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Penetration Factor for Nuclear Fusion Reaction in Nonthermal Astrophysical Plasmas

机译:非热天体等离子体中核聚变反应的渗透因子。

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ThenonthermaleffectsonthenuclearfusionreactionprocessareinvestigatedinLorentzianastrophysicalplasmas.TheclosedexpressionoftheclassicalturningpointinLorentzianplasmasisobtainedbytheLambert$$W$$-function.UsingtheWKBanalysiswiththeeffectivescreeninglength,theclosedexpressionsofthefusionpenetrationfactorandthecrosssectionforthenuclearfusionreactioninLorentzianplasmasareobtainedasfunctionsofthespectralindex,relativekineticenergy,andplasmaparameters.ItisshownthatthenonthermalcharacteroftheLorentzianplasmaenhancesthefusionpenetrationfactor.Inaddition,thenonthermaleffectonthepenetrationfactorisfoundtobemoresignificantinplasmaswithhigherdensities.Itwouldbeexpectedthatthefusionreactionratesofthe$$p$$a€“$$p$$chainandtheCNOcycleinnonthermalplasmasarealwaysgreaterthanthoseinthermalMaxwellianplasmas.
机译:ThenonthermaleffectsonthenuclearfusionreactionprocessareinvestigatedinLorentzianastrophysicalplasmas.TheclosedexpressionoftheclassicalturningpointinLorentzianplasmasisobtainedbytheLambert $$ w ^ $$ - function.UsingtheWKBanalysiswiththeeffectivescreeninglength,theclosedexpressionsofthefusionpenetrationfactorandthecrosssectionforthenuclearfusionreactioninLorentzianplasmasareobtainedasfunctionsofthespectralindex,relativekineticenergy,andplasmaparameters.ItisshownthatthenonthermalcharacteroftheLorentzianplasmaenhancesthefusionpenetrationfactor.Inaddition,thenonthermaleffectonthepenetrationfactorisfoundtobemoresignificantinplasmaswithhigherdensities.Itwouldbeexpectedthatthefusionreactionratesofthe $$ p $$一个€“$$ p $$ chainandtheCNOcycleinnonthermalplasmasarealwaysgreaterthanthoseinthermalMaxwellianplasmas。

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