Passive silicon-on-insulator polarization-rotating waveguides
- 1 April 2006
- journal article
- Published by SPIE-Intl Soc Optical Eng in Optical Engineering
- Vol. 45 (4) , 044603-044603-5
- https://doi.org/10.1117/1.2188408
Abstract
We present preliminary experimental results for silicon-on-insulator polarization rotators with asymmetric external waveguiding layers. These devices consist of a waveguide with vertical and sloped sidewalls and are fabricated using a combination of plasma and chemical etching techniques. For a device length of , a TE-to-TM polarization conversion efficiency of 75% was measured.
Keywords
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