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quant-ph2008★ 8 cited
Feshbach projection-operator formalism to resonance scattering on Bargmann-type potentials
Varvara V. Shamshutdinova, Konstantin N. Pichugin, Ingrid Rotter +1
The projection-operator formalism of Feshbach is applied to resonance scattering in a single-channel case. The method is based on the division of the full function space into two s…
quant-ph2007★ 15 cited
The brachistochrone problem in open quantum systems
Ingrid Rotter
Recently, the quantum brachistochrone problem is discussed in the literature by using non-Hermitian Hamilton operators of different type. Here, it is demonstrated that the passage…