Lax-Phillips scattering theory for PT-symmetric \rho-perturbed operators
  The S-matrices corresponding to PT-symmetric \rho-perturbed operators are defined and calculated by means of an approach based on an operator-theoretical interpretation of the Lax-Phillips scattering theory. 
Petru A. Cojuhari, Sergii Kuzhel
math-ph math.MP quant-ph