Electronic motion sets the stage for virtually every light-induced process in nature, from the first step of a chemical reaction to the flow of charge in a solid. Yet these processes unfold so rapidly that they can be observed only with flashes of light lasting a few hundred attoseconds—billiont...
Source: [Phys.org](https://phys.org/news/2026-07-attosecond-capture-electrons-motion.html)