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Approximate analytical solutions of the Dirac equation with the Pöschl-Teller potential including the spin-orbit coupling term. (English) Zbl 1149.81008

Summary: By employing an exponential-type potential to replace the spin-orbit coupling term, we solve approximately the Dirac equation for the Pöschl-Teller potential with the pseudospin symmetry for the arbitrary spin-orbit quantum number \(\kappa \). The bound-state energy eigenvalues and the associated two-component spinors of the Dirac particles are obtained approximately.

MSC:

81Q05 Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics
81V45 Atomic physics
70H40 Relativistic dynamics for problems in Hamiltonian and Lagrangian mechanics
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