Fig. 1. Structural diagram of GASSMRR. (a) Three-dimensional structure; (b) top view; (c) enlarged view of slot

Fig. 2. Schematic diagram of transmission

Fig. 3. Mode field distribution of GASSMRR. (a) Mode field distribution of cross section of slot waveguide; (b) mode field distribution of GASSMRR as whole

Fig. 4. Grating array structure formed by small holes at different positions. (a) ΔR=5.097 μm; (b) ΔR=5.369 μm; (c) ΔR=5.429 μm; (d) ΔR=5.700 μm

Fig. 5. Output spectra at different hole positions. (a) ΔR=5.097 μm; (b) ΔR=5.369 μm; (c) ΔR=5.429 μm; (d) ΔR=5.700 μm

Fig. 6. Quality factor under different hole radii

Fig. 7. Transmission intensity and quality factor under different microring radii

Fig. 8. Number of wave crest splitting under different hole numbers

Fig. 9. Output spectra under different hole numbers. (a) 16; (b) 52; (c) 64; (d) 66

Fig. 10. Transmission intensity under different coupling spacing

Fig. 11. Transmission spectra under different environmental refractive indices