Multiple undamped acoustic plasmons in three-dimensional two-component nonequilibrium plasmas

Abstract

Within the random-phase approximation, we demonstrate the existence of multiple undamped acoustic plasmons in a two-component three-dimensional plasma with an isotropic momentum distribution.Received 2 July 1993DOI:https://doi.org/10.1103/PhysRevB.49.2174©1994 American Physical Society