Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:physical_equation
|
| gptkbp:alsoKnownAs |
Saha–Ionization equation
|
| gptkbp:appliesTo |
laboratory plasmas
stellar atmospheres |
| gptkbp:category |
gptkb:statistical_mechanics
atomic physics thermodynamics |
| gptkbp:describes |
ionization state of a gas
|
| gptkbp:field |
astrophysics
plasma physics |
| gptkbp:form |
\frac{n_{i+1} n_e}{n_i} = \frac{2Z_{i+1}}{Z_i} \left(\frac{2\pi m_e k T}{h^2}\right)^{3/2} e^{-\chi_i/(kT)}
|
| gptkbp:involves |
gptkb:Planck_constant
gptkb:Boltzmann_constant gptkb:temperature electron density electron mass partition function statistical weights ionization energy |
| gptkbp:namedAfter |
gptkb:Meghnad_Saha
|
| gptkbp:publishedIn |
1920
|
| gptkbp:relatedTo |
ionization state to electron density
ionization state to pressure ionization state to temperature |
| gptkbp:usedFor |
spectral analysis
determining degree of ionization |
| gptkbp:bfsParent |
gptkb:Payne–Gaposchkin_equation
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Saha equation
|