Zehua SUN, Weiguo LIU, Shaobo GE, Bingcai LIU, Chunfang WU, Yingxue XI. Study on Photonic Nanojet of Bilayer Micropyramid Structure Coupled with Spatial Light Modulation[J]. Acta Photonica Sinica, 2022, 51(12): 1223001
- Acta Photonica Sinica
- Vol. 51, Issue 12, 1223001 (2022)
Fig. 1. Schematic of liquid crystal molecules orientation along xyz planes under an external power
Fig. 2. Schematic of a micropyramid structure filled with liquid crystals producing PNJ
Fig. 3. Distribution of light fields at different liquid crystal deflection angles
Fig. 4. PNJ intensity values corresponding to different
Fig. 5. The effect of the different liquid crystal rotation angle
Fig. 6. Lateral distribution at the focal point of the PNJ corresponding to different
Fig. 7. Result of the light field distribution produced by the microstructure without liquid crystal
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Table 1. The first and second focal lengths corresponding to different
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Table 2. The focusing efficiency and half-height full width of the two focal points corresponding to different
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