Fang Meng, Yaxin Wang, Qiang Mao, Xionggui Tang. Design and Analysis of Controllable Polarization Beam Splitter Based on Multimode Interference Structure[J]. Laser & Optoelectronics Progress, 2019, 56(5): 051301
- Laser & Optoelectronics Progress
- Vol. 56, Issue 5, 051301 (2019)
Fig. 1. Schematic structure of controllable polarization beam splitter. (a) Top view; cross-sectional view when the liquid crystal director is (b) in horizontal states and (c) in vertical states
Fig. 2. Optical field distributions of signal in process of propagating when crystal axis of liquid crystal is along horizontal direction. (a) TE wave; (b) TM wave
Fig. 3. Optical field distributions of signal in process of propagating when crystal axis of liquid crystal is along vertical direction. (a) TE wave; (b) TM wave
Fig. 4. Normalized optical power output varying with the operation wavelength. (a) TE wave; (b) TM wave
Fig. 5. Normalized optical power output varying with the rib thickness. (a) TE wave; (b) TM wave
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