Dr. David A. Girou Profile

Dr. David A. Girou

Scientist/Engineer at cosine measurement systems

SPIE Involvement:

Author

Publications (33)

Proceedings Article | 22 November 2023 Poster

Poster

High-resolution silicon pore x-ray optics

Boris Landgraf, Nicolas Barrière, Alex Bayerle, Maximilien Collon, David Girou, Laurens Keek, Adam Lassise, Giuseppe Vacanti, Aniket Thete, Ramses Gunther, Christian Koernig, Mark Vervest, Luc Voruz

Proceedings Volume PC12750, PC127500W (2023) https://doi.org/10.1117/12.2687643

KEYWORDS: Silicon, Wafer-level optics, X-ray optics, Optics manufacturing, X-rays, Semiconducting wafers, X-ray technology, Surface roughness, Mirrors, Space mirrors

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Proceedings Article | 5 October 2023 Presentation + Paper

Presentation + Paper

NewATHENA optics technology

Marcos Bavdaz, Eric Wille, Mark Ayre, Ivo Ferreira, Brian Shortt, Sebastiaan Fransen, Maximilien Collon, Giuseppe Vacanti, Nicolas Barrière, Boris Landgraf, David Girou, Mark Olde Riekering, Jeroen Haneveld, Ronald Start, Bart Schurink, Coen van Baren, Desiree Della Monica Ferreira, Sonny Massahi, Sara Svendsen, Finn Christensen, Michael Krumrey, Dieter Skroblin, Vadim Burwitz, Giovanni Pareschi, Bianca Salmaso, Alberto Moretti, Daniele Spiga, Stefano Basso, Giuseppe Valsecchi, Dervis Vernani, Paul Lupton, William Mundon, Ethan Dunnell, Mirko Riede, Tapio Korhonen, Mikko Pasanen, Alejandro Sanchez, Dominique Heinis, Carles Colldelram, Massimiliano Tordi, Norman Niewrzella, Richard Willingale

Proceedings Volume 12679, 1267902 (2023) https://doi.org/10.1117/12.2678522

KEYWORDS: Mirrors, X-ray optics, Spatial resolution, X-rays, Optical coatings, X-ray telescopes, Silicon, X-ray technology, Telescopes, Compliance

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Proceedings Article | 5 October 2023 Presentation + Paper

Presentation + Paper

Laue lens made of SiLCs for hard x-ray polarimetry

Nicolas Barrière, Luis Abalo, Maximilien Collon, David Girou, Ramses Günther, Boris Landgraf, John Tomsick, Marco Beijersbergen

Proceedings Volume 12679, 126790J (2023) https://doi.org/10.1117/12.2677653

KEYWORDS: Silicon, Crystals, Polarimetry, Polarization, Hard x-rays, Point spread functions, Lens design, Photons, Mirrors, Design and modelling

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Proceedings Article | 5 October 2023 Presentation + Paper

Presentation + Paper

High-resolution and light-weight silicon pore x-ray optics

Boris Landgraf, Luis Abalo, Nicolas Barrière, Alex Bayerle, Donny de Borst, Luigi Castiglione, Maximilien Collon, Loes Crama, Abdelhakim Chatbi, Noë Eenkhoorn, David Girou, Ramses Günther, Enrico Hauser, Roy van der Hoeven, Jasper den Hollander, Yvette Jenkins, Adam Lassise, Laurens Keek, Christian Körnig, Sebastian Obwaller, Ben Okma, Paulo da Silva Ribeiro, Chris Rizos, Aniket Thete, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Roel Visser, Luc Voruz, Marcos Bavdaz, Eric Wille, Ivo Ferreira, Mathijs Bosman, Jeroen Haneveld, Arenda Koelewijn, Jan-Joost Lankwarden, Mark Olde Riekerink, Bart Schurink, Ronald Start, Maurice Wijnperle, Coen van Baren, Levent Cibik, Michael Krumrey, Dieter Skroblin, Vadim Burwitz, Finn Christensen, Desirée Della Monica Ferreira, Sonny Massahi, Diego Sanz, Sara Svendsen, Ethan Dunnell, Paul Lupton, William Mundon, Andrew Rees, Dan Watley

