On behalf of the International Union of Crystallography (IUCr), it is with immense excitement and joy that we cordially extend our warmest invitation to you to join the IUCr for the Twenty-Seventh Congress and General Assembly, set to be held in the magnificent city of Calgary, located in the heart of Alberta, Canada from August 11th-18th, 2026.
Calgary, a city renowned for its breathtaking natural beauty and warm hospitality, has been chosen as the host for this remarkable occasion. Nestled amidst stunning landscapes and boasting a rich cultural heritage, this vibrant metropolis promises to provide an unforgettable experience for all attendees.
Lock In Your Structure: Abstract Deadline February 15
Help build an engaging program by submitting your abstract.
The International Program Committee invites prospective authors to submit abstracts for the 27th Congress and General Assembly of the International Union of Crystallography (IUCr2026), to be held at the BMO Centre in Calgary, Canada.
The IUCr is committed to broad representation and to serving as a leader in gender equity, diversity, and inclusiveness across its membership, activities, events, programs, and services. For full details on the IUCr’s policy, please click here. Demographic information is collected to ensure this Congress reflects and represents our global community.
Information Required for Abstract Submission
During the submission process, you will be asked to provide the following:
-Submitter Information: Name and email address
-Title of Abstract
-Microsymposium Selection: Choose the session in which you would like your abstract to be considered
-Presentation Type: Oral or poster
-Author Details: Full names of all authors, complete affiliations, and email addresses
-Presenting Author Demographics (optional)
-Abstract Text
-Supporting Images: If submitting more than one, save each file separately and upload them individually
-Accessibility Requests: If the presenting author requires accommodations (e.g., assistive technology, mobility support, accessible seating, etc.)
Abstract Submission Guidelines
• Abstracts must be submitted through the official online submission form by February 15, 2026 (11:59 PM ET). Submissions received after the deadline will not be considered for oral presentations.
• Incomplete abstracts will not be reviewed.
• Submitters must select the most appropriate Microsymposium during the submission process.
• Abstracts must be written in English.
• Presenting authors may submit one abstract for an oral presentation, unless submitting an additional abstract to an educational session (as listed below). Authors are welcome to submit multiple abstracts for poster presentation consideration.
◊ MS-008: The impact of IUCr Commissions on global science
◊ MS-015 Engaging all in crystallography
◊ MS-075 Structure visualization techniques for teaching
◊ MS-090:IUCr purpose, vision and values
◊ MS-095 Balancing service for academia vs industry: the economics of crystallography
◊ MS-116 Teaching crystallographic computing
◊ MS-118: Inclusion and belonging in structural science
◊ MS-125 Accurate molecular structure determination from X-ray, neutron and electron diffraction
◊ MS-139: Current challenges and new strategies for the IUCr journals
◊ Career Exploration Session
• Email notifications:
◊ Only the submitter will receive an automated confirmation of successful submission.
◊ After the submission window closes, Microsymposia Co-Chairs will review and schedule abstracts, in consultation with the International Program Committee as necessary. Both submitters and presenting authors will receive acceptance and scheduling notifications.
• Figures, tables, and diagrams may be included. Multiple files must be uploaded separately.
• Abbreviations must be spelled out at first use.
• Abstracts should be thoroughly proofread for spelling and grammar.
• There is no fee to submit an abstract.
Terms and Conditions - IUCr2026
By submitting an abstract to IUCr2026, the submitter confirms understanding and acceptance of the following:
• Author Approval: All authors approve the submission of this work.
• Content Accuracy: Presentations must be consistent with the submitted abstract.
• Presenting Author: The designated presenting author agrees to present if selected. If they are unable to do so or must be changed, the Congress Secretariat must be notified immediately.
• Contact Details: The contact information provided must belong to the submitter, who will receive the confirmation of submission. All further communications regarding the abstract will be sent to both the submitter and presenting author, who are responsible for informing co-authors.
• Consent to Publish: Submission constitutes consent from all authors for publication of the abstract (e.g., on the IUCr 2026 website, in program materials, and in Congress-related communications and in IUCr Journals).
• Rights and Permissions: Authors warrant that they own or have secured all necessary rights for the content submitted, and that publication does not infringe on intellectual property or third-party rights.
• Organizer Rights:
◊ Abstracts must be relevant to the scientific scope of the Congress. Off-topic or plagiarized submissions will be declined.
◊ All abstracts will be reviewed by the Program Committee for scientific merit and relevance.
◊ IUCr2026 reserves the right to withdraw or remove any abstract that does not comply with these terms and conditions.
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