Nickel on porous silicon MSM photo-detector and quantum confinement in nanocrystallites structure as methods to reduce dark currentMokhtar Zerdali, F. Bechiri, I. Rahmoun, M. Adnane, T. Sahraoui and S. HamzaouiEur. Phys. J. Appl. Phys., 61 3 (2013) 30101DOI: https://doi.org/10.1051/epjap/2013120216