Statements (21)
Predicate | Object |
---|---|
gptkbp:instanceOf |
radiation therapy
|
gptkbp:absorbedBy |
neutral hydrogen
|
gptkbp:affiliatedWith |
gptkb:Lyman_series
|
gptkbp:discoveredBy |
gptkb:Theodore_Lyman
|
gptkbp:emits |
hydrogen atom
|
https://www.w3.org/2000/01/rdf-schema#label |
Lyman-alpha radiation
|
gptkbp:importantFor |
study of early universe
mapping hydrogen distribution |
gptkbp:observedBy |
quasars
interstellar medium star-forming galaxies |
gptkbp:powerSource |
10.2 eV
|
gptkbp:spectralLine |
ultraviolet
|
gptkbp:symbol |
Ly-α
|
gptkbp:transition |
n=2 to n=1
|
gptkbp:usedIn |
gptkb:astronomy
gptkb:cosmology plasma diagnostics |
gptkbp:wavelengthRange |
121.6 nm
|
gptkbp:bfsParent |
gptkb:Lyman_Alpha_Photometer
|
gptkbp:bfsLayer |
6
|