Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
physical phenomenon |
| gptkbp:alsoKnownAs |
gptkb:Planck's_law
|
| gptkbp:appliesTo |
black body
|
| gptkbp:basisFor |
gptkb:quantum_field_theory
|
| gptkbp:dependsOn |
gptkb:Planck_constant
gptkb:Boltzmann_constant gptkb:temperature speed of light |
| gptkbp:describes |
spectral density of electromagnetic radiation
|
| gptkbp:explains |
black-body radiation spectrum
|
| gptkbp:expressedIn |
B(λ, T) = (2hc^2/λ^5) / (e^{hc/λkT} - 1)
B(ν, T) = (2hν^3/c^2) / (e^{hν/kT} - 1) |
| gptkbp:formedBy |
gptkb:Max_Planck
1900 |
| gptkbp:hasUnit |
W·sr⁻¹·m⁻²·Hz⁻¹
W·sr⁻¹·m⁻³ |
| https://www.w3.org/2000/01/rdf-schema#label |
Planck function
|
| gptkbp:solvedBy |
gptkb:ultraviolet_catastrophe
|
| gptkbp:usedIn |
astrophysics
quantum mechanics thermal physics |
| gptkbp:variant |
gptkb:temperature
frequency wavelength |
| gptkbp:bfsParent |
gptkb:Planck_spectral_radiance
|
| gptkbp:bfsLayer |
7
|