A novel sharply bent silicon multimode waveguide with ultrahigh mode extinction ratio

@article{Sun2016ANS,
  title={A novel sharply bent silicon multimode waveguide with ultrahigh mode extinction ratio},
  author={Chunlei Sun and Yu Hong Yu and Guanyu Chen and Chaotan Sima and Songnian Fu and Xinliang Zhang},
  journal={2016 Optical Fiber Communications Conference and Exhibition (OFC)},
  year={2016},
  pages={1-3}
}
We propose a sharply bent (5 μm) multimode Silicon waveguide with mode extinction ratio over 22.8 dB from 1500 to 1600nm. A comparable performance can be achieved compared with conventional scheme with 40 μm radius.