Optical intersubband properties of a core-shell semiconductor-topological insulator quantum dot described by $\theta$-Electrodynamics

Jorge David Castaño-Yepes, O. J. Franca, C. F. Ramirez-Gutierrez +1

The optical properties of a spherical topological insulator embedded concentrically in a single-electron system consisting of a core-shell GaAs quantum dot are analyzed, when the s…