Proceedings Volume 12679, 1267903 (2023) https://doi.org/10.1117/12.2678106

KEYWORDS: Mirrors, Silicon, X-ray optics, Semiconducting wafers, Wafer-level optics, X-rays, Synchrotron radiation, Ion beam finishing, Mirror surfaces, Laser cutting

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Proceedings Article | 5 October 2023 Presentation + Paper

Presentation + Paper

Silicon pore optics: a mature and adaptable x-ray mirror technology

David Girou, Laurens Keek, Randall Smith, Randall McEntaffer, Roland den Hartog, Marcos Bavdaz, Ivo Ferreira, Nicolas Barrière, Boris Landgraf, Giuseppe Vacanti, Maximilien Collon

Proceedings Volume 12679, 1267905 (2023) https://doi.org/10.1117/12.2677388

KEYWORDS: Silicon, X-ray optics, X-rays, Mirrors, X-ray technology, Reflection gratings, Observatories, Optical gratings, Spectroscopy, Prototyping

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Proceedings Article | 12 July 2023 Open Access

Open Access

Paper

The development of the mirror for the Athena X-ray mission

Maximilien Collon, Luis Abalo, Nicolas Barrière, Alex Bayerle, Luigi Castiglione, Noë Eenkhoorn, David Girou, Ramses Günther, Enrico Hauser, Roy van der Hoeven, Jasper den Hollander, Yvette Jenkins, Laurens Keek, Boris Landgraf, Adam Lassise, Ben Okma, Paulo da Silva Ribeiro, Chris Rizos, Aniket Thete, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Roel Visser, Luc Voruz, Marcos Bavdaz, Eric Wille, Ivo Ferreira, Mark Olde Riekerink, Jeroen Haneveld, Arenda Koelewijn, Maurice Wijnperle, Jan-Joost Lankwarden, Bart Schurink, Ronald Start, Coen van Baren, Jan-Willem den Herder, Michael Krumrey, Dieter Skroblin, Vadim Burwitz, Sonny Massahi, Desirée della Monica Ferreira, Sara Svendsen, Finn Christensen, William Mundon, Gavin Phillips

Proceedings Volume 12777, 127770R (2023) https://doi.org/10.1117/12.2689003

KEYWORDS: Mirrors, Silicon, X-rays, Semiconducting wafers, Optics manufacturing, X-ray optics, Robots, Astronomical imaging, Wafer-level optics, Space mirrors

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Proceedings Article | 31 August 2022 Presentation + Paper

Presentation + Paper

The development of the mirror for the Athena x-ray mission

Maximilien Collon, Luis Abalo, Nicolas Barrière, Alex Bayerle, Luigi Castiglione, Noë Eenkhoorn, David Girou, Ramses Günther, Enrico Hauser, Roy van der Hoeven, Jasper den Hollander, Yvette Jenkins, Boris Landgraf, Laurens Keek, Ben Okma, Paulo da Silva Ribeiro, Chris Rizzos, Aniket Thete, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Roel Visser, Luc Voruz, Marcos Bavdaz, Eric Wille, Ivo Ferreira, Mark Olde Riekerink, Jeroen Haneveld, Arenda Koelewijn, Maurice Wijnperle, Jan-Joost Lankwarden, Bart Schurink, Ronald Start, Coen van Baren, Jan-Willem den Herder, Evelyn Handick, Michael Krumrey, Vadim Burwitz, Sonny Massahi, Desiree Della Monica Ferreira, Sara Svendsen, Finn Christensen, William Mundon, Gavin Phillips

Proceedings Volume 12181, 121810U (2022) https://doi.org/10.1117/12.2630775

KEYWORDS: Mirrors, Semiconducting wafers, Silicon, X-rays, Robots, X-ray optics, Wafer-level optics, Synchrotron radiation, Optical fabrication, Optical coatings

