简介:HighZandlowZmaterialsareboththecandidateplasmafacingmaterials(PFM),uptonow,thetypicalrepresentativeofhighZmaterialsistungsten,andtherepresentativesoflowZmaterialsarecarbonmaterials(suchasgraphite,C/Ccomposite)andberyllium.MostofthesematerialshavebeenusedasPFMlimitersanddiverterarmortilesoftokamakmachines,tungsten,molybdenumandC/Ccompositearealwaysusedashighheatfluxcomponents.