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Text File  |  1992-07-25  |  1.2 KB  |  25 lines
  1. Newsgroups: sci.physics
  2. Path: sparky!uunet!cs.utexas.edu!tamsun.tamu.edu!sigma.tamu.edu!wma6617
  3. From: wma6617@sigma.tamu.edu (ASHE, WILLIAM MONROE)
  4. Subject: Re: The unseen photon (riddle of existence)
  5. Message-ID: <24JUL199213445144@sigma.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: <1992Jul20.161843.26326@hellgate.utah.edu> <1992Jul24.164344.19072@siesoft.co.uk>
  10. Date: Fri, 24 Jul 1992 18:44:00 GMT
  11. Lines: 12
  12.  
  13. In article <1992Jul24.164344.19072@siesoft.co.uk>, imw@siesoft.co.uk (Ian Wild) writes...
  14. >tolman%asylum.cs.utah.edu@cs.utah.edu (Kenneth Tolman) writes
  15. * stuff deleted
  16. >BTW - why did you need the two slits up front?  If I fire off a photon
  17. >from my pocket laser, carefully aiming so that it misses everything in
  18. >the whole universe, does *that* photon exist?  And how would you prove it
  19. * you could prove that the photon was emitted from your source by carefully
  20. *measuring the thurst imparted to your source by the departing photon.
  21. *Radiation pressure pushes both ways.  From this you could deduce the photon's
  22. *momentum and direction.
  23. *     Bill Ashe
  24. *     Texas A&M University  **don't shoot I just drive the bus**
  25.