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Proceedings Article | 17 September 2021 Presentation + Paper

Presentation + Paper

Assembly of confocal silicon pore optics mirror modules

Nicolas Barrière, Ljubiša Babić, Alex Bayerle, Luigi Castiglione, Maximilien Collon, Noë Eenkhoorn, David Girou, Ramses Günther, Enrico Hauser, Yvette Jenkins, Boris Landgraf, Laurens Keek, Ben Okma, Gregorio Mendoza Serano, Aniket Thete, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Luc Voruz, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Ivo Ferreira, Sebastiaan Fransen, Mark Olde Riekerink, Jeroen Haneveld, Bart Schurink, Ronald Start, Coen van Baren, Evelyn Handick, Michael Krumrey, Giuseppe Valsecchi, Miranda Bradshaw, Vadim Burwitz

Proceedings Volume 11822, 1182208 (2021) https://doi.org/10.1117/12.2594171

KEYWORDS: Mirrors, Tolerancing, Confocal microscopy, Mirror structures, Ear, X-ray optics, Epoxies, Silicon, Point spread functions, Optical alignment

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Proceedings Article | 3 September 2021 Presentation + Paper

Presentation + Paper

SPO mirror plate production and coating

Boris Landgraf, Ljubiša Babić, Nicolas Barrière, Alex Bayerle, Luigi Castiglione, Maximilien Collon, Noë Eenkhoorn, David Girou, Ramses Günther, Enrico Hauser, Yvette Jenkins, Laurens Keek, Ben Okma, Gregorio Serano, Aniket Thete, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Luc Voruz, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Ivo Ferreira, Sebastiaan Fransen, Brian Shortt, Mark Riekerink, Jeroen Haneveld, Arenda Koelewijn, Maurice Wijnperlé, Jan-Joost Lankwarden, Bart Schurink, Ronald Start, Coen van Baren, Paul Hieltjes, Jan-Willem den Herder, Evelyn Handick, Michael Krumrey, Miranda Bradshaw, Vadim Burwitz, Sonny Massahi, Sara Svendsen, Desirée D. Ferreira, Finn Christensen, Giuseppe Valsecchi, Geeta Kailla, Gavin Phillips, William Mundon, Ian Chequer, Kevin Ball

Proceedings Volume 11822, 1182207 (2021) https://doi.org/10.1117/12.2594234

KEYWORDS: Coating, Mirrors, Silicon, Semiconducting wafers, Photoresist materials, Optics manufacturing, Reflectivity, Inspection, Photography, Packaging

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Proceedings Article | 31 August 2021 Presentation + Paper

Presentation + Paper

Silicon pore optics x-ray mirror development for the Athena telescope

Maximilien Collon, Ljubiša Babic, Nicolas Barrière, Alex Bayerle, Luigi Castiglione, Noë Eenkhoorn, David Girou, Ramses Günther, Enrico Hauser, Yvette Jenkins, Boris Landgraf, Laurens Keek, Ben Okma, Gregorio Mendoza Serrano, Aniket Thete, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Luc Voruz, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Ivo Ferreira, Sebastiaan Fransen, Brian Shortt, Mark Olde Riekerink, Jeroen Haneveld, Arenda Koelewijn, Maurice Wijnperle, Jan-Joost Lankwarden, Bart Schurink, Ronald Start, Coen van Baren, Paul Hieltjes, Jan-Willem den Herder, Evelyn Handick, Michael Krumrey, Miranda Bradshaw, Vadim Burwitz, Sonny Massahi, Sara Svendsen, Desirėe Della Monica Ferreira, Finn Christensen, Giuseppe Valsecchi, Geeta Kailla, William Mundon, Gavin Philips, Kevin Ball

Proceedings Volume 11822, 1182206 (2021) https://doi.org/10.1117/12.2593505

KEYWORDS: Mirrors, X-ray optics, X-rays, Robots, X-ray telescopes, Silicon, Semiconducting wafers, Wafer-level optics, Coating

