Ångström
anders jonas
[an-derz joh-nuh s;; swedish ahn-duh rs-yoo-nahs] /ˈæn dərz ˈdʒoʊ nəs;; swedish ˈɑn dərsˈyu nɑs/ (show ipa), 1814–74, swedish astronomer and physicist.
noun
anders jonas (ˈandərs ˈjuːnas). 1814–74, swedish physicist, noted for his work on spectroscopy and solar physics
ångström
(āng’strəm)
swedish physicist and astronomer who pioneered the use of the spectroscope in the -n-lysis of radiation. by studying the spectrum of visible light given off by the sun, ångström discovered that there is hydrogen in the sun’s atmosphere. the angstrom unit of measurement is named for him.
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