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bn:03152150n
Noun Concept
NL
H-alpha  hα
EN
H-alpha is a deep-red visible spectral line of the hydrogen atom with a wavelength of 656.28 nm in air and 656.46 nm in vacuum. Wikipedia
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Sources
IS A
spectraallijn
Wikidata
NL
H-alpha
Wikipedia Translations
NL
h-alpha, hα

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