利用电磁场的源激发方法来计算光子晶体波导例如光子晶体光纤，金属波导，表面等离子体波导等的传播特性比如传播常数以及束缚损耗，模场分布等，是一款极好的计算程序！-use of the electromagnetic field source excitation method was used to calculate the photonic crystal waveguide such as photonic crystal fibers, metal waveguide, Surface pl