A classical nonperturbative study of the longitudinal modes in a Yang-Mills [SU(2)] plasma is carried out. A new periodic non-Abelian mode is found which alternates with the usual Abelian plasma mode. When the non-Abelian terms in the equations become large, chaotic behavior sets in.

• Received 21 June 1988

DOI:https://doi.org/10.1103/PhysRevD.39.646