Through joint research with the U. S. Geological Survey and the University of Tokyo, NIMS for the first time experimentally demonstrated friction completely independent of sliding velocity—an ideal that had never been realized—by heating mica, a layered oxide also used as a lubricant material, t...
Source: [Phys.org](https://phys.org/news/2026-09-mica-200c-reveals-friction-independent.html)