FDTD Numerical Simulation of Absorption of Microwaves in an Unmagnetized Atmosphere Plasma

(整期优先)网络出版时间:2006-05-15
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Numericalsimulationsbasedonthefinite-difference-time-domain(FDTD)approximationtomulti-fluidequationsforpositiveions,negativeionsandelectronsareusedtostudyhighfrequencyelectromagneticwavepropagationandabsorptioninanunmagnetizedplasmalayer.Theinteractionbetweentheincidenthighfrequencywaveandtheplasmalayershowsthattheexistenceofnegativeionsandthenonlineareffectreducesthepowerabsorptioncapabilityoftheplasma.Parameterdependencesoftheeffectsarecalculatedanddiscussed.