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Proceedings Article | 23 August 2021 Presentation + Paper

Presentation + Paper

Effect of particulate contamination on a silicon pore optic

Miranda Bradshaw, Vadim Burwitz, Gisela Hartner, Andreas Langmeier, Thomas Müller, Surangkhana Rukdee, Thomas Schmidt, David Girou, Giuseppe Vacanti, Maximilien Collon, Ivo Ferreira

Proceedings Volume 11822, 118220H (2021) https://doi.org/10.1117/12.2594093

KEYWORDS: Contamination, X-rays, X-ray optics, Sensors, Particles, Silicon, Error analysis, Mirrors, X-ray detectors, Photometry

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Proceedings Article | 23 August 2021 Presentation + Paper

Presentation + Paper

Environmental testing of the Athena telescope mirror modules

David Girou, Coen van Baren, Ivar te Kloeze, Luigi Castiglione, Ben Okma, Giuseppe Vacanti, Enrico Hauser, Ljubiša Babic, Alex Bayerle, Nicolas Barrière, Noë Eenkhoorn, Ramses Günther, Yvette Jenkins, Boris Landgraf, Laurens Keek, Aniket Thete, Sjoerd Verhoeckx, Mark Vervest, Luc Voruz, Maximilien Collon, Marco Beijersbergen, Sebastiaan Fransen, Gianni Campoli, Ivo Ferreira, Eric Wille, Marcos Bavdaz, Fabio Marioni, Giuseppe Valsecchi

Proceedings Volume 11822, 1182209 (2021) https://doi.org/10.1117/12.2594230

KEYWORDS: Mirrors, X-ray optics, X-rays, Space operations, Silicon, Remote sensing, Mirror structures, X-ray telescopes, X-ray characterization, Optical testing

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Proceedings Article | 23 August 2021 Presentation + Paper

Presentation + Paper

The effect of deposition process parameters on thin film coatings for the Athena X-ray optics

S. Massahi, D. Ferreira, F. Christensen, N. Gellert, S. Svendsen, P. Henriksen, A. 'S Jegers, M. Collon, B. Landgraf, D. Girou, A. Thete, B. Shortt, I. Ferreira, M. Bavdaz, W. Schönberger, A. Langer

Proceedings Volume 11822, 118220B (2021) https://doi.org/10.1117/12.2594422

KEYWORDS: Thin film coatings, Coating, Argon, Thin films, Plasma, Deposition processes, Chemical species, Boron, Ions, Sputter deposition

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Proceedings Article | 11 June 2021 Open Access

Open Access

Presentation + Paper

X-ray mirror development and production for the Athena telescope

Maximilien Collon, Ljubiša Babic, Nicolas Barrière, Alex Bayerle, Luigi Castiglione, Noë Eenkhoorn, David Girou, Ramses Günther, Enrico Hauser, Yvette Jenkins, Boris Landgraf, Laurens Keek, Ben Okma, Gregorio Mendoza Serano, Aniket Thete, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Luc Voruz, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Ivo Ferreira, Sebastiaan Fransen, Brian Shortt, Mark Olde Riekerink, Jeroen Haneveld, Arenda Koelewijn, Maurice Wijnperle, Jan-Joost Lankwarden, Bart Schurink, Ronald Start, Coen van Baren, Paul Hieltjes, Jan Willem den Herder, Evelyn Handick, Michael Krumrey, Miranda Bradshaw, Vadim Burwitz, Sonny Massahi, Sara Buur Svendsen, Desiree Della Monica Ferreira, Finn Christensen, Giuseppe Valsecchi, Geeta Kailla, William Mundon, Gavin Phillips, Ian Chequer, Kevin Ball

Proceedings Volume 11852, 118521Z (2021) https://doi.org/10.1117/12.2599339

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Balancing of residual stress in thin film iridium by utilizing chromium as an underlayer

