40 citations · 278 across the 24 of their papers we have counts for
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quant-ph2003★ 14 cited
Generalization of the Darboux transformation and generalized harmonic oscillators
Dae-Yup Song, John R. Klauder
The Darbroux transformation is generalized for time-dependent Hamiltonian systems which include a term linear in momentum and a time-dependent mass. The formalism for the -fold…
quant-ph2003★ 9 cited
Unitary relation for the time-dependent SU(1,1) systems
Dae-Yup Song
The system whose Hamiltonian is a linear combination of the generators of SU(1,1) group with time-dependent coefficients is studied. It is shown that there is a unitary relation be…