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Phosphorescence in cold

  1. Apr 24, 2014 #1
    gelatin, celluloid paraffin and ivory all exhibit phosphorescence at lower temperatures why is that?
  2. jcsd
  3. Apr 25, 2014 #2

    Simon Bridge

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    Um... because they do?
    Is there some reason you would expect phosphorescence to only happen at "higher" temperatures?
    Do you know how phosphorescence happens at all?
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