Restrepo Arango, Ricardo León; Morales Aramburo, Álvaro Luis; Martínez Orozco, Juan Carlos; Baghramyan, H. M.; Barseghyan, Manuk G.; Mora Ramos, Miguel Eduardo; Duque, Carlos Alberto (Elsevier, 2014-11)
Using a variational procedure within the effective mass approximation, we have calculated the donor impurity binding energy for the ground (1s-like) and the excited states as well as the impurity-related nonlinear optical ...