Low-Threshold and High-Extinction-Ratio Optical Bistability within a Graphene-Based Perfect Absorber.A kind of graphene-based perfect absorber which can generate low-threshold and high-extinction-ratio optical bistability in the near-IR band is proposed and simulated with numerical methods. 
numerical methods
Low-Threshold and High-Extinction-Ratio Optical Bistability within a Graphene-Based Perfect Absorber.A kind of graphene-based perfect absorber which can generate low-threshold and high-extinction-ratio optical bistability in the near-IR band is proposed and simulated with numerical methods. 
graphene-based perfect absorber