read Abstract +

Proceedings Article | 27 September 2023 Presentation

An overview of MaGIXS-2: the second flight of the Marshall Grazing Incidence X-ray Spectrometer

Patrick Champey, Amy Winebarger, Sabrina Savage, Ken Kobayashi, P. Athiray, Adam Kobelski, Genevieve Vigil, Brent Beabout, Dyana Beabout, Edward Hertz, Peter Cheimets, Leon Golub, Jagan Ranganathan, Bruce Weddendorf

Proceedings Volume 12678, 1267814 (2023) https://doi.org/10.1117/12.2682232

KEYWORDS: X-rays, Spectroscopy, Grazing incidence, Telescopes, Equipment, Reflection gratings, Optical gratings, Blazed gratings, Spectrographs, Sand

Read Abstract +

Proceedings Article | 29 August 2022 Poster

Prescription switching of active X-ray optics

Jacqueline Davis, Srikanth Singam, Stephen Bongiorno, Patrick Champey

Proceedings Volume 12185, 1218572 (2022) https://doi.org/10.1117/12.2630342

KEYWORDS: X-ray optics, Switching, Astronomy, Actuators, X-rays, X-ray astronomy, Telescopes, Switches, Optical signal processing, Observatories

Read Abstract +

Proceedings Article | 26 August 2022 Presentation

High resolution FOXSI: The development of FOXSI-4

Lindsay Glesener, Juan Camilo Buitrago-Casas, Jessie Duncan, Yixian Zhang, Shunsaku Nagasawa, Savannah Perez-Piel, Ayumu Takigawa, Koki Sakuta, Kazuki Ampuku, Juliana Vievering, Sophie Musset, P. S. Athiray, Athanasios Pantazides, Wayne Baumgartner, Stephen Bongiorno, Patrick Champey, Steven Christe, Sasha Courtade, Hunter Kanniainen, Säm Krucker, Juan Carlos Martinez Oliveros, Ikuyuki Mitsuishi, Noriyuki Narukage, Eliad Peretz, Tadayuki Takahashi, Shin Watanabe

Proceedings Volume 12181, 1218128 (2022) https://doi.org/10.1117/12.2630347

KEYWORDS: X-ray optics, Spatial resolution, Solar processes, Sensors, Rockets, Particles, CMOS sensors, X-rays, X-ray imaging, Sun

Read Abstract +

SPIE Journal Paper | 12 February 2022 Open Access

Extreme-ultraviolet Stellar Characterization for Atmospheric Physics and Evolution mission: motivation and overview

Kevin France, Brian Fleming, Allison Youngblood, James Mason, Jeremy Drake, Ute Amerstorfer, Martin Barstow, Vincent Bourrier, Patrick Champey, Luca Fossati, Cynthia Froning, James Green, Fabien Grisé, Guillaume Gronoff, Timothy Hellickson, Meng Jin, Tommi Koskinen, Adam Kowalski, Nicholas Kruczek, Jeffrey Linsky, Sarah Lipscy, Randall McEntaffer, David McKenzie, Drew Miles, Tom Patton, Sabrina Savage, Oswald Siegmund, Constance Spittler, Bryce Unruh, Máire Volz

JATIS, Vol. 8, Issue 01, 014006, (February 2022) https://doi.org/10.1117/12.10.1117/1.JATIS.8.1.014006

KEYWORDS: Extreme ultraviolet, Stars, Curium, Atmospheric physics, Exoplanets, Planets, Sensors, Photons, Telescopes, Atmospheric modeling

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 24 August 2021 Presentation + Paper

The ESCAPE mission overview: exploring the stellar drivers of exoplanet habitability

Kevin France, Brian Fleming, Allison Youngblood, James Mason, Jeremy Drake, Ute Amerstorfer, Martin Barstow, Vincent Bourrier, Patrick Champey, Luca Fossati, Cynthia Froning, James Green, Fabien Grisé, Guillaume Gronoff, Timothy Hellickson, Meng Jin, Tommi Koskinen, Adam Kowalski, Nicholas Kruczek, Jeffrey Linsky, Sarah Lipscy, Randall McEntaffer, Drew Miles, Tom Patton, Sabrina Savage, Oswald Siegmund, Constance Spittler, Bryce Unruh, Márie Volz

Proceedings Volume 11821, 1182103 (2021) https://doi.org/10.1117/12.2593814

KEYWORDS: Extreme ultraviolet, Stars, Curium, Exoplanets, Planets, Sensors, Photons, Telescopes, Atmospheric modeling, Iron

Read Abstract +

Proceedings Article | 24 August 2021 Presentation + Paper

Opto-mechanical design of the ESCAPE Small Explorer: an EUV spectrograph for exoplanet host star irradiance and CME activity

