| electron-hole droplets [i`lek´trän ¦hōl `dräp·lǝts] SOLID-STATE PHYSICS A form of electronic excitation observed in germanium and silicon at sufficiently low cryogenic temperatures; it is associated with a liquid-gas phase transition of the charge carriers, and consists of regions of conducting electron-hole Fermi liquid coexisting with regions of insulating exciton gas. |