WKB-ansatz and description of modulational processes

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Published under licence by IOP Publishing Ltd
, , Citation S V Vladimirov and S I Popel 1996 Phys. Scr. 53 92 DOI 10.1088/0031-8949/53/1/018

1402-4896/53/1/92

Abstract

Problem of thresholds in development of the modulational instability of Langmuir waves in unmagnetized plasmas is considered. Applicability limits of the WKB-approximation for description of the modulational processes are found.

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10.1088/0031-8949/53/1/018