通过mie级数计算球体的消光截面，散射截面，吸收截面-Mie series by calculating the extinction cross section sphere, scattering cross section, absorption cross section

比较matlb理论计算与comsol软件计算米氏散射，对表面等离基元感兴趣的可以关注-More matlb theoretical calculation of Mie scattering with comsol software, such as from the primitive to the surface plasmon of interest can focus