Nature of the Instability Caused by Electrons Trapped by an Electron Plasma Wave

R. N. Franklin; S. M. Hamberger; H. Ikezi; G. Lampis; G. J. Smith

doi:10.1103/PhysRevLett.28.1114

Nature of the Instability Caused by Electrons Trapped by an Electron Plasma Wave

R. N. Franklin, S. M. Hamberger, H. Ikezi, G. Lampis, and G. J. Smith

Phys. Rev. Lett. 28, 1114 – Published 24 April 1972

Abstract

The sidebands which accompany a large-amplitude electron wave on a plasma column are shown to arise from selectively amplified noise; the amplification mechanism is a parametric coupling between the sideband frequencies and the oscillations of the electrons trapped in the large wave.

Received 12 January 1972

DOI:https://doi.org/10.1103/PhysRevLett.28.1114

Authors & Affiliations

R. N. Franklin^*, S. M. Hamberger, H. Ikezi^†, G. Lampis, and G. J. Smith

United Kingdom Atomic Energy Authority Research Group, Culham Laboratory, Abingdon, Berkshire, England

^*Also at Department of Engineering Science, Oxford University, Oxford, England.
^†On leave from Institute of Plasma Physics, Nagoya University, Nagoya, Japan.