包含6个文件。
matlab:基于kubo公式，计算graphene的表面电导率。
comsol:基于表面电导率，利用comsol对graphene进行建模(It contains six files.
Matlab: Based on Kubo formula, the surface conductivity of graphene is calculated.
COMSOL: Based on the surface conductivity, we use COMSOL to model
