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The Sagamore XX-2024 Conference on Quantum Crystallography, held from 10th to 15th November 2024, at the Shiv Nadar Institution of Eminence (deemed to be a University), Delhi-NCR, marked a significant milestone as the 20th iteration of this prestigious international event was convened for the first time in India. Since its inception in 1964, this meeting has brought together leading researchers in the field of quantum crystallography and related disciplines.

Crystals
Editorial

What We Stand to Lose: Science, Truth and the Role of Community

I open this Editorial with a personal view. We are clearly living in strange and difficult times.

Feature article

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Feature article

Advancing African Science: Launch of the African Light Source Strategic Reports

African Academy of Sciences (AAS) and African Light Source (AfLS) Foundation sign a Memorandum of Understanding during the 15th AAS General Assembly and Conference in Abuja, Nigeria, on December 11, 2024. Seated left to right: Lise Korsten, President, AAS; Simon H.

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Letter to the Editor

Tenfold Symmetry and a New Definition of Crystal: The Enduring Impact of Alan Mackay

In 1975, Professor Alan L.

Lysozyme protein crystals grown by the student participants (August 2024).
Outreach

Engaging and Empowering Students in Structural Biology

The Structural Nucleic Acid Anticancer Research Society, Inc. (STARS) is a student-led non-profit organization dedicated to engaging and empowering students in crystal-growing, crystallography, and therapeutic research.

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Feature article

Lost and Found among Moroccan Tiling Artworks

No matter their experience or research area, crystallographers tend to have an innate attraction for tessellation patterns.

People and History

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History of Crystallography

A Pantheon of Scientists in Vienna

The Arcades of the Main Building of the University of Vienna are full of memorials to scientists. For comparison, Westminster Abbey in London [1] and the Novodeviche Cemetery in Moscow [2] come to mind.

From the Community

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Awards and prizes

Engaging with the Crystallographic Community: Reflections on My First BCA Spring Meeting

Speakers in the ‘Phase transition’ session of the BCA Spring Meeting 2025 (from left): Dr Sam Thompson, Eliza Dempsey, Dr Struan Simpson (session chair), Dr Rebecca Scatena and Dr Farheen N. Sayed.

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Meeting Report (IUCr supported)

Strengthening Regional Collaboration: São Carlos OpenLab Brings Together Latin American Crystallographers

The IUCr-UNESCO São Carlos OpenLab 2024 was held at the São Carlos Institute of Physics of the University of São Paulo, São Carlos, SP, Brazil from 2nd to 8th December 2024.

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Meeting Report (IUCr supported)

High Pressure, High Impact: Reflections from the 2024 IUCr Workshop in Lund

The 2024 IUCr Commission on High Pressure Workshop was held in Lund, Sweden. This hybrid event brought together over 80 participants, including both in-person and remote attendees, representing 15 countries.

Giovanna Barrionuevo Martins
Awards and prizes

Early-Career Insights: Lessons from BCA 2025 in Leeds

Attending the BCA 2025 Spring Meeting in Leeds was a very memorable experience for me as a young researcher.

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Meeting Report (IUCr supported)

Quantum Crystallography in Focus: Highlights from Sagamore XX-2024

The Sagamore XX-2024 Conference on Quantum Crystallography, held from 10th to 15th November 2024, at the Shiv Nadar Institution of Eminence (deemed to be a University), Delhi-NCR, marked a significant milestone as the 20th iteration of this prestigious international event was

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Obituary

Remembering Hartmut Bärnighausen: Architect of the Group–Subgroup Approach in Crystallography

Hartmut Bärnighausen was born in February 1933 in Chemnitz, Saxony, Germany. He studied chemistry at the University of Leipzig, which was in the German Democratic Republic at that time.

From Industry

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Advertising feature

Operando X-ray Diffraction: A Powerful Tool for Battery Analysis

X-ray diffraction (XRD) is a material characterization method that is fundamental in establishing structure-property relationships for crystalline materials.

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New products

CSD Data and Software Update (May 2025)

The latest Cambridge Structural Database (CSD) update — CSD 6.00 — brings significant advancements, including a new data format that is extendable, faster to search, contains more data and is smaller to download.

Articles from the journals

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Commentary

Electrostatic landscapes in crystal engineering: a new perspective on synthons

This article is part of a focused issue presenting articles on Quantum Crystallography from various IUCr journals in celebration of the 100th anniversary of the

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Commentary

Peptide bonds strike back

Protein structure prediction and design has profoundly changed biological research in general and structural biology in particular.

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Commentary

Microcrystals in structural biology: small samples, big insights

Microcrystals powering modern structure determination: from X-rays to electrons. Traditional macromolecular crystallography (MX) compared with serial crystallography at X-ray free-electron lasers (XFELs) and synchrotrons, and MicroED using a transmission electron microscope.

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Commentary

Pushing crystallography's frontiers through quantum mechanics

This article is part of a focused issue presenting articles on Quantum Crystallography from various IUCr journals in celebration of the 100th anniversary of the

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IUCr Journals News

Using resources generated by the Seattle Structural Genomics Center for Infectious Disease (SSGCID) for training early career researchers

Cover illustration for the focused issue mentioned below: early career researchers who contributed to the focused issue.