Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
cosmological parameter
|
| gptkbp:affects |
expansion rate of the universe
structure formation |
| gptkbp:contrastsWith |
gptkb:curvature_density_(Omega_k)
gptkb:radiation_density_(Omega_r) gptkb:dark_energy_density_(Omega_Lambda) |
| gptkbp:describes |
fraction of the critical density of the universe in matter
|
| gptkbp:dimensions |
true
|
| https://www.w3.org/2000/01/rdf-schema#label |
matter density (Omega m)
|
| gptkbp:includes |
dark matter
baryonic matter |
| gptkbp:measures |
cosmic microwave background observations
supernova observations large scale structure surveys |
| gptkbp:symbol |
Ωm
|
| gptkbp:typical_value_(Planck_2018) |
0.315
|
| gptkbp:used_in |
gptkb:Lambda-CDM_model
|
| gptkbp:bfsParent |
gptkb:standard_cosmological_model
|
| gptkbp:bfsLayer |
6
|