Important Dates
August 22, 2011
Open Ceremony.
August 29, 2011
Closing Ceremony.


  • August 2011

    The latest Instructions to arrive to Colegios Mayores are available here.
  • August 2011

    Final Program files are ready to download.

  • class="active"
Second Circular
Updated information in the web page

Important dates

  • 15 March: Deadline for bursary application
  • 3 May: Deadline for bursary confirmation
  • 9 May: Deadline for accepted bursary registration at IUCr

Support program for retired scientists
The local organizing committee will offer a limited number of reduced fees (270 €) for retired scientists 70 years old or over. The first requirement for obtaining such a bursary is the submission of a regular abstract.

Please click here to download the Application Form of Bursaries for Retired Scientist.

The application form must be sent by e-mail to This e-mail address is being protected from spambots. You need JavaScript enabled to view it not later than March 15, 2011 and should be accompanied by a Curriculum Vitae (no page limit, pdf file)


This is an archive of the official website for the IUCrXXI Congress at Madrid in 2011. Some images and text may be missing and some links no longer work.