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  • 2 days ago
Researchers at the University of Warwick report that copper-based superconductors called cuprates are less uniform than assumed during about 40 years of study. Scanning 3D X-ray diffraction at the European Synchrotron Radiation Facility in France revealed a patchwork of regions with two slightly different atomic arrangements, with boundaries hundreds of times wider than expected. The team suggests these boundaries may weaken superconductivity and help explain why some materials perform better than others; the work appeared in Physical Review Letters, and the video explains what the imaging showed.

Disclosure: This video contains stock footage and content created or enhanced using AI-assisted tools.

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00:00For about 40 years, scientists have studied a family of copper-based superconductors called cuprits.
00:06Now a new study says the crystal inside them is less uniform than assumed.
00:10Researchers at the University of Warwick scanned the material with 3D X-ray diffraction in France.
00:16They saw a patchwork of regions.
00:18Two slightly different atomic arrangements make up that patchwork.
00:21The boundaries between those regions were hundreds of times wider than expected.
00:26The team suggests those boundaries may weaken superconductivity.
00:30That could help explain why some materials perform better than others.
00:33The imaging was possible after a 150 million euro upgrade to the facility.
00:38The findings were published in the journal Physical Review Letters.
00:41The patchwork challenges the idea of a uniform crystal that researchers have relied on for decades.
00:47Disclosure. This video contains stock footage and content created or enhanced using AI-assisted tools.

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