GaAs quantum well in the non-parabolic case: the effect of hydrostatic pressure on the intersubband absorption coefficient and the refractive indexYounes Chrafih, Lhoucine Moudou, Khalid Rahmani, Izeddine Zorkani, Mohammed Khenfouch and Sanae Janati EdrissiEur. Phys. J. Appl. Phys., 86 2 (2019) 20101DOI: https://doi.org/10.1051/epjap/2019190035