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Internet Message Format  |  1992-12-12  |  725 b 
  1. Xref: sparky sci.physics:20977 alt.sci.physics.new-theories:2538 sci.optics:1298
  2. Newsgroups: sci.physics,alt.sci.physics.new-theories,sci.optics
  3. Path: sparky!uunet!cs.utexas.edu!sun-barr!ames!pacbell.com!well!sarfatti
  4. From: sarfatti@well.sf.ca.us (Jack Sarfatti)
  5. Subject: PS we may need half-wave plate after all.
  6. Message-ID: <Bz50D2.9Ks@well.sf.ca.us>
  7. Sender: news@well.sf.ca.us
  8. Organization: Whole Earth 'Lectronic Link
  9. Date: Sat, 12 Dec 1992 08:17:26 GMT
  10. Lines: 11
  11.  
  12.  
  13. if we need it - stick it in! That is
  14. |o-> -> |o+>
  15.  
  16. still by unitarity
  17.  
  18. <e+|o+> = 0 because <e+|o-> = 0
  19.  
  20. but the matrix element of S(&).... between e+ and o- might vanish
  21. because of perpendicular polarizations while that between e+ and o+
  22. does not vanish.
  23.