Feng Xu, Ting Shu, Lili Yu, Chongjun He. Optimal Design of Slot Waveguide Structure Based on the Principle of External Reflection[J]. Laser & Optoelectronics Progress, 2020, 57(13): 132303
- Laser & Optoelectronics Progress
- Vol. 57, Issue 13, 132303 (2020)
Fig. 1. Schematic of slot waveguide structure
Fig. 2. Electric field distribution in the two-dimensional slot waveguide structure. (a) Overall electric field distribution; (b) electric field distribution on the line segment AB in Fig. 2 (a)
Fig. 3. Effect of the four parameters on normalized energy and normalized intensity. (a) aclad; (b) h; (c) wslot; (d) wslab
Fig. 4. Scanning images of normalized energy and normalized intensity during parameter optimization. (a) After h is optimized, adjust wslot; (b) after h and wslot are optimized, adjust wslab; (c) after h, wslot, and wslab are optimized, adjust aclad
Fig. 5. Schematic of three-dimensional slot waveguide structure
Fig. 6. Electric field distribution of three-dimensional slot waveguide structure. (a) Overall three-dimensional electric field distribution; (b) electric field distribution of xy section; (c) electric field distribution of yz section
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