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

Maximilien J. Collon*, Luis Abalo, Nicolas M. 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 Rizzos, Aniket Thete, Giuseppe VacantiSjoerd 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, Michael Krumrey, Jan Willem Den Herder, Dieter Skroblin, Vadim Burwitz, Sonny Massahi, Desiree Della Monica Ferreira, Sara Svendsen, Finn E. Christensen, William Mundon, Gavin Phillips

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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Abstract

Athena is the European Space Agency’s next flagship telescope, scheduled for launch in the 2030s. Its 2.5 m diameter mirror will be segmented and comprise more than 600 individual Silicon Pore Optics (SPO) mirror modules. Arranged in concentric annuli and following a Wolter-Schwartzschild design, the mirror modules are made of several tens of grazing incidence primary-secondary mirror pairs, each mirror made of silicon, coated to increase the effective area of the system, and shaped to bring the incoming photons to a common focus 12 m away. The mission aims to deliver a half-energy width of 5" and an effective area of about 1.4 m2 at 1 keV. We present the status of the optics technology, and illustrate recent X-ray results and the progress made on the environmental testing, manufacturing and assembly aspects of the optics.
Original languageEnglish
Title of host publicationProceedings of SPIE : International Conference on Space Optics - ICSO 2022
EditorsKyriaki Minoglou, Nikos Karafolas, Bruno Cugny
Number of pages10
Volume12777
PublisherSPIE - International Society for Optical Engineering
Publication date2023
Article number127770R
DOIs
Publication statusPublished - 2023
EventInternational Conference on Space Optics - Dubrovnik, Croatia
Duration: 3 Oct 20227 Oct 2022

Conference

ConferenceInternational Conference on Space Optics
Country/TerritoryCroatia
CityDubrovnik
Period03/10/202207/10/2022
SeriesProceedings of SPIE - The International Society for Optical Engineering
Volume12777
ISSN0277-786X

Keywords

  • X-ray optics
  • X-ray astronomy
  • Silicon
  • Wafer
  • Stack
  • Pore optics
  • X-ray telescopes
  • ATHENA
  • ARCUS
  • SPO

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