Sentences with phrase «emit phonons»
Michael's research showed how electrons absorb and emit phonons when bombarded by sound waves.
https://www.sciencenewsforstudents.org/ Not exact matches
But GaAs with its 1.47 eV bandgap readily emits 844 nm photons, which is the bandgap photon energy, because it is a direct gap semiconductor, and that transition is allowed, without any momentum discrepancy, requiring a phonon interraction as well.