Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
physical phenomenon
|
| gptkbp:alternativeName |
gptkb:Einstein's_constant
vacuum energy density |
| gptkbp:appearsIn |
gptkb:Lambda-CDM_model
|
| gptkbp:category |
gptkb:cosmology
astrophysics physics |
| gptkbp:dimensions |
inverse square length
|
| gptkbp:effect |
causes repulsive force in universe
|
| gptkbp:hasUnit |
m^-2
|
| https://www.w3.org/2000/01/rdf-schema#label |
cosmological constant (Λ)
|
| gptkbp:introduced |
gptkb:Albert_Einstein
|
| gptkbp:introducedIn |
1917
|
| gptkbp:measures |
cosmic microwave background observations
supernova observations large scale structure surveys |
| gptkbp:relatedTo |
gptkb:general_relativity
gptkb:quantum_field_theory dark energy |
| gptkbp:roleInCosmology |
drives accelerated expansion of the universe
|
| gptkbp:symbol |
Λ
|
| gptkbp:usedIn |
gptkb:Einstein_field_equations
|
| gptkbp:valueEstimate |
~1.1 × 10^-52 m^-2
|
| gptkbp:bfsParent |
gptkb:Lambda-CDM_model
|
| gptkbp:bfsLayer |
5
|