Triple

T1717458
Position Surface form Disambiguated ID Type / Status
Subject Louis Slotin E37320 entity
Predicate experimentedOn P31889 FINISHED
Object plutonium core later nicknamed "demon core"
The plutonium core later nicknamed the "demon core" was a subcritical mass of plutonium used in Manhattan Project criticality experiments that caused two fatal radiation accidents, including the one that killed physicist Louis Slotin.
E192861 NE FINISHED
Provenance (7 batches)
Stage Batch ID Job type Status
creating batch_69a8861912dc8190931af43b4b9158a7 elicitation completed
NER batch_69ab5c96db6c8190a745d6fef7bf2cdb ner completed
NED1 batch_69ad8ae6940c81909c1ebdfb0cdef5fc ned_source_triple completed
NED2 batch_69ad97af6b388190b2af293599108df3 ned_description completed
NEDg batch_69ad957adf1c8190b7c8656c1984f998 nedg completed
PD batch_69aa61bed2fc819086d912cd34285978 pd completed
PDg batch_69ab5c7780bc81909fc6e173a216cb0b pdg completed
Created at: March 4, 2026, 7:30 p.m.

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