About: Hydrogen line

Property	Value
dbo:description	中性水素原子のエネルギー状態の変化によって放射されるスペクトル線。SETIへ応用される。周波数1420.40575MHz。 (ja) garis spektrum peralihan keadaan hidrogen (ms) spectral line of hydrogen state transitions (en) spektralna črta prehodov stanja vodikovega atoma (sl) vedyn muuttumisessa vapautuva säteily (fi)
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dbo:wikiPageExternalLink	http://web.haystack.mit.edu/MWA/ http://www.lofar.org/ http://www.nrao.edu/whatisra/hist_ewenpurcell.shtml https://web.archive.org/web/20050211003225/http:/web.haystack.mit.edu/MWA/ https://www.nature.com/articles/168356a0 http://www.skatelescope.org/
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dct:subject	dbc:Hydrogen_physics dbc:Radio_astronomy dbc:Hydrogen dbc:Physical_cosmology dbc:Astrochemistry dbc:Emission_spectroscopy
rdfs:label	Hydrogen line (en) خط هيدروجين (ar) HI-Linie (de) Línea de hidrógeno (es) Riga a 21 cm dell'idrogeno neutro (it) Raie à 21 centimètres (fr) 21cm線 (ja) 수소선 (ko) 21cm-lijn (nl) Linia wodoru 21 cm (pl) Радіолінія гідрогену 21 см (uk) Радиолиния нейтрального водорода (ru) 21公分線 (zh)
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