Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
isotope
|
| gptkbp:abundance |
99.99986%
|
| gptkbp:atomicNumber |
2
|
| gptkbp:bindingEnergyPerNucleon |
7.073 MeV
|
| gptkbp:commonIn |
alpha particles
|
| gptkbp:containsElement |
gptkb:helium
|
| gptkbp:discoveredBy |
gptkb:Ernest_Rutherford
|
| gptkbp:discoveredIn |
1907
|
| gptkbp:formsSuperfluid |
below 2.17 K
|
| https://www.w3.org/2000/01/rdf-schema#label |
helium-4
|
| gptkbp:massNumber |
4
|
| gptkbp:naturalOccurrence |
terrestrial
primordial |
| gptkbp:neutrons |
2
|
| gptkbp:nuclearSpin |
0
|
| gptkbp:phaseAtSTP |
gptkb:gasoline
|
| gptkbp:producedBy |
gptkb:Big_Bang_nucleosynthesis
stellar nucleosynthesis |
| gptkbp:protons |
2
|
| gptkbp:spin |
0
|
| gptkbp:stable |
true
|
| gptkbp:symbol |
gptkb:4He
|
| gptkbp:usedIn |
cryogenics
nuclear fusion research superfluidity studies |
| gptkbp:bfsParent |
gptkb:helium
gptkb:Bose-Einstein_condensation |
| gptkbp:bfsLayer |
5
|