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Spectral line width problemo!

  1. May 30, 2007 #1
    anyone know how to find the spectral line width given the wavelength of the ejected photon, the energy values for the atom (usual hydrogen e values) and the lifetime in the excited state.

    any help much appriciated!!!#

    cheers all

  2. jcsd
  3. May 30, 2007 #2
    see heisenberg for that
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