The influence of three main factors such as lattice structure, packing ratio and dielectric constant ratio on complete forbidden band of 2-d air cylindrical photonic crystal is studied.
3
应用等效网络法分别测量了空气、聚四氟乙烯及微波介质陶瓷材料片状试样的介电常数。
The dielectric constant of air, polytetrafluoroethylene (PTFE) and the microwave dielectric ceramics sheets is measured by the equivalent network method.