Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
spectral series
|
| gptkbp:containsElement |
ionized helium
|
| gptkbp:discoveredBy |
gptkb:Edward_Charles_Pickering
|
| gptkbp:firstObserved |
1896
|
| gptkbp:form |
1/λ = RZ^2 (1/4 - 1/n^2), n=5,6,7...
|
| gptkbp:frequency |
ultraviolet
visible |
| https://www.w3.org/2000/01/rdf-schema#label |
Pickering series
|
| gptkbp:namedAfter |
gptkb:Edward_Charles_Pickering
|
| gptkbp:relatedTo |
gptkb:astronomy
spectroscopy |
| gptkbp:bfsParent |
gptkb:Edward_C._Pickering
gptkb:Edward_Charles_Pickering |
| gptkbp:bfsLayer |
7
|