简介:Thispaperreportsforthefirsttimeanexperimentalstudyonthepowerdepositionprofileoftheioncyclotronrangefrequencies(ICRF)powerdepositingonelectronsinHT-7.ThefastFouriertransform(FFT)analysisandthebreakinslope(BIS)methodareutilizedtoobtaintheinformationofthepowerdeposition.Theresultsindicatethattheelectronswereheateddirectly,andtheelectronsabsorbedaround20%oftheinputpowerofthedischargeofinterest.
简介:我们理论上学习准确diagonalization方法与纺纱轨道相互作用(SOI)在联合的量点的InAs平行(CQD)限制的二交往电子的旋转性质。通过汗衫和三位字节混合的导致的纺纱说的SOI,我们为弱、强壮的SOI显示出不同旋转性质。我们在SOI下面调查二个电子的协调汗衫三位字节旋转摆动,并且表明取决于SOI力量,内部点的分离和外部磁场的旋转摆动的详细行为。为了更好理解旋转动力学的内在的物理,我们为弱、强壮的SOI介绍四水平的模型Hamiltonian,并且发现SOI在飞机导致了,有效磁场能是从二电子的刺激精力系列提取的份量上。
简介:Amodelforthenonlinearpropertiesofobhquelypropagatingelectronacousticsolitarywavesinatwo-electronpopulatedrelativisticallyquantummagnetizedplasmaispresented.Byusingthestandardreductiveperturbationtechnique,theZakharov-Kuznetsov(ZK)equationisderivedandthisequationgivesthesolitarywavesolution.Itisobservedthattherelativisticeffects,theratioofthecoldtohotelectronunperturbednumberdensityandthemagneticfieldnormalizedbyelectroncyclotronfrequencysignificantlyinfluencethesolitarystructures.
简介:Previousstudieshaveshownthatleakelectronsincuspedfieldthrusterscanmovealongthechannelaxistotheanodeaftercrossingthemagneticcuspontheexit.Inthispaper,aonedimensionalfluidmodelisbuiltalongtwotypicalelectronpathstostudytheinfluenceofleakelectronsonthedischargecharacteristicsofacuspedfieldthruster,consideringtheelectrontemperatureequation.Itisfoundthatthefrequenciesoflow-frequencyoscillationsincreasewithadecreaseintheproportionofleakelectrons,whichisrelatedtoanincreaseintheionspeedinthechannel.Simulationresultsshowthatthepositionofthepeakelectrontemperatureisnearthemagneticcuspontheexitandthepositionofthepeakelectrondensityislocateddownstreamfromthemiddlemagnetictip.Withadecreaseintheproportionoftheleakelectrons,thepeakelectrontemperatureandpeakelectrondensitydecreaseandthepositionofthepeakelectrondensitymovesawayfromtheexit,whichisrelatedtoadecreaseinthepotentialfallontheexitandanincreaseinconfinementofelectronstothemiddlemagneticcusp.
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