Accurate calculation of the complex eigenvalues of the Schrödinger equation with an exponential potential
arXiv:0712.3375 · doi:10.1016/j.physleta.2008.01.053
Abstract
We show that the Riccati--Padé method is suitable for the calculation of the complex eigenvalues of the Schrödinger equation with a repulsive exponential potential. The accuracy of the results is remarkable for realistic potential parameters.