Kirchhoff's law of spectroscopy
GPTKB entity
Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
physical phenomenon
|
| gptkbp:appliesTo |
thermal radiation
|
| gptkbp:describes |
relationship between emission and absorption of light by matter
|
| gptkbp:field |
physics
spectroscopy |
| gptkbp:formedBy |
gptkb:Gustav_Kirchhoff
1859 |
| https://www.w3.org/2000/01/rdf-schema#label |
Kirchhoff's law of spectroscopy
|
| gptkbp:relatedTo |
gptkb:Planck's_law
gptkb:Stefan–Boltzmann_law black body radiation |
| gptkbp:state |
for a body emitting and absorbing thermal radiation in thermodynamic equilibrium, the emissivity equals the absorptivity at each wavelength
|
| gptkbp:usedIn |
gptkb:thermal_engineering
astrophysics material science |
| gptkbp:bfsParent |
gptkb:Gustav_Kirchhoff
|
| gptkbp:bfsLayer |
4
|