Ultra Broadband Mid-Infrared Ge-on-Si Polarization Rotator

Kevin Gallacher, Ugne. Griskeviciute, Ross W. Millar, Douglas J. Paul
2019 2019 IEEE 16th International Conference on Group IV Photonics (GFP)  
The design and modelling of an ultra broadband Ge-on-Si waveguide polarization rotator is presented. The polarization rotator demonstrates high extinction ratio (≥ 18.5 dB) and low insertion loss (≤ 1 dB) over the full operating range of 8 to 11 µm wavelength.
doi:10.1109/group4.2019.8853922 fatcat:yolebd3wdvbrdnmliih3chpc5i