Mr. Steven Johnson Profile

Steven Johnson

at NASA Marshall Space Flight Ctr

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Author

Publications (4)

Proceedings Article | 6 October 2023 Presentation

X-ray testing of an Athena SPO module at the NASA/MSFC X-ray and Cryogenic Facility (XRCF)

Wayne Baumgartner, Kristin Madsen, Vadim Burwitz, Ernie Wright, Steven Johnson, Jeff Kegley, Nicholas Thomas, James Tucker, Gregory Daspit

Proceedings Volume 12679, 126790Z (2023) https://doi.org/10.1117/12.2681740

KEYWORDS: X-rays, Cryogenics, X-ray optics, Optical calibration, Calibration, X-ray telescopes, X-ray detectors, Windows, Point spread functions, Optical alignment

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Proceedings Article | 5 October 2023 Presentation + Paper

Capability improvements at the Marshall Space Flight Center's x-ray and cryogenic facility

Jeff Kegley, William Abbot, Wayne Baumgartner, Mark Baker, Gregory Daspit, William Hogue, Steve Johnson, Kristin Madsen, Mark Mimovich, James Tucker, Ernie Wright

Proceedings Volume 12679, 126790Y (2023) https://doi.org/10.1117/12.2678607

KEYWORDS: X-rays, Vacuum chambers, X-ray sources, X-ray optics, Tunable filters, Optical testing, James Webb Space Telescope, Equipment, Cryogenics, X-ray telescopes

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Proceedings Article | 26 August 2022 Presentation

Athena x-ray optics testing at the MSFC XRCF: overview

Wayne Baumgartner, Kristin Madsen, Jeff Kegley, Ernest Wright, Jim Tucker, Gregory Daspit, Vadim Burwitz, Elias Breunig, Nicholas Thomas, Steven Johnson

Proceedings Volume 12181, 121810X (2022) https://doi.org/10.1117/12.2630727

KEYWORDS: X-ray optics, X-rays, Optical testing, Mirrors, X-ray detectors, Calibration, Sensors, Optical fabrication, X-ray sources, Point spread functions

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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

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