In the field of arms control verification techniques,the dismantlement authentication of nuclear warheads is an important research object.The production,category and number of the radionuclides of the explosives in the nuclear warheads with weaponsgrade uranium cores(namely WgU warheads)were analyzed,aiming at studying whether the passive detection of the radionuclides of the explosives can be applicable for the source authentication of the explosives dismantled from the WgU warheads.Based on the research r...