Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
physical phenomenon
|
| gptkbp:alsoKnownAs |
gptkb:Planck's_law
|
| gptkbp:appliesTo |
black body
|
| gptkbp:dependsOn |
gptkb:temperature
frequency wavelength |
| gptkbp:describes |
spectral density of electromagnetic radiation
|
| gptkbp:expressedIn |
function of frequency
function of wavelength |
| gptkbp:field |
physics
quantum mechanics thermodynamics |
| gptkbp:form |
B(λ,T) = (2hc²/λ⁵) / (e^{hc/λkT} - 1)
B(ν,T) = (2hν³/c²) / (e^{hν/kT} - 1) |
| gptkbp:formedBy |
gptkb:Max_Planck
1900 |
| gptkbp:hasConstant |
gptkb:Planck_constant
gptkb:Boltzmann_constant speed of light |
| gptkbp:hasUnit |
W·sr⁻¹·m⁻³
|
| https://www.w3.org/2000/01/rdf-schema#label |
Planck spectral power
|
| gptkbp:relatedTo |
gptkb:Wien's_displacement_law
gptkb:Stefan–Boltzmann_law gptkb:Rayleigh–Jeans_law black-body radiation |
| gptkbp:bfsParent |
gptkb:Planck_units
|
| gptkbp:bfsLayer |
6
|