Electron-related optical properties in T-shaped AlxGa1-xAs/GaAs quantum wires and dots J.C. Martínez-Orozco, M.E. Mora-Ramos and C.A. Duque Eur. Phys. J. B, 88 5 (2015) 115 Published online: 07 May 2015 DOI: 10.1140/epjb/e2015-60021-x