简介：Significantelectromagneticpulses(EMP)canbegeneratedbytheintensivelaserirradiatingsolidtargetsininertialconfinementfusion(ICF).ToevaluatetheEMPintensityanddistributioninandoutsidethelaserchamber,wedesignedandfabricatedadisconeantennawithultra-widebandsofover10GHz.Thereturnloss(S11parameter)ofthisantennawasbelow-10dBandcouldevenachieveunder-30dBat3.1GHz.TheEMPintensityinthisstudyat80cmand40cmawayfromthetargetchambercenter(TCC)reached400kV/mand2000kV/m.ThecurrentresultsareexpectedtoofferpreliminaryinformationtostudyphysicsregardinglaserplasmainteractionsandwillalsolayexperimentalfoundationforEMIshieldingdesigntoprotectvariousdiagnostics.

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