Optical bistability in Ag-Al2O3 one-dimensional photonic crystalsKandammathe Valiyaveedu Sreekanth, Alireza R. Rashed, Alessandro Veltri, Mohamed ElKabbash and Giuseppe StrangiEPL, 112 1 (2015) 14005DOI: https://doi.org/10.1209/0295-5075/112/14005