S. Massahi, L. Vu, D. D. Ferreira, F. Christensen, N. Gellert, P. Henriksen, S. Svendsen, A. 'S Jegers, M. Collon, B. Landgraf, D. Girou, A. Thete, B. Shortt, I. Ferreira, M. Bavdaz

Proceedings Volume 11444, 114444N (2020) https://doi.org/10.1117/12.2576298

KEYWORDS: Thin films, Iridium, Chromium, Surface roughness, Silicon films, Telescopes, Silicon, High energy astrophysics

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Proceedings Article | 13 December 2020 Poster + Paper

Poster + Paper

Status of the Ir and Ir/SiC coating development for the Athena optics

Sara Svendsen, Desiree D. Ferreira, Sonny Massahi, Atefeh Jafari, Nis Gellert, Finn Christensen, Peter Henriksen, Lan Vu, Arne Jegers, Brian Shortt, Boris Landgraf, David Girou, Maximillien Collon, Levent Cibik, Evelyn Handick, Michael Krumrey

Proceedings Volume 11444, 114444K (2020) https://doi.org/10.1117/12.2562430

KEYWORDS: Silicon carbide, Telescopes, X-ray telescopes, Mirrors, Optical coatings, Infrared telescopes, X-rays, Device simulation, Thin film coatings, Infrared coatings

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Proceedings Article | 30 October 2019 Presentation + Paper

Presentation + Paper

Development and manufacturing of SPO X-ray mirrors

Boris Landgraf, Maximilien Collon, Giuseppe Vacanti, Nicolas Barrière, Ramses Günther, Mark Vervest, Luc Voruz, Sjoerd Verhoeckx, Ljubiša Babić, Laurens Keek, David Girou, Ben Okma, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Sebastiaan Fransen, Brian Shortt, Ivo Ferreira, Jeroen Haneveld, Arenda Koelewijn, Ronald Start, Maurice Wijnperlé, Jan-Joost Lankwarden, Coen van Baren, Paul Hieltjes, Jan Willem den Herder, Vadim Burwitz, Giovanni Pareschi, Sonny Massahi, Desirée Della Monica Ferreira, Finn Christensen, Giuseppe Valsecchi, Paul Oliver, Ian Chequer, Kevin Ball

Proceedings Volume 11119, 111190E (2019) https://doi.org/10.1117/12.2530941

KEYWORDS: Mirrors, Silicon, Manufacturing, X-ray optics, Optics manufacturing, X-rays, Semiconducting wafers, Reflectivity, Metals

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Proceedings Article | 8 October 2019 Presentation + Paper

Presentation + Paper

Environmental testing of silicon pore optics for Athena

David Girou, Boris Landgraf, Alex Bayerle, Maximilien Collon, Ljubiša Babić, Nicolas Barrière, Ramses Günther, Enrico Hauser, Laurens Keek, Ben Okma, Giuseppe Vacanti, Sjoerd Verhoeckx, Mark Vervest, Luc Voruz, Marco Beijersbergen, Eric Wille, Marcos Bavdaz, Sebastiaan Fransen, Coen van Baren, Alexander Eigenraam, Nikhil More

Proceedings Volume 11119, 111190K (2019) https://doi.org/10.1117/12.2530866

KEYWORDS: Silicon, X-ray optics, Mirrors, Space operations, X-ray telescopes, High energy astrophysics, X-rays, Observatories, Spatial resolution, Mirror stabilization

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Proceedings Article | 12 September 2019 Paper

Paper

Status of the silicon pore optics technology

Maximilien Collon, Giuseppe Vacanti, Nicolas Barrière, Boris Landgraf, Ramses Günther, Mark Vervest, Luc Voruz, Sjoerd Verhoeckx, Ljubiša Babić, Laurens Keek, David Girou, Ben Okma, Enrico Hauser, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Sebastiaan Fransen, Brian Shortt, Ivo Ferreira, Jeroen Haneveld, Arenda Koelewijn, Ronald Start, Maurice Wijnperle, Jan-Joost Lankwarden, Coen van Baren, Paul Hieltjes, Jan Willem den Herder, Peter Müller, Evelyn Handick, Michael Krumrey, Miranda Bradshaw, Vadim Burwitz, Giovanni Pareschi, Sonny Massahi, Sara Svendsen, Desirée Della Monica Ferreira, Finn Christensen, Giuseppe Valsecchi, Paul Oliver, Ian Chequer, Kevin Ball

