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Photon generated black hole

  1. Dec 14, 2009 #1
    Question, is it meanigful to define a schwarzchild radius to a photon, or does this concept apply only to particles with rest mass?
  2. jcsd
  3. Dec 15, 2009 #2


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    I suspect that at this level you have a conflict between quantum theory and gen. rel. so the question can't be answered.
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