Method for analyzing electromagnetic reflection and transmission characteristics of graphene under broadband

摘要: The invention discloses a method for analyzing electromagnetic reflection and transmission characteristics of graphene under broadband. comprises the following steps: firstly, establishing an wave time domain finite difference equation based on generalized thin layer condition; secondly, extracting electric polarizability tensor magnetic material broadband, fitting broadband by adopting complex conjugate pole residue pair method; combining fitted with condition to obtain update polarization current density field intensity graphene; finally, carrying out differential iteration, solving in computational domain, obtaining coefficient using discrete Fourier transform. provided saves memory analysis operation characteristics, has high flexibility effectiveness.