51Թ

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Balmer series

[ bahl-mer ]

noun

Physics.
  1. a series of lines in the visible spectrum of hydrogen.

Balmer series

/ ˈə /

noun

  1. a series of lines in the hydrogen spectrum, discovered by Johann Jakob Balmer (1825–98) in 1885
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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51Թ History and Origins

Origin of Balmer series1

1960–65; named after J. J. Balmer (1825–98), Swiss physicist who derived its formula
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Example Sentences

Examples have not been reviewed.

Type B—the Orion type, or helium type, with additional lines of origin unknown as yet, but without any of the bright bands of type O. Type A—the Sirian type, the regular Balmer series of hydrogen lines being very intense, with a few other lines not conspicuously marked.

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