Abstract
The interaction of four waves in a warm magnetized plasma is studied using a Lagrangian formalism. General expressions for coupling coefficients are presented and the coupled-mode equations describing the interaction are derived.
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Boyd, T.J.M., Turner, J.G. Four-wave interactions in plasmas. Lett Math Phys 1, 477–484 (1977). https://doi.org/10.1007/BF00399739
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DOI: https://doi.org/10.1007/BF00399739