Theoretical and experimental operating wavelength of GaAs/Al0.25Ga0.75As IR photodetectorsA. Almaggoussi, A. Abounadi, H. Akabli, K. Zekentes and M. AndroulakiEur. Phys. J. Appl. Phys., 45 2 (2009) 20301DOI: https://doi.org/10.1051/epjap/2009003