Fig. 1. Spherical particle scattering

Fig. 2. Design of the simulation system

Fig. 3. Comparison of system energy intensity with and without embedding air nano particles

Fig. 4. Comparison of p-vector energy intensity with and without embedding air nano particles

Fig. 5. Comparison of system energy intensity when the relative position of nano air particles changes

Fig. 6. 2D graph of light intensity as a function of z value

Fig. 7. Influence of particle size of different air nano particles on electric field energy intensity of system

Fig. 8. Influence of different lens refractive indices on system focusing

Fig. 9. Comparison of electric field energy intensity with and without embedding air nano particles