Interband and intersubband transitions in photoexcited mixed type I and type II GaAs/AlAs superlattices Y. GARINI, E. LINDER, E. COHEN, D. GERSHONI, E. EHRENFREUND, A. RON et L.N. PFEIFFER Le Journal de Physique IV, 03 C5 (1993) C5-241-C5-244 DOI: 10.1051/jp4:1993546