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  1. Newsgroups: sci.physics
  2. Path: sparky!uunet!usc!cs.utexas.edu!tamsun.tamu.edu!zeus.tamu.edu!dwr2560
  3. From: dwr2560@zeus.tamu.edu (RING, DAVID WAYNE)
  4. Subject: big nuclei (was: BLACKHOLES IN THE CENTER OF THE EARTH)
  5. Message-ID: <21AUG199207414856@zeus.tamu.edu>
  6. News-Software: VAX/VMS VNEWS 1.41    
  7. Sender: news@tamsun.tamu.edu (Read News)
  8. Organization: Texas A&M University, Academic Computing Services
  9. References: <Bt6xuL.2K2@ecf.toronto.edu> <1992Aug19.172129.26393@pelican.cit.cornell.edu>
  10. Date: Fri, 21 Aug 1992 12:41:00 GMT
  11. Lines: 13
  12.  
  13. rdc@pelican.cit.cornell.edu (Bob Cowles) writes...
  14. >Is there any "back-of-the-envelope" calculation that has been done to
  15. >size a black hole of "nuclear" density? (whatever that means) ...along
  16. >the lines of "if the nucleii of x uranium (or take your pick) atoms
  17. >were "combined" to the same average density as a single nucleus, then the
  18. >mass is sufficient to form a black hole"?  Any idea what the number would be?
  19.  
  20. x ~= 10^55
  21.  
  22. Thats about 3 solar masses.
  23.  
  24. Dave Ring
  25. dwr2560@zeus.tamu.edu
  26.