If you picture an electron breaking free from a solid, the process seems simple. Give it enough energy, and it should blast off into space. But a team of researchers from TU Wien and their colleagues ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study reveals that electrons don’t just need energy to escape solids — they need the right “doorway state.” (CREDIT: MPQ, ...

An illustration of electron-phonon coupling between valence and conduction states in momentum and real space. Credit: Cmelni/Wikimedia Commons. commons.wikimedia.org ...