Proceedings Volume 11119, 111190L (2019) https://doi.org/10.1117/12.2530696

KEYWORDS: Silicon, Wafer-level optics, X-ray optics, Semiconducting wafers, Lightweight mirrors, Mirrors, X-ray telescopes, Spatial resolution, Gamma radiation, Biomedical optics

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Proceedings Article | 10 September 2019 Paper

Paper

Assembly of confocal silicon pore optic mirror modules for Athena

Nicolas Barrière, Giuseppe Vacanti, Sjoerd Verhoeckx, Enrico Hauser, Mark Vervest, Laurens Keek, Ben Okma, Boris Landgraf, Ramses Günther, Luc Voruz, David Girou, Ljubiša Babić, Maximilien Collon, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Sebastiaan Fransen, Jeroen Haneveld, Arenda Koelewijn, Ronald Start, Maurice Wijnperle, Jan-Joost Lankwarden, Coen van Baren, Alexander Eigenraam, Peter Müller, Evelyn Handick, Michael Krumrey, Giuseppe Valsecchi

Proceedings Volume 11119, 111190J (2019) https://doi.org/10.1117/12.2530706

KEYWORDS: Mirrors, Confocal microscopy, Silicon, X-ray technology, X-ray optics, X-rays, Mirror structures, Observatories, Synchrotron radiation

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Proceedings Article | 9 September 2019 Paper

Paper

Performance and time stability of Ir/SiC X-ray mirror coatings for ATHENA

S. Svendsen, S. Massahi, D. D. Ferreira, F. Christensen, A. Jafari, P. Henriksen, M. Collon, B. Landgraf, D. Girou, M. Krumrey, L. Cibik, A. Schubert, E. Handick, B. Shortt

Proceedings Volume 11119, 111190G (2019) https://doi.org/10.1117/12.2528664

KEYWORDS: Silicon carbide, Thin film coatings, Silicon, Mirrors, X-rays, Optical coatings, Thin films, Reflectivity, Multilayers

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Proceedings Article | 9 September 2019 Paper

Paper

X-ray testing of silicon pore optics

Giuseppe Vacanti, Nicolas Barrière, Maximilien Collon, Enrico Hauser, Ljubiša Babić, Alex Bayerle, David Girou, Ramses Günther, Laurens Keek, Boris Landgraf, Ben Okma, Sjoerd Verhoeckx, Mark Vervest, Luc Voruz, Marcos Bavdaz, Eric Wille, Michael Krumrey, Peter Müller, Evelyn Handick

Proceedings Volume 11119, 111190I (2019) https://doi.org/10.1117/12.2530977

KEYWORDS: X-ray optics, X-rays, Silicon, Optics manufacturing, X-ray technology, Mirrors, Metrology, Observatories, X-ray characterization, Synchrotron radiation

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Proceedings Article | 9 September 2019 Presentation + Paper

Presentation + Paper

Installation and commissioning of the silicon pore optics coating facility for the ATHENA mission

S. Massahi, F. Christensen, D. D. Ferreira, A. Jafari, S. Svendsen, P. Henriksen, B. Shortt, I. Ferreira, M. Bavdaz, M. Collon, B. Landgraf, D. Girou, A. Langer, W. Schönberger, T. Wellner, M. Krumrey, L. Cibik

Proceedings Volume 11119, 111190F (2019) https://doi.org/10.1117/12.2528351

KEYWORDS: Coating, Iridium, Boron, Mirrors, Thin films, Silicon, Silicon films, Collimation, Silicon carbide, Thin film deposition

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Proceedings Article | 12 July 2019 Open Access

