Does 72Fe occur naturally? Either way, can it be produced synthetically and if so, how?


closed as off-topic by AccidentalFourierTransform, Chris, stafusa, Bill N, Jon Custer Jun 4 '18 at 20:42

This question appears to be off-topic. The users who voted to close gave this specific reason:

  • "Homework-like questions should ask about a specific physics concept and show some effort to work through the problem. We want our questions to be useful to the broader community, and to future users. See our meta site for more guidance on how to edit your question to make it better" – AccidentalFourierTransform, Chris, stafusa, Bill N, Jon Custer
If this question can be reworded to fit the rules in the help center, please edit the question.


Nuclear Wallet Cards give a half life of 150 nanoseconds for Fe-72. Such short-lived isotopes are not found in equilibrium in nature and cannot be artificially produced except in microscopic quantities.

  • $\begingroup$ The ENSDF data set at nndc.brookhaven.gov shows 73Co(p,2pg)72Fe as one possible path. $\endgroup$ – Jon Custer Jun 4 '18 at 0:58
  • $\begingroup$ So how is it produced? $\endgroup$ – SavedbyZer0 Jun 4 '18 at 9:34

Not the answer you're looking for? Browse other questions tagged or ask your own question.