Dr. Hongjun An Profile

Dr. Hongjun An

Postdoc at McGill Univ

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Author

Publications (8)

Proceedings Article | 24 July 2014 Paper

The nuclear spectroscopic telescope array (NuSTAR) high-energy X-ray mission

Kristin Madsen, Fiona Harrison, Hongjun An, Steven Boggs, Finn Christensen, Rick Cook, William Craig, Karl Forster, Felix Fuerst, Brian Grefenstette, Charles Hailey, Takao Kitaguchi, Craig Markwardt, Peter Mao, Hiromasa Miyasaka, Vikram Rana, Daniel Stern, William Zhang, Andreas Zoglauer, Dominic Walton, Niels Westergaard

Proceedings Volume 9144, 91441P (2014) https://doi.org/10.1117/12.2056643

KEYWORDS: X-rays, Stars, X-ray telescopes, Space telescopes, Iron, Data modeling, Calibration, Galactic astronomy, Electroluminescent displays, Magnetism

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Proceedings Article | 24 July 2014 Paper

In-flight PSF calibration of the NuSTAR hard X-ray optics

Hongjun An, Kristin Madsen, Niels J. Westergaard, Steven Boggs, Finn Christensen, William Craig, Charles Hailey, Fiona Harrison, Daniel Stern, William Zhang

Proceedings Volume 9144, 91441Q (2014) https://doi.org/10.1117/12.2055481

KEYWORDS: Point spread functions, X-ray optics, Calibration, Hard x-rays, Thermography, Mirrors, Data modeling, Convolution, Space telescopes, X-rays

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Proceedings Article | 7 October 2011 Paper

Fabrication of the NuSTAR flight optics

William Craig, HongJun An, Kenneth Blaedel, Finn Christensen, Todd Decker, Anne Fabricant, Jeff Gum, Charles Hailey, Layton Hale, Carsten Jensen, Jason Koglin, Kaya Mori, Melanie Nynka, Michael Pivovaroff, Marton Sharpe, Marcela Stern, Gordon Tajiri, William Zhang

Proceedings Volume 8147, 81470H (2011) https://doi.org/10.1117/12.895278

KEYWORDS: Glasses, Optics manufacturing, X-ray optics, Epoxies, X-rays, Thermography, Space telescopes, Optical fabrication, Composites, Coating

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Proceedings Article | 7 October 2011 Paper

First results from the ground calibration of the NuSTAR flight optics

Jason Koglin, HongJun An, Nicolas Barrière, Nicolai Brejnholt, Finn Christensen, William Craig, Charles Hailey, Anders Clemen Jakobsen, Kristin Madsen, Kaya Mori, Melania Nynka, Monica Fernandez-Perea, Michael Pivovaroff, Andrew Ptak, Clio Sleator, Doug Thornhill, Julia Vogel, Daniel Wik, William Zhang

Proceedings Volume 8147, 81470J (2011) https://doi.org/10.1117/12.895279

KEYWORDS: Mirrors, Calibration, X-ray optics, Point spread functions, Sensors, Coating, Multilayers, X-rays, Error analysis, Data modeling

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Proceedings Article | 29 July 2010 Paper

The Nuclear Spectroscopic Telescope Array (NuSTAR): optics overview and current status

Charles Hailey, HongJun An, Kenneth Blaedel, Nicolai Brejnholt, Finn Christensen, William Craig, Todd Decker, Melanie Doll, Jeff Gum, Jason Koglin, Carsten Jensen, Layton Hale, Kaya Mori, Michael Pivovaroff, Marton Sharpe, Marcela Stern, Gordon Tajiri, William Zhang

Proceedings Volume 7732, 77320T (2010) https://doi.org/10.1117/12.857654

KEYWORDS: Glasses, X-rays, X-ray optics, Multilayers, Telescopes, Epoxies, Germanium, Process modeling, Metrology, Coating

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Proceedings Article | 29 July 2010 Paper

The Nuclear Spectroscopic Telescope Array (NuSTAR)

Fiona Harrison, Steve Boggs, Finn Christensen, William Craig, Charles Hailey, Daniel Stern, William Zhang, Lorella Angelini, Hongjun An, Varun Bhalerao, Nicolai Brejnholt, Lynn Cominsky, W. Rick Cook, Melania Doll, Paolo Giommi, Brian Grefenstette, Allan Hornstrup, Vicky Kaspi, Yunjin Kim, Takeo Kitaguchi, Jason Koglin, Carl Christian Liebe, Greg Madejski, Kristin Kruse Madsen, Peter Mao, David Meier, Hiromasa Miyasaka, Kaya Mori, Matteo Perri, Michael Pivovaroff, Simonetta Puccetti, Vikram Rana, Andreas Zoglauer

Proceedings Volume 7732, 77320S (2010) https://doi.org/10.1117/12.858065

KEYWORDS: Sensors, Space telescopes, Telescopes, X-ray telescopes, Multilayers, Spectroscopy, Hard x-rays, Spectral resolution, Optical alignment, Space operations

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Proceedings Article | 31 August 2009 Paper

Evaluation of epoxy for use on NuSTAR optics

HongJun An, Finn Christensen, Melania Doll, Charles Hailey, Carsten Jensen, Jason Koglin, Kaya Mori, Gordon Tajiri

Proceedings Volume 7437, 74371J (2009) https://doi.org/10.1117/12.826760

KEYWORDS: Epoxies, Glasses, Scattering, X-rays, Space telescopes, X-ray optics, Prototyping, Telescopes, Composites, Spatial resolution

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Proceedings Article | 31 August 2009 Paper

NuSTAR hard x-ray optics design and performance

Jason Koglin, HongJun An, Kenneth Blaedel, Nicolai Brejnholt, Finn Christensen, William Craig, Todd Decker, Charles Hailey, Layton Hale, Fiona Harrison, Carsten Jensen, Kristin Madsen, Kaya Mori, Michael Pivovaroff, Gordon Tajiri, William Zhang

Proceedings Volume 7437, 74370C (2009) https://doi.org/10.1117/12.826724

KEYWORDS: Mirrors, Multilayers, Sensors, X-rays, Point spread functions, X-ray optics, Hard x-rays, Coating, Glasses, Optical design

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Showing 5 of 8 publications

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