Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
isotope
radioactive material |
| gptkbp:atomicNumber |
94
|
| gptkbp:category |
actinide
|
| gptkbp:chemicalFormula |
gptkb:Pu-239
|
| gptkbp:containsElement |
Plutonium
|
| gptkbp:criticalMass |
10 kg
|
| gptkbp:decaysTo |
gptkb:Uranium-235
|
| gptkbp:discoveredBy |
gptkb:Glenn_T._Seaborg
gptkb:Edwin_M._McMillan |
| gptkbp:discoveredIn |
1941
|
| gptkbp:energyReleasedPerFission |
~200 MeV
|
| gptkbp:fissile |
true
|
| gptkbp:halfLife |
24110 years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Plutonium-239
|
| gptkbp:massNumber |
239
|
| gptkbp:mode |
alpha decay
|
| gptkbp:neutrons |
145
|
| gptkbp:nuclearSpin |
1/2+
|
| gptkbp:producedBy |
neutron capture in Uranium-238
|
| gptkbp:protons |
94
|
| gptkbp:riskFactor |
highly radioactive
|
| gptkbp:stateAtRoomTemperature |
gptkb:stone
|
| gptkbp:symbol |
gptkb:Pu-239
|
| gptkbp:usedIn |
nuclear weapons
nuclear reactors |
| gptkbp:bfsParent |
gptkb:nuclear_reactor
|
| gptkbp:bfsLayer |
5
|