Effects of Ion Temperature on Collisionless and Collisional RF Sheath

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摘要 Anumericaltwo-fluidsimulationofthenon-ionizedradiofrequency(rf)sheathmodel,hasbeencarriedout.Thismodelis'global'andthusapplicabletothesheath,pre-sheathandplasmaregions,Inthemodelallvariablesintheionforcebalanceequation,includingtheelectricalforce,ionpressureandneutralparticlefriction,areconsidered.Themodelissolvedthroughafinitedifferenceschemeandsheathcharacteristicsareobtained.Theeffectsoftheiontemperatureonboththecollisionlessandcollisionalsheathcharacteristicsarediscussed.Thenitisconcludedthat1)themodelisinagoodagreementwithBohmTheorem;2)theiontemperaturehassignificanteffectsontherfsheathcharacteristics.Theeffectsarefarmoresignificantonacollisionalrfsheaththanonacollisionlesssheath.
机构地区 不详
出版日期 2006年05月15日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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