Dr. Daniel Violette Profile

Dr. Daniel Violette

at NASA Goddard Space Flight Ctr

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Author

Publications (5)

Proceedings Article | 21 August 2024 Poster + Paper

The path toward 500μm depletion of AstroPix, a pixelated silicon HVCMOS sensor for space and EIC

Amanda Steinhebel, Jennifer Ott, Olivia Kroger, Regina Caputo, Vitaliy Fadeyev, Anthony Affolder, Kirsten Affolder, Aware Deshmukh, Nicolas Striebig, Manoj Jadhav, Yusuke Suda, Yasushi Fuzakawa, Jessica Metcalfe, Richard Leys, Ivan Peric, Taylor (K.-W.) Shin, Daniel Violette

Proceedings Volume 13093, 130937S (2024) https://doi.org/10.1117/12.3018495

KEYWORDS: Silicon, Semiconducting wafers, Design, Histograms, Sensors, Electrical conductivity, Infrared lasers, High energy astrophysics

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Proceedings Article | 21 August 2024 Presentation + Paper

ComPair-2: a next-generation medium-energy gamma-ray telescope prototype

Regina Caputo, Carolyn Kierans, Nicholas Cannady, Abe Falcone, Yasushi Fukazawa, Manoj Jadhav, Matthew Kerr, Nicolas Kirschner, Kavic Kumar, Adrien Laviron, Richard Leys, Julie McEnery, Jessica Metcalfe, Zachary Metzler, Nathan Miller, John Mitchell, Lucas Parker, Ivan Peric, Jeremy Perkins, Bernard Phlips, Judith Racusin, Makoto Sasaki, Kenneth Segal, Daniel Shy, Amanda Steinhebel, Nicolas Striebig, Yusuke Suda, Hiroyasu Tajima, Janeth Valverde, Daniel Violette, Richard Woolf, Andreas Zoglauer

Proceedings Volume 13093, 130932L (2024) https://doi.org/10.1117/12.3017619

KEYWORDS: Gamma radiation, Telescopes, Equipment, Prototyping, Design, Sensors, Photons, Silicon photomultipliers, Balloons, Observatories

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Proceedings Article | 21 August 2024 Presentation + Paper

BurstCube: a CubeSat for gravitational wave counterparts

Ava Myers, Isabella Brewer, Michael Briggs, Alessandro Bruno, Eric Burns, Regina Caputo, Brad Cenko, Julie Cox, Georgia de Nolfo, Adam Goldstein, Sean Griffin, Sylvain Guiriec, Lorraine Hanlon, Dieter Hartmann, Boyan Hristov, Michelle Hui, Alyson Joens, Carolyn Kierans, R. Marc Kippen, Dan Kocevski, John Krizmanic, Sibasish Laha, Amy Lien, Israel Martinez-Castellanos, Sheila McBreen, Julie McEnery, J. Grant Mitchell, Lee Mitchell, Robert Moss, David Morris, David Murphy, Pi Nuessle, Jeremy Perkins, Judith Racusin, Oliver Roberts, Sean Semper, Peter Shawhan, Jacob Smith, Teresa Tatoli, Lucia Tian, Alexey Uliyanov, Daniel Violette, Sarah Walsh, Colleen Wilson-Hodge

Proceedings Volume 13093, 130932F (2024) https://doi.org/10.1117/12.3020456

KEYWORDS: Space operations, Sensors, Equipment, Gamma radiation, Signal detection, Silicon photomultipliers, Data archive systems, Observatories, Data processing, Design

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Proceedings Article | 21 August 2024 Poster + Paper

Development of a novel HV-CMOS active pixel sensor AstroPix for gamma-ray space telescopes

Yusuke Suda, Regina Caputo, Amanda Steinhebel, Nicolas Striebig, Manoj Jadhav, Yasushi Fukazawa, Masaki Hashizume, Carolyn Kierans, Richard Leys, Jessica Metcalfe, Michela Negro, Norito Nakano, Ivan Perić, Jeremy Perkins, Taylor Shin, Hiroyasu Tajima, Daniel Violette

Proceedings Volume 13093, 130937P (2024) https://doi.org/10.1117/12.3018170

KEYWORDS: Gamma radiation, Sensors, Photons, Silicon, CMOS sensors, Space telescopes

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Proceedings Article | 5 October 2023 Poster + Paper

Background simulations for the high energy x-ray probe (HEX-P)

Kristin Madsen, Henrike Fleischhack, Daniel Violette, Brian Grefenstette, Andreas Zoglauer, Jonathan Arenberg, Benjamin Donovan, Patrick Morrissey, Daniel Stern

Proceedings Volume 12678, 126781B (2023) https://doi.org/10.1117/12.2676891

KEYWORDS: Particles, Simulations, X-rays, Equipment, Design and modelling, Attenuation, Telescopes, Sensors

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