Optical pumping in strained In0.2Ga0.8As/GaAs quantum wells G. BACQUET, F. HASSEN, N. LAURET, J. BARRAU, A. MARTI-CESCHIN, N. GRANDJEAN et J. MASSIESLe Journal de Physique IV, 03 C5 (1993) C5-319-C5-322DOI: https://doi.org/10.1051/jp4:1993565