A 2D 4.65μm*4.65μm photonic crystal structure with a central point defect consists of an 7 ∗ 7 array of silicon(refractive index n=3.4)squares having 0.15μm as the width of each side with the horizontal(y-axis direction)and vertical(x-axis d

用平面波展开法计算二维带缺陷态结构的光子晶体的能带图。matlab程序源代码-With a two-dimensional plane wave expansion method to calculate the band structure of photonic crystal defect states in the energy band diagram. matlab source code