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#REDIRECT [[Hydrogen spectral series]]
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{{Merge|Hydrogen spectral series|Talk:Hydrogen spectral series#Merge proposal|date=December 2008}}
In [[physics]], the '''Pfund series''' is a series of [[absorption line|absorption]] or [[emission line]]s of atomic [[hydrogen]]. The lines were experimentally discovered in 1924 by [[August Herman Pfund]], and correspond to the electron jumping between the fifth and higher energy levels of the hydrogen atom.

The [[wavelength]]s for consecutive transitions are:

{| class="wikitable"
! <math>n</math>
|align="center"|6
|align="center"|7
|align="center"|8
|align="center"|9
|align="center"|10
|align="center"|<math>\infty</math>
|-
! Wavelength (nm)
|7476
|4664
|3749
|3304
|3046
|2279
|}

== See also ==
* [[Bohr model]]
* [[H-alpha]]
* [[Rydberg formula]]

{{Hydrogen spectral series-footer}}

[[Category:Emission spectroscopy]]
[[Category:Hydrogen physics]]


{{nuclear-stub}}

[[de:Pfund-Serie]]
[[es:Serie de Pfund]]
[[fr:Série de Pfund]]
[[ja:プント系列]]
[[pl:Seria Pfunda]]
[[ru:Серия Пфунда]]
[[zh:蒲芬德系]]

Revision as of 16:05, 29 December 2008