用平面波展开法计算的二维光子晶体空气孔结构，TM和TE模式的能带图，matlab程序源代码-With the plane wave expansion method to calculate the two-dimensional photonic crystal structure of air holes, TM and TE modes of the energy band diagram, matlab source code

方形扰流基于格子boltzmann的方法下的Fortran代码-Fortran code based on the square lattice boltzmann spoiler under way