Open Access

Paper

Silicon pore optics mirror module production and testing

Maximilien Collon, Giuseppe Vacanti, Nicolas Barrière, Boris Landgraf, Ramses Günther, Mark Vervest, Luc Voruz, Sjoerd Verhoex, Ljubiša Babić, Roy van der Hoeven, Kim van Straeten, Abdel Chatbi, David Girou, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Sebastiaan Fransen, Brian Shortt, Ivo Ferreira, Jeroen Haneveld, Arenda Koelewijn, Karin Booysen, Maurice Wijnperle, Jan-Joost Lankwarden, Coen van Baren, Alexander Eigenraam, Jan Willem den Herder, Peter Müller, Michael Krumrey, Vadim Burwitz, Giovanni Pareschi, Sonny Massahi, Desiree Della Monica Ferreira, Finn Christensen, Giuseppe Valsecchi, Paul Oliver, Ian Chequer, Kevin Ball, Karl-Heinz Zuknik, Dervis Vernani

Proceedings Volume 11180, 1118023 (2019) https://doi.org/10.1117/12.2535994

KEYWORDS: Mirrors, Silicon, X-rays, Coating, Reflectivity, X-ray optics, Semiconducting wafers, Spatial resolution, Robots, Coating equipment

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Proceedings Article | 18 July 2018 Presentation + Paper

Presentation + Paper

Silicon pore optics mirror module production and testing

Maximilien Collon, Giuseppe Vacanti, Nicolas Barriere, Boris Landgraf, Ramses Guenther, Mark Vervest, Roy van der Hoeven, Abdel Chatbi, David Girou, Jessica Sforzini, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Sebastiaan Fransen, Brian Shortt, Jeroen Haneveld, Karin Booysen, Arenda Koelewijn, Maurice Wijnperlé, Coen van Baren, Alexander Eigenraam, Peter Müller, Michael Krumrey, Vadim Burwitz, Daniele Spiga, Giovanni Pareschi, Sonny Massahi, Finn Christensen, Desiree Della Monica Ferreira, Giuseppe Valsecchi, Paul Oliver, Ian Chequer, Kevin Ball, Karl-Heinz Zuknik

Proceedings Volume 10699, 106990Y (2018) https://doi.org/10.1117/12.2314479

KEYWORDS: Silicon, Mirrors, X-ray optics, X-rays, Observatories, Spatial resolution

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Proceedings Article | 13 October 2017 Presentation + Paper

Presentation + Paper

Environmental testing of the ATHENA mirror modules

Boris Landgraf, David Girou, Maximilien Collon, Giuseppe Vacanti, Nicolas Barrière, Ramses Günther, Mark Vervest, Roy van der Hoeven, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Sebastiaan Fransen, Brian Shortt, Coen van Baren, Alexander Eigenraam

Proceedings Volume 10399, 103990G (2017) https://doi.org/10.1117/12.2274298

KEYWORDS: Mirrors, Silicon, Annealing, X-ray optics, Failure analysis, Space telescopes, X-rays, Space mirrors, Multilayers, Climatology

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Proceedings Article | 4 October 2017 Paper

Paper

Development of a second generation SiLC-based Laue lens

David Girou, Colin Wade, Nicolas Barrière, Maximilien Collon, Ramses Günther, Lorraine Hanlon, John Tomsick, Alexey Uliyanov, Giuseppe Vacanti, Andreas Zoglauer

Proceedings Volume 10399, 103991Y (2017) https://doi.org/10.1117/12.2273830

KEYWORDS: Silicon, Photons, Crystals, Point spread functions, Diffraction, X-ray optics, Gamma radiation, Wafer-level optics, Hard x-rays, Lens design

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Proceedings Article | 21 September 2017 Paper

Paper

Predicting silicon pore optics

Giuseppe Vacanti, Nicolas Barriére, Marcos Bavdaz, Abdelhakim Chatbi, Maximilien Collon, Danielle Dekker, David Girou, Ramses Günther, Roy van der Hoeven, Boris Landgraf, Jessica Sforzini, Mark Vervest, Eric Wille

