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Capability of gas to absorb & emit photons

  1. Aug 25, 2014 #1
    Which gases have to capability to absorb light and emit photons of equal frequency?
  2. jcsd
  3. Aug 25, 2014 #2


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    Staff Emeritus
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    All gases will absorb and emit light at the same frequency. Different gases will absorb and emit at different frequencies though.
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