Intersubband optoelectronics in the InGaAs/GaAsSb material system. - Detz, H.; Andrews, A. M.; Nobile, M.; Klang, P.; Mujagić, E.; Hesser, G.; Schrenk, W.; Schäffler, F.; Strasser, G. (Journal of Vacuum Science & Technology: Part B-Nanotechnology & Microelectronics, 2010)