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1、ANALYSISOFDISPERSIONEQUATIONSFORMAGNETOGRAVITYWAVESINREALISTICIONOSPHEREBarkhatovaО.М.1,2,BarkhatovN.А.1,2,3,GrigorievG.I.3,RevunovS.Е.21. NizhniyNovgorodStateUniversityofArchitectureandCivilEngineering,NizhniyNovgorod,Russia2. NizhniyNovgorodStatePedagogicalUniversity,
2、NizhniyNovgorod,Russia3. RadiophysicalRresearchInstitute(NIRFI),NizhniyNovgorod,RussiaIntheframeworkofthemagnetohydrodynamicapproachweobtainthedispersionequationsformagnetogravitywavesintheionospheretakingintoaccountthefiniteconductivityandthecombinedeffectofmagneticfie
3、ldandgravity.Thesourceofmagnetogravitywavespropagatingintheequatorialdirectiontheauroralelectrojetisselected.ExperimentalobservationofmagnetogravitywaveswasbasedondataanalysisofionosphericF2layerverticalsoundingandonthevaluesofgeomagneticfieldhorizontalcomponent.Basedon
4、thedataofverticalsoundingcharacteristicfrequencies(10-4÷4•10-4Hz)andvelocities(over2000m/s)ofmagnetogravitywaveswereestimated.Inthisfrequencyrangesuchvaluesareconsistentwiththeanalyticalparametersoffastandslowpropagatingmagnetogravitywavesmodes.Введитетекстилиадресвеб-с
5、айталибопереведитедокумент.Отмена1.VvedenieSredivozmozhnyhistochnikovvolnovyhvozmushcheniĭvionosfere,vtomchisleperemeshchayushchihsyaionosfernyhvozmushcheniĭ(PIV),chastorassmatrivayutavroralʹnyeelektrodzhety.Obshcheprinyatymyavlyaet·syamnenieoperenosevozmushcheniĭiza
6、vroralʹnoĭoblastiksredniminizkimshirotamposredstvomakustiko-gravitatsionnyhvoln(AGV)raznyhprostranstvennyhmasshtabov.Odnakovionosfere,kakprovodyashchyeĭsrede,kromeAGVmogutrasprostranyatʹsyamagnitogravitatsionnyevolny(MGV),skorostʹkotoryhokazyvaet·syavysheskorostiAGV,n
7、onizhe,chemskorostʹmagnitogidrodinamicheskih(MGD)voln[SorokiniFedorovich,1982].EksperimentalʹnoepodtverzhdeniesushchestvovaniyaMGVvionosferenavysotahsloyaF2poluchenov[Barhatovaidr.,2009],gdeproanalizirovanyihdispersionnyesootnosheniyadlyausloviĭsredysbeskonechnoĭprovo
8、dimostʹyu.VnastoyashchyeĭrabotepoluchenydispersionnyesootnosheniyadlyaMGVvionosfereskonechnoĭprovodimostʹyu.
