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Mechanics of Stern-Gerlach Experiments Question.

  1. Oct 10, 2011 #1
    In an SGY-SGZ experiment, where the magnetic field were placed along the y and z axis,
    we could write the equation:

    [URL]http://bit.ly/pSN1u2[/URL]

    for state of spin +Y, +Z, -Z respectively with the prob amplitudes a and b.

    take the bra [itex]\left\langle +Z\right|[/itex] to the eq:

    [URL]http://bit.ly/qugX1b[/URL]

    thus
    [URL]http://bit.ly/qg2K32[/URL]
    also
    [URL]http://bit.ly/qKXI5O[/URL]

    so we have
    [URL]http://bit.ly/oxzLXT[/URL]

    But why the equation really is:
    [URL]http://bit.ly/r3jcee[/URL]

    Can anyone explain this to me?
     
    Last edited by a moderator: Apr 26, 2017
  2. jcsd
  3. Oct 10, 2011 #2
    ok sorry guys, problem is solved. my fault.
     
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