Abstract:
DETERMINATIONOFGOLDCONTENTINOREDEPOSITSBYNAAWangJingfeiXiaoDuyuan(HeilongjiangInstituteofTechnicalPhysics,Haerbin150086)IvanenkoV.KustovV.(InstituteofChemistry,Far-EastofRussianAcademyofSciences,690022)ABSTRACTMetrologicalparametersofthegoldcontentdeterminationbyneutronactivationanalysiswithcalifornium-252neutronsourceareinvestigated.Thedeterminationlimitandsamplesforthegoldoredepositis(0.1-0.2)×10-6.TheoptimumanalysisconditionsusingNAAtechniquesarediscusedherefortheexploration,exploitationandthereservescalculationofgoldoredepoitinChina.Keywordsdeterminationofgoldcontentneutronactivationanalysis(NAA)252Cfneutronsourcemetrologicalcharacteristics