Fermion mixing in quasifree states

Jul, 2002
10 pages
Published in:
  • J.Phys.A 36 (2003) L69
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Abstract:
Quantum field theoretic treatments of fermion oscillations are typically restricted to calculations in Fock space. In this letter we extend the oscillation formulae to include more general quasi-free states, and also consider the case when the mixing is not unitary.
Note:
  • 10 pages, Plain TeX
  • fermion: oscillation
  • commutation relations
  • correlation function