Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:spectral_line
|
| gptkbp:category |
astrophysics
atomic physics |
| gptkbp:color |
red
|
| gptkbp:discoveredBy |
gptkb:Anders_Ångström
|
| gptkbp:emits |
ionized hydrogen regions
|
| gptkbp:originatedIn |
gptkb:hydrogen_atom
|
| gptkbp:powerSource |
1.89 eV
|
| gptkbp:series |
gptkb:Balmer_series
|
| gptkbp:studiedBy |
solar flares
nebulae star formation |
| gptkbp:symbol |
gptkb:Hα
|
| gptkbp:transition |
n=3 to n=2
|
| gptkbp:usedIn |
gptkb:astronomy
spectroscopy solar observation |
| gptkbp:wavelengthRange |
656.28 nm
|
| gptkbp:bfsParent |
gptkb:Barnard's_Loop
gptkb:H_II_Regions |
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
H-alpha radiation
|