Proceedings Volume 10399, 103990M (2017) https://doi.org/10.1117/12.2274309

KEYWORDS: Optics manufacturing, Metrology, Silicon, Geometrical optics, X-ray optics, Monte Carlo methods, Ray tracing, Performance modeling, X-rays, Standards development

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Proceedings Article | 8 September 2017 Paper

Paper

Measuring silicon pore optics

Giuseppe Vacanti, Nicolas Barrière, Marcos Bavdaz, Abdelhakim Chatbi, Maximilien Collon, Daniëlle Dekker, David Girou, Ramses Günther, Roy van der Hoeven, Michael Krumrey, Boris Landgraf, Peter Müller, Swenja Schreiber, Mark Vervest, Eric Wille

Proceedings Volume 10399, 103990N (2017) https://doi.org/10.1117/12.2274357

KEYWORDS: X-rays, X-ray optics, Optics manufacturing, Metrology, Silicon, Sensors, X-ray characterization, X-ray detectors, Geometrical optics, Algorithm development

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Proceedings Article | 29 August 2017 Presentation + Paper

Presentation + Paper

Development of ATHENA mirror modules

Maximilien Collon, Giuseppe Vacanti, Nicolas Barrière, Boris Landgraf, Ramses Günther, Mark Vervest, Roy van der Hoeven, Danielle Dekker, Abdel Chatbi, David Girou, Jessica Sforzini, Marco Beijersbergen, Marcos Bavdaz, Eric Wille, Sebastiaan Fransen, Brian Shortt, Jeroen Haneveld, Arenda Koelewijn, Karin Booysen, Maurice Wijnperle, Coen van Baren, Alexander Eigenraam, Peter Müller, Michael Krumrey, Vadim Burwitz, Giovanni Pareschi, Sonny Massahi, Finn Christensen, Desirée Della Monica Ferreira, Giuseppe Valsecchi, Paul Oliver, Ian Checquer, Kevin Ball, Karl-Heinz Zuknik

Proceedings Volume 10399, 103990C (2017) https://doi.org/10.1117/12.2273704

KEYWORDS: Mirrors, X-ray optics, Silicon, Optics manufacturing, Wafer-level optics, X-ray astronomy, Semiconducting wafers, Astronomical imaging, X-ray telescopes, Spatial resolution

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Proceedings Article | 18 July 2016 Paper

Paper

Development and production of a multilayer-coated x-ray reflecting stack for the Athena mission

S. Massahi, D. D. M. Ferreira, F. Christensen, B. Shortt, D. Girou, M. Collon, B. Landgraf, N. Barriere, M. Krumrey, L. Cibik, S. Schreiber

Proceedings Volume 9905, 99055P (2016) https://doi.org/10.1117/12.2233519

KEYWORDS: X-ray optics, X-ray telescopes, Space telescopes, X-rays, X-ray optics, Optical filters, Stars, Sensors, Calibration, Photons, Wind energy

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Proceedings Article | 4 September 2015 Paper

Paper

Development of Ni-based multilayers for future focusing soft gamma ray telescopes

David Girou, Sonny Massahi, Erlend Sleire, Anders Jakobsen, Finn Christensen

Proceedings Volume 9603, 96031D (2015) https://doi.org/10.1117/12.2186814

KEYWORDS: Coating, Multilayers, Nickel, Collimation, Argon, Sputter deposition, Silicon, Space telescopes, Interfaces, Gamma radiation

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Proceedings Article | 4 September 2015 Paper

Paper

Investigation of photolithography process on SPOs for the Athena mission

S. Massahi, D. Girou, D. D. M. Ferreira, F. Christensen, A. Jakobsen, B. Shortt, M. Collon, B. Landgraf

Proceedings Volume 9603, 96030M (2015) https://doi.org/10.1117/12.2186810

KEYWORDS: Photoresist materials, Mirrors, Optical lithography, Surface roughness, Photoresist developing, Oxygen, Silica, Atomic force microscopy, Semiconducting wafers, Coating

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