From OptoelectronicsWiki
This page outlines our effort to improve the tapers that transition the silicon mode to the III-V mode (and then back to the silicon mode). The goal is to make a taper that has low loss and excites as few III-V modes as possible.
Processing[edit]
Process follower (Doc)
Mask File.
See http://optoelectronics.ece.ucsb.edu/sites/default/files/publications/2013_PJ_Characterization%20of%20Insertion%20Loss%20and%20Back%20Reflection%20in%20Passive%20Hybrid%20Silicon%20Tapers.pdf