Brian Fleming, Kevin France, Timothy Hellickson, Tom Patton, Bryce Unruh, Nicholas Kruczek, David McKenzie, Patrick Champey, Peter Cheimets, Edward Hertz, Suzanne Romaine, Randall McEntaffer, Fabien Grisé, Drew Miles, Oswald Siegmund, Jason McPhate, James Green, Matthew Beasley

Proceedings Volume 11821, 1182104 (2021) https://doi.org/10.1117/12.2593732

KEYWORDS: Telescopes, Extreme ultraviolet, Sensors, Mirrors, Grazing incidence, Spectrographs, Reflectivity, Microchannel plates, Zirconium, Stars, Exoplanets

Read Abstract +

Proceedings Article | 24 August 2021 Paper

FOXSI-4: the high resolution focusing X-ray rocket payload to observe a solar flare

Juan Camilo Buitrago-Casas, Juliana Vievering, Sophie Musset, Lindsay Glesener, P.S. Athiray, Wayne Baumgartner, Stephen Bongiorno, Patrick Champey, Steven Christe, Sasha Courtade, Gregory Dalton, Jessie Duncan, Kelsey Gilchrist, Shin-nosuke Ishikawa, Christine Jhabvala, Hunter Kanniainen, Säm Krucker, Kyle Gregory, Juan Carlos Martinez Oliveros, Jeff McCracken, Ikuyuki Mitsuishi, Noriyuki Narukage, Athanasios Pantazides, Eliad Peretz, Savannah Perez-Piel, Aruna Ramanayaka, Brian Ramsey, Danny Ryan, Sabrina Savage, Tadayuki Takahashi, Shin Watanabe, Amy Winebarger, Yixian Zhang

Proceedings Volume 11821, 118210L (2021) https://doi.org/10.1117/12.2594701

KEYWORDS: CMOS sensors, Attenuators, Solar energy, Electrons, Sensors, X-rays, X-ray optics, Solar processes, Rockets, Spatial resolution

Read Abstract +

Proceedings Article | 5 August 2021 Presentation

The Marshall 100-meter x-ray beamline

Nicholas Thomas, Wayne Baumgartner, Patrick Champey, Stephen Cheney, Jeffery Kolodziejczak, Kiranmayee Kilaru

Proceedings Volume 11822, 118220P (2021) https://doi.org/10.1117/12.2594966

KEYWORDS: X-rays, X-ray telescopes, X-ray imaging, X-ray detectors, X-ray astronomy, Calibration, Astronomical telescopes, X-ray optics, Stray light, Space telescopes

Read Abstract +

Proceedings Article | 13 December 2020 Poster + Paper

Alignment of the Marshall Grazing Incidence X-ray Spectrometer (MaGIXS) telescope mirror and spectrometer optics assemblies

Edward Hertz, Peter Cheimets, Jacob Hohl, Jenna Samra, Vanessa Marquez, Amy Winebarger, Patrick Champey, Ken Kobayashi, Sabrina Savage, Leon Golub, Alexander Bruccoleri, Ralf Heilmann, Mark Schattenburg, Brian Ramsey

Proceedings Volume 11444, 114448A (2020) https://doi.org/10.1117/12.2576145

KEYWORDS: Spectroscopy, Mirrors, X-ray telescopes, Optical alignment, X-rays, Grazing incidence, X-ray optics, Telescopes, Sun, Spatial resolution

Read Abstract +

Proceedings Article | 13 December 2020 Poster

Calibration of the MaGIXS solar sounding rocket experiment

P. S. Athiray, Patrick Champey, Amy Winebarger, Ken Kobayashi, Sabrina Savage, Genevieve Vigil, Peter Cheimets, Edward Hertz, Anthony Guillory, Harlan Haight, William Hogue, Ernest Wright, Jeffrey Kegley, Steven Johnson, Richard Siler

Proceedings Volume 11444, 114445R (2020) https://doi.org/10.1117/12.2562874

KEYWORDS: Calibration, X-rays, Rockets, Spectroscopy, X-ray imaging, Grazing incidence, Imaging spectroscopy, Plasma, Temperature metrology, Optical instrument design

Proceedings Article | 30 September 2019 Presentation + Paper

Deterministic polishing of replicating grazing-incidence mandrels

Jacqueline Davis, Patrick Champey, Jeffrey Kolodziejczak, Charles Griffith

Proceedings Volume 11119, 111190U (2019) https://doi.org/10.1117/12.2532198

KEYWORDS: Polishing, Surface finishing, Metrology, Computer generated holography, Optics manufacturing, Optical alignment, X-ray optics, Mirrors, Nickel, X-rays

