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A What is the origin of Cerium 133 and Dysprosium 151?

  1. Oct 13, 2017 #1
  2. jcsd
  3. Oct 13, 2017 #2


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    What is your question exactly? I don't think either of these isotopes occur in nature, so they probably need to be manufactured in accelerators or extracted from fission products. This site is pretty useful for displaying decay chains.
  4. Oct 13, 2017 #3


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    Staff: Mentor

    From the green twin and Stockholm.
  5. Oct 14, 2017 #4

    jim mcnamara

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    Ask a cryptic question, get a cryptic answer. fresh42 answered your question. Good questions get good answers. You may want to try again.
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