A fleeting photoinduced electronic state and the subsequent formation of a photoinduced hidden state in a metal–organic framework were captured in just 30 femtoseconds by researchers at Science Tokyo, Tohoku University and Nagoya Institute of Technology, Japan. By combining ultrafast laser spect...
Source: [Phys.org](https://phys.org/news/2026-07-reveals-transient-electronic-hidden-state.html)