Read Abstract +

Proceedings Article | 23 September 2019 Presentation + Paper

X-ray evaluation of the Marshall Grazing Incidence X-ray Spectrometer (MaGIXS) nickel-replicated mirrors

Patrick Champey, Amy Winebarger, P. S. Athiray, Ken Kobayashi, Sabrina Savage, Jeffery Kolodziejczak, Jacqueline Davis, Charles Griffith, Edward Hertz, Peter Cheimets, Brian Ramsey

Proceedings Volume 11119, 1111917 (2019) https://doi.org/10.1117/12.2532397

KEYWORDS: X-rays, Mirrors, Grazing incidence, Spectroscopy, Polishing, X-ray telescopes, Software, Nickel, Rockets, Metrology

Read Abstract +

SPIE Journal Paper | 5 April 2019 Open Access

Full-shell x-ray optics development at NASA Marshall Space Flight Center

Kiranmayee Kilaru, Brian Ramsey, Wayne Baumgartner, Stephen Bongiorno, David Broadway, Patrick Champey, Jacqueline Davis, Stephen O'Dell, Ronald Elsner, Jessica Gaskin, Samantha Johnson, Jeffrey Kolodziejczak, Oliver Roberts, Douglas Swartz, Martin Weisskopf

JATIS, Vol. 5, Issue 02, 021010, (April 2019) https://doi.org/10.1117/12.10.1117/1.JATIS.5.2.021010

KEYWORDS: Mirrors, Polishing, X-ray optics, Surface finishing, X-rays, Metrology, In situ metrology, Spatial resolution, Metals, Photography

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 6 July 2018 Presentation + Paper

The Marshall Grazing Incidence X-ray Spectrometer (MaGIXS)

Ken Kobayashi, Amy Winebarger, Sabrina Savage, Patrick Champey, Peter Cheimets, Edward Hertz, Alexander Bruccoleri, Jorg Scholvin , Leon Golub, Brian Ramsey, Jaganathan Ranganathan, Vanessa Marquez, Ryan Allured, Theodore Parker, Ralf Heilmann, Mark Schattenburg

Proceedings Volume 10699, 1069927 (2018) https://doi.org/10.1117/12.2313997

KEYWORDS: Mirrors, Spectrographs, Telescopes, X-rays, Space telescopes, Spectroscopy, Polishing, Cameras, Rockets, Diffraction gratings

Read Abstract +

Proceedings Article | 29 August 2017 Paper

The Marshall Grazing Incidence X-ray Spectrometer

Ken Kobayashi, Amy Winebarger, Sabrina Savage, Patrick Champey, Peter Cheimets, Edward Hertz, Alexander Bruccoleri, Leon Golub, Brian Ramsey, Jaganathan Ranganathan, Vanessa Marquez, Ryan Allured, Theodore Parker, Ralf Heilmann, Mark Schattenburg

Proceedings Volume 10397, 103971I (2017) https://doi.org/10.1117/12.2276879

KEYWORDS: X-rays, Spectroscopy, Grazing incidence, Space telescopes, Diffraction gratings, Imaging spectroscopy, Rockets, Telescopes, Mirrors, Space mirrors

Read Abstract +

Proceedings Article | 18 July 2016 Paper

On the alignment and focusing of the Marshall Grazing Incidence X-ray Spectrometer (MaGIXS)

Patrick Champey, Amy Winebarger, Ken Kobayashi, Sabrina Savage, Jonathan Cirtain, Peter Cheimets, Edward Hertz, Leon Golub, Brian Ramsey, Jeff McCracken, Vanessa Marquez, Ryan Allured, Ralf Heilmann, Mark Schattenburg, Alexander Bruccoleri

Proceedings Volume 9905, 990573 (2016) https://doi.org/10.1117/12.2232820

KEYWORDS: Spectroscopy, X-rays, Spectroscopy, Space telescopes, X-rays, Mirrors, Telescopes, X-ray telescopes, Grazing incidence, Sensors, Optical mounts, Calibration

Read Abstract +

Proceedings Article | 24 August 2015 Paper

VUV testing of science cameras at MSFC: QE measurement of the CLASP flight cameras

P. Champey, K. Kobayashi, A. Winebarger, J. Cirtain, D. Hyde, B. Robertson, B. Beabout, D. Beabout, M. Stewart

Proceedings Volume 9601, 96010Z (2015) https://doi.org/10.1117/12.2188754

KEYWORDS: Cameras, Quantum efficiency, Sensors, Photodiodes, Photons, Ultraviolet radiation, Charge-coupled devices, Polarization, Vacuum ultraviolet, Calibration

Read Abstract +