Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:quantum_fluid
gptkb:phase_of_matter |
| gptkbp:compatibleWith |
gptkb:superfluid_helium-3
|
| gptkbp:composedOf |
gptkb:helium-4_atoms
|
| gptkbp:densityAtLambdaPoint |
0.145 g/cm³
|
| gptkbp:discoveredBy |
gptkb:Pyotr_Kapitsa
gptkb:Don_Misener gptkb:John_F._Allen |
| gptkbp:discoveredIn |
1937
|
| gptkbp:exhibits |
gptkb:Bose-Einstein_condensation
quantized vortices second sound Rollin film creeping along surfaces fountain effect zero viscosity |
| gptkbp:hasNo |
internal friction
|
| gptkbp:heldBy |
macroscopic quantum phenomena
|
| gptkbp:isBosonic |
true
|
| gptkbp:isomerOf |
gptkb:helium
|
| gptkbp:occursBelowTemperature |
2.17 K
|
| gptkbp:studiedIn |
condensed matter physics
quantum mechanics |
| gptkbp:transitionTemperature |
gptkb:lambda_point
|
| gptkbp:usedIn |
cryogenics
low-temperature physics experiments |
| gptkbp:bfsParent |
gptkb:roton
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
superfluid helium-4
|