Restrepo Arango, Ricardo León; Martínez Orozco, Juan Carlos; Barseghyan, Manuk G.; Mora Ramos, Miguel Eduardo; Duque, Carlos Alberto (International Center for Scientific Research, 2014)
Using a variational procedure within the efective mass approximation, we have calculated the hydrogenic impurity binding energy as well as the impurity-related nonlinear optical absorption in a single quantum ring with ...