hydrogen line (Q1406191)
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spectral line of hydrogen state transitions
- H I line
- HI line
- H one line
- 21 cm line
- 21 centimeter line
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | hydrogen line |
spectral line of hydrogen state transitions |
|
Statements
21.10611405413±0.00000000001 centimetre
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1,420,405,751.7667±0.0009 hertz
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21cm line
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Identifiers
1 reference
Sitelinks
Wikipedia(24 entries)
- arwiki خط هيدروجين
- dewiki HI-Linie
- enwiki Hydrogen line
- eswiki Línea de hidrógeno
- fawiki خط هیدروژن
- fiwiki 21 senttimetrin säteily
- frwiki Raie à 21 centimètres
- hewiki קו המימן
- itwiki Riga a 21 cm dell'idrogeno neutro
- jawiki 21cm線
- kowiki 수소선
- lbwiki HI-Linn
- mlwiki ഹൈഡ്രജൻ രേഖ
- mswiki Garis hidrogen
- nlwiki 21cm-lijn
- nowiki Hydrogenlinjen
- plwiki Linia wodoru 21 cm
- ruwiki Радиолиния нейтрального водорода
- skwiki Čiara 21 cm
- slwiki Vodikova črta
- srwiki Vodonikova linija na 21 cm
- trwiki Hidrojen çizgisi
- ukwiki Радіолінія водню 21 см
- zhwiki 21公分線
Wikibooks(0 entries)
Wikinews(0 entries)
Wikiquote(0 entries)
Wikisource(0 entries)
Wikiversity(0 entries)
Wikivoyage(0 entries)
Wiktionary(0 entries)
Multilingual sites(1 entry)
- commonswiki Category:21cm line